Add live task charts and fix USB export actions

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

audit/Makefile

@@ -1,9 +1,10 @@
 LISTEN ?= :8080
 AUDIT_PATH ?=
+EXPORT_DIR ?= $(CURDIR)/.tmp/export
 VERSION ?= $(shell sh ./scripts/resolve-version.sh)
 GO_LDFLAGS := -X main.Version=$(VERSION)
 
-RUN_ARGS := web --listen $(LISTEN)
+RUN_ARGS := web --listen $(LISTEN) --export-dir $(EXPORT_DIR)
 ifneq ($(AUDIT_PATH),)
 RUN_ARGS += --audit-path $(AUDIT_PATH)
 endif
@@ -11,6 +12,7 @@ endif
 .PHONY: run build test
 
 run:
+	mkdir -p $(EXPORT_DIR)
 	go run -ldflags "$(GO_LDFLAGS)" ./cmd/bee $(RUN_ARGS)
 
 build:

audit/cmd/bee/main.go

@@ -87,7 +87,7 @@ func printRootUsage(w io.Writer) {
   bee preflight --output stdout|file:<path>
   bee export  --target <device>
   bee support-bundle --output stdout|file:<path>
-  bee web     --listen :80 --audit-path `+app.DefaultAuditJSONPath+`
+  bee web     --listen :80 [--audit-path `+app.DefaultAuditJSONPath+`]
   bee sat nvidia|memory|storage|cpu [--duration <seconds>]
   bee benchmark nvidia [--profile standard|stability|overnight]
   bee version
@@ -296,7 +296,7 @@ func runWeb(args []string, stdout, stderr io.Writer) int {
 	fs := flag.NewFlagSet("web", flag.ContinueOnError)
 	fs.SetOutput(stderr)
 	listenAddr := fs.String("listen", ":8080", "listen address, e.g. :80")
-	auditPath := fs.String("audit-path", app.DefaultAuditJSONPath, "path to the latest audit JSON snapshot")
+	auditPath := fs.String("audit-path", "", "optional path to the latest audit JSON snapshot")
 	exportDir := fs.String("export-dir", app.DefaultExportDir, "directory with logs, SAT results, and support bundles")
 	title := fs.String("title", "Bee Hardware Audit", "page title")
 	fs.Usage = func() {

audit/internal/app/app.go

@@ -115,7 +115,12 @@ func (a *App) RunInstallToRAM(ctx context.Context, logFunc func(string)) error {
 type satRunner interface {
 	RunNvidiaAcceptancePack(baseDir string, logFunc func(string)) (string, error)
 	RunNvidiaAcceptancePackWithOptions(ctx context.Context, baseDir string, diagLevel int, gpuIndices []int, logFunc func(string)) (string, error)
+	RunNvidiaTargetedStressValidatePack(ctx context.Context, baseDir string, durationSec int, gpuIndices []int, logFunc func(string)) (string, error)
 	RunNvidiaBenchmark(ctx context.Context, baseDir string, opts platform.NvidiaBenchmarkOptions, logFunc func(string)) (string, error)
+	RunNvidiaOfficialComputePack(ctx context.Context, baseDir string, durationSec int, gpuIndices []int, logFunc func(string)) (string, error)
+	RunNvidiaTargetedPowerPack(ctx context.Context, baseDir string, durationSec int, gpuIndices []int, logFunc func(string)) (string, error)
+	RunNvidiaPulseTestPack(ctx context.Context, baseDir string, durationSec int, gpuIndices []int, logFunc func(string)) (string, error)
+	RunNvidiaBandwidthPack(ctx context.Context, baseDir string, gpuIndices []int, logFunc func(string)) (string, error)
 	RunNvidiaStressPack(ctx context.Context, baseDir string, opts platform.NvidiaStressOptions, logFunc func(string)) (string, error)
 	RunMemoryAcceptancePack(ctx context.Context, baseDir string, logFunc func(string)) (string, error)
 	RunStorageAcceptancePack(ctx context.Context, baseDir string, logFunc func(string)) (string, error)
@@ -528,6 +533,13 @@ func (a *App) RunNvidiaAcceptancePackWithOptions(ctx context.Context, baseDir st
 	return ActionResult{Title: "NVIDIA DCGM", Body: body}, err
 }
 
+func (a *App) RunNvidiaTargetedStressValidatePack(ctx context.Context, baseDir string, durationSec int, gpuIndices []int, logFunc func(string)) (string, error) {
+	if strings.TrimSpace(baseDir) == "" {
+		baseDir = DefaultSATBaseDir
+	}
+	return a.sat.RunNvidiaTargetedStressValidatePack(ctx, baseDir, durationSec, gpuIndices, logFunc)
+}
+
 func (a *App) RunNvidiaStressPack(baseDir string, opts platform.NvidiaStressOptions, logFunc func(string)) (string, error) {
 	return a.RunNvidiaStressPackCtx(context.Background(), baseDir, opts, logFunc)
 }
@@ -543,6 +555,34 @@ func (a *App) RunNvidiaBenchmarkCtx(ctx context.Context, baseDir string, opts pl
 	return a.sat.RunNvidiaBenchmark(ctx, baseDir, opts, logFunc)
 }
 
+func (a *App) RunNvidiaOfficialComputePack(ctx context.Context, baseDir string, durationSec int, gpuIndices []int, logFunc func(string)) (string, error) {
+	if strings.TrimSpace(baseDir) == "" {
+		baseDir = DefaultSATBaseDir
+	}
+	return a.sat.RunNvidiaOfficialComputePack(ctx, baseDir, durationSec, gpuIndices, logFunc)
+}
+
+func (a *App) RunNvidiaTargetedPowerPack(ctx context.Context, baseDir string, durationSec int, gpuIndices []int, logFunc func(string)) (string, error) {
+	if strings.TrimSpace(baseDir) == "" {
+		baseDir = DefaultSATBaseDir
+	}
+	return a.sat.RunNvidiaTargetedPowerPack(ctx, baseDir, durationSec, gpuIndices, logFunc)
+}
+
+func (a *App) RunNvidiaPulseTestPack(ctx context.Context, baseDir string, durationSec int, gpuIndices []int, logFunc func(string)) (string, error) {
+	if strings.TrimSpace(baseDir) == "" {
+		baseDir = DefaultSATBaseDir
+	}
+	return a.sat.RunNvidiaPulseTestPack(ctx, baseDir, durationSec, gpuIndices, logFunc)
+}
+
+func (a *App) RunNvidiaBandwidthPack(ctx context.Context, baseDir string, gpuIndices []int, logFunc func(string)) (string, error) {
+	if strings.TrimSpace(baseDir) == "" {
+		baseDir = DefaultSATBaseDir
+	}
+	return a.sat.RunNvidiaBandwidthPack(ctx, baseDir, gpuIndices, logFunc)
+}
+
 func (a *App) RunNvidiaStressPackCtx(ctx context.Context, baseDir string, opts platform.NvidiaStressOptions, logFunc func(string)) (string, error) {
 	if strings.TrimSpace(baseDir) == "" {
 		baseDir = DefaultSATBaseDir
@@ -893,6 +933,12 @@ func latestSATSummaries() []string {
 		prefix string
 	}{
 		{label: "NVIDIA SAT", prefix: "gpu-nvidia-"},
+		{label: "NVIDIA Targeted Stress Validate (dcgmi diag targeted_stress)", prefix: "gpu-nvidia-targeted-stress-"},
+		{label: "NVIDIA Max Compute Load (dcgmproftester)", prefix: "gpu-nvidia-compute-"},
+		{label: "NVIDIA Targeted Power (dcgmi diag targeted_power)", prefix: "gpu-nvidia-targeted-power-"},
+		{label: "NVIDIA Pulse Test (dcgmi diag pulse_test)", prefix: "gpu-nvidia-pulse-"},
+		{label: "NVIDIA Interconnect Test (NCCL all_reduce_perf)", prefix: "gpu-nvidia-nccl-"},
+		{label: "NVIDIA Bandwidth Test (NVBandwidth)", prefix: "gpu-nvidia-bandwidth-"},
 		{label: "Memory SAT", prefix: "memory-"},
 		{label: "Storage SAT", prefix: "storage-"},
 		{label: "CPU SAT", prefix: "cpu-"},

audit/internal/app/app_test.go

@@ -123,6 +123,11 @@ type fakeSAT struct {
 	runNvidiaFn               func(string) (string, error)
 	runNvidiaBenchmarkFn      func(string, platform.NvidiaBenchmarkOptions) (string, error)
 	runNvidiaStressFn         func(string, platform.NvidiaStressOptions) (string, error)
+	runNvidiaComputeFn        func(string, int, []int) (string, error)
+	runNvidiaPowerFn          func(string, int, []int) (string, error)
+	runNvidiaPulseFn          func(string, int, []int) (string, error)
+	runNvidiaBandwidthFn      func(string, []int) (string, error)
+	runNvidiaTargetedStressFn func(string, int, []int) (string, error)
 	runMemoryFn               func(string) (string, error)
 	runStorageFn              func(string) (string, error)
 	runCPUFn                  func(string, int) (string, error)
@@ -147,6 +152,41 @@ func (f fakeSAT) RunNvidiaBenchmark(_ context.Context, baseDir string, opts plat
 	return f.runNvidiaFn(baseDir)
 }
 
+func (f fakeSAT) RunNvidiaTargetedStressValidatePack(_ context.Context, baseDir string, durationSec int, gpuIndices []int, _ func(string)) (string, error) {
+	if f.runNvidiaTargetedStressFn != nil {
+		return f.runNvidiaTargetedStressFn(baseDir, durationSec, gpuIndices)
+	}
+	return f.runNvidiaFn(baseDir)
+}
+
+func (f fakeSAT) RunNvidiaOfficialComputePack(_ context.Context, baseDir string, durationSec int, gpuIndices []int, _ func(string)) (string, error) {
+	if f.runNvidiaComputeFn != nil {
+		return f.runNvidiaComputeFn(baseDir, durationSec, gpuIndices)
+	}
+	return f.runNvidiaFn(baseDir)
+}
+
+func (f fakeSAT) RunNvidiaTargetedPowerPack(_ context.Context, baseDir string, durationSec int, gpuIndices []int, _ func(string)) (string, error) {
+	if f.runNvidiaPowerFn != nil {
+		return f.runNvidiaPowerFn(baseDir, durationSec, gpuIndices)
+	}
+	return f.runNvidiaFn(baseDir)
+}
+
+func (f fakeSAT) RunNvidiaPulseTestPack(_ context.Context, baseDir string, durationSec int, gpuIndices []int, _ func(string)) (string, error) {
+	if f.runNvidiaPulseFn != nil {
+		return f.runNvidiaPulseFn(baseDir, durationSec, gpuIndices)
+	}
+	return f.runNvidiaFn(baseDir)
+}
+
+func (f fakeSAT) RunNvidiaBandwidthPack(_ context.Context, baseDir string, gpuIndices []int, _ func(string)) (string, error) {
+	if f.runNvidiaBandwidthFn != nil {
+		return f.runNvidiaBandwidthFn(baseDir, gpuIndices)
+	}
+	return f.runNvidiaFn(baseDir)
+}
+
 func (f fakeSAT) RunNvidiaStressPack(_ context.Context, baseDir string, opts platform.NvidiaStressOptions, _ func(string)) (string, error) {
 	if f.runNvidiaStressFn != nil {
 		return f.runNvidiaStressFn(baseDir, opts)

audit/internal/app/component_status_db.go

@@ -179,7 +179,9 @@ func ApplySATResultToDB(db *ComponentStatusDB, target, archivePath string) {
 
 	// Map SAT target to component keys.
 	switch target {
-	case "nvidia", "amd", "nvidia-stress", "amd-stress", "amd-mem", "amd-bandwidth":
+	case "nvidia", "nvidia-targeted-stress", "nvidia-compute", "nvidia-targeted-power", "nvidia-pulse",
+		"nvidia-interconnect", "nvidia-bandwidth", "amd", "nvidia-stress",
+		"amd-stress", "amd-mem", "amd-bandwidth":
 		db.Record("pcie:gpu:"+target, source, dbStatus, target+" SAT: "+overall)
 	case "memory", "memory-stress", "sat-stress":
 		db.Record("memory:all", source, dbStatus, target+" SAT: "+overall)

audit/internal/platform/runtime.go

@@ -135,12 +135,15 @@ func (s *System) runtimeToolStatuses(vendor string) []ToolStatus {
 	case "nvidia":
 		tools = append(tools, s.CheckTools([]string{
 			"nvidia-smi",
+			"dcgmi",
+			"nv-hostengine",
 			"nvidia-bug-report.sh",
 			"bee-gpu-burn",
 			"bee-john-gpu-stress",
 			"bee-nccl-gpu-stress",
 			"all_reduce_perf",
 		})...)
+		tools = append(tools, resolvedToolStatus("dcgmproftester", dcgmProfTesterCandidates...))
 	case "amd":
 		tool := ToolStatus{Name: "rocm-smi"}
 		if cmd, err := resolveROCmSMICommand(); err == nil && len(cmd) > 0 {
@@ -155,6 +158,16 @@ func (s *System) runtimeToolStatuses(vendor string) []ToolStatus {
 	return tools
 }
 
+func resolvedToolStatus(display string, candidates ...string) ToolStatus {
+	for _, candidate := range candidates {
+		path, err := exec.LookPath(candidate)
+		if err == nil {
+			return ToolStatus{Name: display, Path: path, OK: true}
+		}
+	}
+	return ToolStatus{Name: display}
+}
+
 func (s *System) collectGPURuntimeHealth(vendor string, health *schema.RuntimeHealth) {
 	lsmodText := commandText("lsmod")
 

audit/internal/platform/sat.go

@@ -25,6 +25,7 @@ var (
 	satLookPath     = exec.LookPath
 	satGlob         = filepath.Glob
 	satStat         = os.Stat
+	satFreeMemBytes = freeMemBytes
 
 	rocmSMIExecutableGlobs = []string{
 		"/opt/rocm/bin/rocm-smi",
@@ -38,6 +39,12 @@ var (
 		"/opt/rocm/bin/rvs",
 		"/opt/rocm-*/bin/rvs",
 	}
+	dcgmProfTesterCandidates = []string{
+		"dcgmproftester",
+		"dcgmproftester13",
+		"dcgmproftester12",
+		"dcgmproftester11",
+	}
 )
 
 // streamExecOutput runs cmd and streams each output line to logFunc (if non-nil).
@@ -256,6 +263,9 @@ func (s *System) ListNvidiaGPUs() ([]NvidiaGPU, error) {
 			MemoryMB: memMB,
 		})
 	}
+	sort.Slice(gpus, func(i, j int) bool {
+		return gpus[i].Index < gpus[j].Index
+	})
 	return gpus, nil
 }
 
@@ -277,6 +287,80 @@ func (s *System) RunNCCLTests(ctx context.Context, baseDir string, logFunc func(
 	}, logFunc)
 }
 
+func (s *System) RunNvidiaOfficialComputePack(ctx context.Context, baseDir string, durationSec int, gpuIndices []int, logFunc func(string)) (string, error) {
+	selected, err := resolveDCGMGPUIndices(gpuIndices)
+	if err != nil {
+		return "", err
+	}
+	profCmd, err := resolveDCGMProfTesterCommand("--no-dcgm-validation", "-t", "1004", "-d", strconv.Itoa(normalizeNvidiaBurnDuration(durationSec)))
+	if err != nil {
+		return "", err
+	}
+	return runAcceptancePackCtx(ctx, baseDir, "gpu-nvidia-compute", []satJob{
+		{name: "01-nvidia-smi-q.log", cmd: []string{"nvidia-smi", "-q"}},
+		{name: "02-dcgmi-version.log", cmd: []string{"dcgmi", "-v"}},
+		{
+			name:       "03-dcgmproftester.log",
+			cmd:        profCmd,
+			env:        nvidiaVisibleDevicesEnv(selected),
+			collectGPU: true,
+			gpuIndices: selected,
+		},
+		{name: "04-nvidia-smi-after.log", cmd: []string{"nvidia-smi", "--query-gpu=index,name,temperature.gpu,power.draw,utilization.gpu,memory.used,memory.total", "--format=csv,noheader,nounits"}},
+	}, logFunc)
+}
+
+func (s *System) RunNvidiaTargetedPowerPack(ctx context.Context, baseDir string, durationSec int, gpuIndices []int, logFunc func(string)) (string, error) {
+	selected, err := resolveDCGMGPUIndices(gpuIndices)
+	if err != nil {
+		return "", err
+	}
+	return runAcceptancePackCtx(ctx, baseDir, "gpu-nvidia-targeted-power", []satJob{
+		{name: "01-nvidia-smi-q.log", cmd: []string{"nvidia-smi", "-q"}},
+		{
+			name:       "02-dcgmi-targeted-power.log",
+			cmd:        nvidiaDCGMNamedDiagCommand("targeted_power", normalizeNvidiaBurnDuration(durationSec), selected),
+			collectGPU: true,
+			gpuIndices: selected,
+		},
+		{name: "03-nvidia-smi-after.log", cmd: []string{"nvidia-smi", "--query-gpu=index,name,temperature.gpu,power.draw,utilization.gpu,memory.used,memory.total", "--format=csv,noheader,nounits"}},
+	}, logFunc)
+}
+
+func (s *System) RunNvidiaPulseTestPack(ctx context.Context, baseDir string, durationSec int, gpuIndices []int, logFunc func(string)) (string, error) {
+	selected, err := resolveDCGMGPUIndices(gpuIndices)
+	if err != nil {
+		return "", err
+	}
+	return runAcceptancePackCtx(ctx, baseDir, "gpu-nvidia-pulse", []satJob{
+		{name: "01-nvidia-smi-q.log", cmd: []string{"nvidia-smi", "-q"}},
+		{
+			name:       "02-dcgmi-pulse-test.log",
+			cmd:        nvidiaDCGMNamedDiagCommand("pulse_test", normalizeNvidiaBurnDuration(durationSec), selected),
+			collectGPU: true,
+			gpuIndices: selected,
+		},
+		{name: "03-nvidia-smi-after.log", cmd: []string{"nvidia-smi", "--query-gpu=index,name,temperature.gpu,power.draw,utilization.gpu,memory.used,memory.total", "--format=csv,noheader,nounits"}},
+	}, logFunc)
+}
+
+func (s *System) RunNvidiaBandwidthPack(ctx context.Context, baseDir string, gpuIndices []int, logFunc func(string)) (string, error) {
+	selected, err := resolveDCGMGPUIndices(gpuIndices)
+	if err != nil {
+		return "", err
+	}
+	return runAcceptancePackCtx(ctx, baseDir, "gpu-nvidia-bandwidth", []satJob{
+		{name: "01-nvidia-smi-q.log", cmd: []string{"nvidia-smi", "-q"}},
+		{
+			name:       "02-dcgmi-nvbandwidth.log",
+			cmd:        nvidiaDCGMNamedDiagCommand("nvbandwidth", 0, selected),
+			collectGPU: true,
+			gpuIndices: selected,
+		},
+		{name: "03-nvidia-smi-after.log", cmd: []string{"nvidia-smi", "--query-gpu=index,name,temperature.gpu,power.draw,utilization.gpu,memory.used,memory.total", "--format=csv,noheader,nounits"}},
+	}, logFunc)
+}
+
 func (s *System) RunNvidiaAcceptancePack(baseDir string, logFunc func(string)) (string, error) {
 	return runAcceptancePackCtx(context.Background(), baseDir, "gpu-nvidia", nvidiaSATJobs(), logFunc)
 }
@@ -293,6 +377,23 @@ func (s *System) RunNvidiaAcceptancePackWithOptions(ctx context.Context, baseDir
 	return runAcceptancePackCtx(ctx, baseDir, "gpu-nvidia", nvidiaDCGMJobs(diagLevel, resolvedGPUIndices), logFunc)
 }
 
+func (s *System) RunNvidiaTargetedStressValidatePack(ctx context.Context, baseDir string, durationSec int, gpuIndices []int, logFunc func(string)) (string, error) {
+	selected, err := resolveDCGMGPUIndices(gpuIndices)
+	if err != nil {
+		return "", err
+	}
+	return runAcceptancePackCtx(ctx, baseDir, "gpu-nvidia-targeted-stress", []satJob{
+		{name: "01-nvidia-smi-q.log", cmd: []string{"nvidia-smi", "-q"}},
+		{
+			name:       "02-dcgmi-targeted-stress.log",
+			cmd:        nvidiaDCGMNamedDiagCommand("targeted_stress", normalizeNvidiaBurnDuration(durationSec), selected),
+			collectGPU: true,
+			gpuIndices: selected,
+		},
+		{name: "03-nvidia-smi-after.log", cmd: []string{"nvidia-smi", "--query-gpu=index,name,temperature.gpu,power.draw,utilization.gpu,memory.used,memory.total", "--format=csv,noheader,nounits"}},
+	}, logFunc)
+}
+
 func resolveDCGMGPUIndices(gpuIndices []int) ([]int, error) {
 	if len(gpuIndices) > 0 {
 		return dedupeSortedIndices(gpuIndices), nil
@@ -307,6 +408,25 @@ func resolveDCGMGPUIndices(gpuIndices []int) ([]int, error) {
 	return all, nil
 }
 
+func memoryStressSizeArg() string {
+	if mb := envInt("BEE_VM_STRESS_SIZE_MB", 0); mb > 0 {
+		return fmt.Sprintf("%dM", mb)
+	}
+	availBytes := satFreeMemBytes()
+	if availBytes <= 0 {
+		return "80%"
+	}
+	availMB := availBytes / (1024 * 1024)
+	targetMB := (availMB * 2) / 3
+	if targetMB >= 256 {
+		targetMB = (targetMB / 256) * 256
+	}
+	if targetMB <= 0 {
+		return "80%"
+	}
+	return fmt.Sprintf("%dM", targetMB)
+}
+
 func (s *System) RunMemoryAcceptancePack(ctx context.Context, baseDir string, logFunc func(string)) (string, error) {
 	sizeMB := envInt("BEE_MEMTESTER_SIZE_MB", 128)
 	passes := envInt("BEE_MEMTESTER_PASSES", 1)
@@ -322,11 +442,9 @@ func (s *System) RunMemoryStressPack(ctx context.Context, baseDir string, durati
 	if seconds <= 0 {
 		seconds = envInt("BEE_VM_STRESS_SECONDS", 300)
 	}
-	// Use 80% of RAM by default; override with BEE_VM_STRESS_SIZE_MB.
-	sizeArg := "80%"
-	if mb := envInt("BEE_VM_STRESS_SIZE_MB", 0); mb > 0 {
-		sizeArg = fmt.Sprintf("%dM", mb)
-	}
+	// Base the default on current MemAvailable and keep headroom for the OS and
+	// concurrent stressors so mixed burn runs do not trip the OOM killer.
+	sizeArg := memoryStressSizeArg()
 	return runAcceptancePackCtx(ctx, baseDir, "memory-stress", []satJob{
 		{name: "01-free-before.log", cmd: []string{"free", "-h"}},
 		{name: "02-stress-ng-vm.log", cmd: []string{
@@ -473,6 +591,31 @@ func nvidiaDCGMJobs(diagLevel int, gpuIndices []int) []satJob {
 	}
 }
 
+func nvidiaDCGMNamedDiagCommand(name string, durationSec int, gpuIndices []int) []string {
+	args := []string{"dcgmi", "diag", "-r", name}
+	if durationSec > 0 {
+		args = append(args, "-p", fmt.Sprintf("%s.test_duration=%d", name, durationSec))
+	}
+	if len(gpuIndices) > 0 {
+		args = append(args, "-i", joinIndexList(gpuIndices))
+	}
+	return args
+}
+
+func normalizeNvidiaBurnDuration(durationSec int) int {
+	if durationSec <= 0 {
+		return 300
+	}
+	return durationSec
+}
+
+func nvidiaVisibleDevicesEnv(gpuIndices []int) []string {
+	if len(gpuIndices) == 0 {
+		return nil
+	}
+	return []string{"CUDA_VISIBLE_DEVICES=" + joinIndexList(gpuIndices)}
+}
+
 func runAcceptancePackCtx(ctx context.Context, baseDir, prefix string, jobs []satJob, logFunc func(string)) (string, error) {
 	if ctx == nil {
 		ctx = context.Background()
@@ -642,6 +785,7 @@ func classifySATResult(name string, out []byte, err error) (string, int) {
 	}
 	if strings.Contains(text, "unsupported") ||
 		strings.Contains(text, "not supported") ||
+		strings.Contains(text, "not found in path") ||
 		strings.Contains(text, "invalid opcode") ||
 		strings.Contains(text, "unknown command") ||
 		strings.Contains(text, "not implemented") ||
@@ -748,6 +892,15 @@ func resolveROCmSMICommand(args ...string) ([]string, error) {
 	return nil, errors.New("rocm-smi not found in PATH or under /opt/rocm")
 }
 
+func resolveDCGMProfTesterCommand(args ...string) ([]string, error) {
+	for _, candidate := range dcgmProfTesterCandidates {
+		if path, err := satLookPath(candidate); err == nil {
+			return append([]string{path}, args...), nil
+		}
+	}
+	return nil, errors.New("dcgmproftester not found in PATH")
+}
+
 func ensureAMDRuntimeReady() error {
 	if _, err := os.Stat("/dev/kfd"); err == nil {
 		return nil

audit/internal/platform/sat_test.go

@@ -195,6 +195,53 @@ func TestResolveDCGMGPUIndicesKeepsExplicitSelection(t *testing.T) {
 	}
 }
 
+func TestResolveDCGMProfTesterCommandUsesVersionedBinary(t *testing.T) {
+	oldLookPath := satLookPath
+	satLookPath = func(file string) (string, error) {
+		switch file {
+		case "dcgmproftester13":
+			return "/usr/bin/dcgmproftester13", nil
+		default:
+			return "", exec.ErrNotFound
+		}
+	}
+	t.Cleanup(func() { satLookPath = oldLookPath })
+
+	cmd, err := resolveDCGMProfTesterCommand("--no-dcgm-validation", "-t", "1004")
+	if err != nil {
+		t.Fatalf("resolveDCGMProfTesterCommand error: %v", err)
+	}
+	if len(cmd) != 4 {
+		t.Fatalf("cmd len=%d want 4 (%v)", len(cmd), cmd)
+	}
+	if cmd[0] != "/usr/bin/dcgmproftester13" {
+		t.Fatalf("cmd[0]=%q want /usr/bin/dcgmproftester13", cmd[0])
+	}
+}
+
+func TestNvidiaDCGMNamedDiagCommandUsesDurationAndSelection(t *testing.T) {
+	cmd := nvidiaDCGMNamedDiagCommand("targeted_power", 900, []int{3, 1})
+	want := []string{"dcgmi", "diag", "-r", "targeted_power", "-p", "targeted_power.test_duration=900", "-i", "3,1"}
+	if len(cmd) != len(want) {
+		t.Fatalf("cmd len=%d want %d (%v)", len(cmd), len(want), cmd)
+	}
+	for i := range want {
+		if cmd[i] != want[i] {
+			t.Fatalf("cmd[%d]=%q want %q", i, cmd[i], want[i])
+		}
+	}
+}
+
+func TestNvidiaVisibleDevicesEnvUsesSelectedGPUs(t *testing.T) {
+	env := nvidiaVisibleDevicesEnv([]int{0, 2, 4})
+	if len(env) != 1 {
+		t.Fatalf("env len=%d want 1 (%v)", len(env), env)
+	}
+	if env[0] != "CUDA_VISIBLE_DEVICES=0,2,4" {
+		t.Fatalf("env[0]=%q want CUDA_VISIBLE_DEVICES=0,2,4", env[0])
+	}
+}
+
 func TestNvidiaStressArchivePrefixByLoader(t *testing.T) {
 	t.Parallel()
 
@@ -229,6 +276,37 @@ func TestEnvIntFallback(t *testing.T) {
 	}
 }
 
+func TestMemoryStressSizeArgUsesAvailableMemory(t *testing.T) {
+	oldFreeMemBytes := satFreeMemBytes
+	satFreeMemBytes = func() int64 { return 96 * 1024 * 1024 * 1024 }
+	t.Cleanup(func() { satFreeMemBytes = oldFreeMemBytes })
+
+	if got := memoryStressSizeArg(); got != "65536M" {
+		t.Fatalf("sizeArg=%q want 65536M", got)
+	}
+}
+
+func TestMemoryStressSizeArgRespectsOverride(t *testing.T) {
+	oldFreeMemBytes := satFreeMemBytes
+	satFreeMemBytes = func() int64 { return 96 * 1024 * 1024 * 1024 }
+	t.Cleanup(func() { satFreeMemBytes = oldFreeMemBytes })
+	t.Setenv("BEE_VM_STRESS_SIZE_MB", "4096")
+
+	if got := memoryStressSizeArg(); got != "4096M" {
+		t.Fatalf("sizeArg=%q want 4096M", got)
+	}
+}
+
+func TestMemoryStressSizeArgFallsBackWhenFreeMemoryUnknown(t *testing.T) {
+	oldFreeMemBytes := satFreeMemBytes
+	satFreeMemBytes = func() int64 { return 0 }
+	t.Cleanup(func() { satFreeMemBytes = oldFreeMemBytes })
+
+	if got := memoryStressSizeArg(); got != "80%" {
+		t.Fatalf("sizeArg=%q want 80%%", got)
+	}
+}
+
 func TestClassifySATResult(t *testing.T) {
 	tests := []struct {
 		name   string

audit/internal/webui/api.go

@@ -581,15 +581,32 @@ func (h *handler) handleAPIGPUTools(w http.ResponseWriter, _ *http.Request) {
 	nvidiaUp := nvidiaErr == nil
 	amdUp := amdErr == nil
 	_, dcgmErr := exec.LookPath("dcgmi")
+	_, ncclStressErr := exec.LookPath("bee-nccl-gpu-stress")
+	_, johnErr := exec.LookPath("bee-john-gpu-stress")
+	_, beeBurnErr := exec.LookPath("bee-gpu-burn")
+	_, nvBandwidthErr := exec.LookPath("nvbandwidth")
+	profErr := lookPathAny("dcgmproftester", "dcgmproftester13", "dcgmproftester12", "dcgmproftester11")
 	writeJSON(w, []toolEntry{
-		{ID: "bee-gpu-burn", Available: nvidiaUp, Vendor: "nvidia"},
-		{ID: "dcgm", Available: nvidiaUp && dcgmErr == nil, Vendor: "nvidia"},
-		{ID: "john", Available: nvidiaUp, Vendor: "nvidia"},
-		{ID: "nccl", Available: nvidiaUp, Vendor: "nvidia"},
+		{ID: "nvidia-compute", Available: nvidiaUp && profErr == nil, Vendor: "nvidia"},
+		{ID: "nvidia-targeted-power", Available: nvidiaUp && dcgmErr == nil, Vendor: "nvidia"},
+		{ID: "nvidia-pulse", Available: nvidiaUp && dcgmErr == nil, Vendor: "nvidia"},
+		{ID: "nvidia-interconnect", Available: nvidiaUp && ncclStressErr == nil, Vendor: "nvidia"},
+		{ID: "nvidia-bandwidth", Available: nvidiaUp && dcgmErr == nil && nvBandwidthErr == nil, Vendor: "nvidia"},
+		{ID: "bee-gpu-burn", Available: nvidiaUp && beeBurnErr == nil, Vendor: "nvidia"},
+		{ID: "john", Available: nvidiaUp && johnErr == nil, Vendor: "nvidia"},
 		{ID: "rvs", Available: amdUp, Vendor: "amd"},
 	})
 }
 
+func lookPathAny(names ...string) error {
+	for _, name := range names {
+		if _, err := exec.LookPath(name); err == nil {
+			return nil
+		}
+	}
+	return exec.ErrNotFound
+}
+
 // ── System ────────────────────────────────────────────────────────────────────
 
 func (h *handler) handleAPIRAMStatus(w http.ResponseWriter, r *http.Request) {
@@ -628,7 +645,7 @@ func (h *handler) handleAPIInstallToRAM(w http.ResponseWriter, r *http.Request)
 
 var standardTools = []string{
 	"dmidecode", "smartctl", "nvme", "lspci", "ipmitool",
-	"nvidia-smi", "memtester", "stress-ng", "nvtop",
+	"nvidia-smi", "dcgmi", "nv-hostengine", "memtester", "stress-ng", "nvtop",
 	"mstflint", "qrencode",
 }
 

audit/internal/webui/charts_svg.go

@@ -6,6 +6,7 @@ import (
 	"sort"
 	"strconv"
 	"strings"
+	"sync"
 	"time"
 
 	"bee/audit/internal/platform"
@@ -52,6 +53,12 @@ var metricChartPalette = []string{
 	"#ffbe5c",
 }
 
+var gpuLabelCache struct {
+	mu       sync.Mutex
+	loadedAt time.Time
+	byIndex  map[int]string
+}
+
 func renderMetricChartSVG(title string, labels []string, times []time.Time, datasets [][]float64, names []string, yMin, yMax *float64, canvasHeight int, timeline []chartTimelineSegment) ([]byte, error) {
 	pointCount := len(labels)
 	if len(times) > pointCount {
@@ -76,15 +83,7 @@ func renderMetricChartSVG(title string, labels []string, times []time.Time, data
 		}
 	}
 
-	mn, avg, mx := globalStats(datasets)
-	if mx > 0 {
-		title = fmt.Sprintf("%s    ↓%s  ~%s  ↑%s",
-			title,
-			chartLegendNumber(mn),
-			chartLegendNumber(avg),
-			chartLegendNumber(mx),
-		)
-	}
+	statsLabel := chartStatsLabel(datasets)
 
 	legendItems := []metricChartSeries{}
 	for i, name := range names {
@@ -106,7 +105,7 @@ func renderMetricChartSVG(title string, labels []string, times []time.Time, data
 
 	var b strings.Builder
 	writeSVGOpen(&b, layout.Width, layout.Height)
-	writeChartFrame(&b, title, layout.Width, layout.Height)
+	writeChartFrame(&b, title, statsLabel, layout.Width, layout.Height)
 	writeTimelineIdleSpans(&b, layout, start, end, timeline)
 	writeVerticalGrid(&b, layout, times, pointCount, 8)
 	writeHorizontalGrid(&b, layout, scale)
@@ -126,21 +125,19 @@ func renderGPUOverviewChartSVG(idx int, samples []platform.LiveMetricSample, tim
 	temp := gpuDatasetByIndex(samples, idx, func(g platform.GPUMetricRow) float64 { return g.TempC })
 	power := gpuDatasetByIndex(samples, idx, func(g platform.GPUMetricRow) float64 { return g.PowerW })
 	coreClock := gpuDatasetByIndex(samples, idx, func(g platform.GPUMetricRow) float64 { return g.ClockMHz })
-	memClock := gpuDatasetByIndex(samples, idx, func(g platform.GPUMetricRow) float64 { return g.MemClockMHz })
-	if temp == nil && power == nil && coreClock == nil && memClock == nil {
+	if temp == nil && power == nil && coreClock == nil {
 		return nil, false, nil
 	}
 	labels := sampleTimeLabels(samples)
 	times := sampleTimes(samples)
 	svg, err := drawGPUOverviewChartSVG(
-		fmt.Sprintf("GPU %d Overview", idx),
+		gpuDisplayLabel(idx)+" Overview",
 		labels,
 		times,
 		[]metricChartSeries{
 			{Name: "Temp C", Values: coalesceDataset(temp, len(labels)), Color: "#f05a5a", AxisTitle: "Temp C"},
 			{Name: "Power W", Values: coalesceDataset(power, len(labels)), Color: "#ffb357", AxisTitle: "Power W"},
 			{Name: "Core Clock MHz", Values: coalesceDataset(coreClock, len(labels)), Color: "#73bf69", AxisTitle: "Core MHz"},
-			{Name: "Memory Clock MHz", Values: coalesceDataset(memClock, len(labels)), Color: "#5794f2", AxisTitle: "Memory MHz"},
 		},
 		timeline,
 	)
@@ -151,8 +148,8 @@ func renderGPUOverviewChartSVG(idx int, samples []platform.LiveMetricSample, tim
 }
 
 func drawGPUOverviewChartSVG(title string, labels []string, times []time.Time, series []metricChartSeries, timeline []chartTimelineSegment) ([]byte, error) {
-	if len(series) != 4 {
-		return nil, fmt.Errorf("gpu overview requires 4 series, got %d", len(series))
+	if len(series) != 3 {
+		return nil, fmt.Errorf("gpu overview requires 3 series, got %d", len(series))
 	}
 	const (
 		width      = 1400
@@ -166,7 +163,6 @@ func drawGPUOverviewChartSVG(title string, labels []string, times []time.Time, s
 		leftOuterAxis  = 72
 		leftInnerAxis  = 132
 		rightInnerAxis = 1268
-		rightOuterAxis = 1328
 	)
 	layout := chartLayout{
 		Width:      width,
@@ -176,7 +172,7 @@ func drawGPUOverviewChartSVG(title string, labels []string, times []time.Time, s
 		PlotTop:    plotTop,
 		PlotBottom: plotBottom,
 	}
-	axisX := []int{leftOuterAxis, leftInnerAxis, rightInnerAxis, rightOuterAxis}
+	axisX := []int{leftOuterAxis, leftInnerAxis, rightInnerAxis}
 	pointCount := len(labels)
 	if len(times) > pointCount {
 		pointCount = len(times)
@@ -214,7 +210,7 @@ func drawGPUOverviewChartSVG(title string, labels []string, times []time.Time, s
 
 	var b strings.Builder
 	writeSVGOpen(&b, width, height)
-	writeChartFrame(&b, title, width, height)
+	writeChartFrame(&b, title, "", width, height)
 	writeTimelineIdleSpans(&b, layout, start, end, timeline)
 	writeVerticalGrid(&b, layout, times, pointCount, 8)
 	writeHorizontalGrid(&b, layout, scales[0])
@@ -457,10 +453,14 @@ func writeSVGClose(b *strings.Builder) {
 	b.WriteString("</svg>\n")
 }
 
-func writeChartFrame(b *strings.Builder, title string, width, height int) {
+func writeChartFrame(b *strings.Builder, title, subtitle string, width, height int) {
 	fmt.Fprintf(b, `<rect width="%d" height="%d" rx="10" ry="10" fill="#ffffff" stroke="#d7e0ea"/>`+"\n", width, height)
 	fmt.Fprintf(b, `<text x="%d" y="30" text-anchor="middle" font-family="sans-serif" font-size="16" font-weight="700" fill="#1f2937">%s</text>`+"\n",
 		width/2, sanitizeChartText(title))
+	if strings.TrimSpace(subtitle) != "" {
+		fmt.Fprintf(b, `<text x="%d" y="50" text-anchor="middle" font-family="sans-serif" font-size="12" font-weight="600" fill="#64748b">%s</text>`+"\n",
+			width/2, sanitizeChartText(subtitle))
+	}
 }
 
 func writePlotBorder(b *strings.Builder, layout chartLayout) {
@@ -545,7 +545,21 @@ func writeSeriesPolyline(b *strings.Builder, layout chartLayout, times []time.Ti
 		x := chartXForTime(chartPointTime(times, 0), start, end, layout.PlotLeft, layout.PlotRight)
 		y := chartYForValue(values[0], scale, layout.PlotTop, layout.PlotBottom)
 		fmt.Fprintf(b, `<circle cx="%.1f" cy="%.1f" r="3.5" fill="%s"/>`+"\n", x, y, color)
+		return
 	}
+	peakIdx := 0
+	peakValue := values[0]
+	for idx, value := range values[1:] {
+		if value >= peakValue {
+			peakIdx = idx + 1
+			peakValue = value
+		}
+	}
+	x := chartXForTime(chartPointTime(times, peakIdx), start, end, layout.PlotLeft, layout.PlotRight)
+	y := chartYForValue(peakValue, scale, layout.PlotTop, layout.PlotBottom)
+	fmt.Fprintf(b, `<circle cx="%.1f" cy="%.1f" r="4.2" fill="%s" stroke="#ffffff" stroke-width="1.6"/>`+"\n", x, y, color)
+	fmt.Fprintf(b, `<path d="M %.1f %.1f L %.1f %.1f L %.1f %.1f Z" fill="%s" opacity="0.9"/>`+"\n",
+		x, y-10, x-5, y-18, x+5, y-18, color)
 }
 
 func writeLegend(b *strings.Builder, layout chartLayout, series []metricChartSeries) {
@@ -711,3 +725,49 @@ func valueClamp(value float64, scale chartScale) float64 {
 	}
 	return value
 }
+
+func chartStatsLabel(datasets [][]float64) string {
+	mn, avg, mx := globalStats(datasets)
+	if mx <= 0 && avg <= 0 && mn <= 0 {
+		return ""
+	}
+	return fmt.Sprintf("min %s   avg %s   max %s",
+		chartLegendNumber(mn),
+		chartLegendNumber(avg),
+		chartLegendNumber(mx),
+	)
+}
+
+func gpuDisplayLabel(idx int) string {
+	if name := gpuModelNameByIndex(idx); name != "" {
+		return fmt.Sprintf("GPU %d — %s", idx, name)
+	}
+	return fmt.Sprintf("GPU %d", idx)
+}
+
+func gpuModelNameByIndex(idx int) string {
+	now := time.Now()
+	gpuLabelCache.mu.Lock()
+	if now.Sub(gpuLabelCache.loadedAt) > 30*time.Second || gpuLabelCache.byIndex == nil {
+		gpuLabelCache.loadedAt = now
+		gpuLabelCache.byIndex = loadGPUModelNames()
+	}
+	name := strings.TrimSpace(gpuLabelCache.byIndex[idx])
+	gpuLabelCache.mu.Unlock()
+	return name
+}
+
+func loadGPUModelNames() map[int]string {
+	out := map[int]string{}
+	gpus, err := platform.New().ListNvidiaGPUs()
+	if err != nil {
+		return out
+	}
+	for _, gpu := range gpus {
+		name := strings.TrimSpace(gpu.Name)
+		if name != "" {
+			out[gpu.Index] = name
+		}
+	}
+	return out
+}

audit/internal/webui/jobs.go

@@ -16,6 +16,7 @@ type jobState struct {
 	subs         []chan string
 	cancel       func() // optional cancel function; nil if job is not cancellable
 	logPath      string
+	serialPrefix string
 }
 
 // abort cancels the job if it has a cancel function and is not yet done.
@@ -36,6 +37,9 @@ func (j *jobState) append(line string) {
 	if j.logPath != "" {
 		appendJobLog(j.logPath, line)
 	}
+	if j.serialPrefix != "" {
+		taskSerialWriteLine(j.serialPrefix + line)
+	}
 	for _, ch := range j.subs {
 		select {
 		case ch <- line:
@@ -107,8 +111,11 @@ func (m *jobManager) get(id string) (*jobState, bool) {
 	return j, ok
 }
 
-func newTaskJobState(logPath string) *jobState {
+func newTaskJobState(logPath string, serialPrefix ...string) *jobState {
 	j := &jobState{logPath: logPath}
+	if len(serialPrefix) > 0 {
+		j.serialPrefix = serialPrefix[0]
+	}
 	if logPath == "" {
 		return j
 	}

audit/internal/webui/kmsg_watcher.go

@@ -232,7 +232,8 @@ func truncate(s string, max int) string {
 // isSATTarget returns true for task targets that run hardware acceptance tests.
 func isSATTarget(target string) bool {
 	switch target {
-	case "nvidia", "nvidia-benchmark", "nvidia-stress", "memory", "memory-stress", "storage",
+	case "nvidia", "nvidia-targeted-stress", "nvidia-benchmark", "nvidia-compute", "nvidia-targeted-power", "nvidia-pulse",
+		"nvidia-interconnect", "nvidia-bandwidth", "nvidia-stress", "memory", "memory-stress", "storage",
 		"cpu", "sat-stress", "amd", "amd-mem", "amd-bandwidth", "amd-stress",
 		"platform-stress":
 		return true

audit/internal/webui/metricsdb.go

@@ -22,6 +22,13 @@ type MetricsDB struct {
 	db *sql.DB
 }
 
+func (m *MetricsDB) Close() error {
+	if m == nil || m.db == nil {
+		return nil
+	}
+	return m.db.Close()
+}
+
 // openMetricsDB opens (or creates) the metrics database at the given path.
 func openMetricsDB(path string) (*MetricsDB, error) {
 	if err := os.MkdirAll(filepath.Dir(path), 0755); err != nil {
@@ -164,6 +171,23 @@ func (m *MetricsDB) LoadAll() ([]platform.LiveMetricSample, error) {
 	return m.loadSamples(`SELECT ts,cpu_load_pct,mem_load_pct,power_w FROM sys_metrics ORDER BY ts`, nil)
 }
 
+// LoadBetween returns samples in chronological order within the given time window.
+func (m *MetricsDB) LoadBetween(start, end time.Time) ([]platform.LiveMetricSample, error) {
+	if m == nil {
+		return nil, nil
+	}
+	if start.IsZero() || end.IsZero() {
+		return nil, nil
+	}
+	if end.Before(start) {
+		start, end = end, start
+	}
+	return m.loadSamples(
+		`SELECT ts,cpu_load_pct,mem_load_pct,power_w FROM sys_metrics WHERE ts>=? AND ts<=? ORDER BY ts`,
+		start.Unix(), end.Unix(),
+	)
+}
+
 // loadSamples reconstructs LiveMetricSample rows from the normalized tables.
 func (m *MetricsDB) loadSamples(query string, args ...any) ([]platform.LiveMetricSample, error) {
 	rows, err := m.db.Query(query, args...)
@@ -364,9 +388,6 @@ func (m *MetricsDB) ExportCSV(w io.Writer) error {
 	return cw.Error()
 }
 
-// Close closes the database.
-func (m *MetricsDB) Close() { _ = m.db.Close() }
-
 func nullFloat(v float64) sql.NullFloat64 {
 	return sql.NullFloat64{Float64: v, Valid: true}
 }

audit/internal/webui/metricsdb_test.go

@@ -143,3 +143,32 @@ CREATE TABLE temp_metrics (
 		t.Fatalf("MemClockMHz=%v want 2600", got)
 	}
 }
+
+func TestMetricsDBLoadBetweenFiltersWindow(t *testing.T) {
+	db, err := openMetricsDB(filepath.Join(t.TempDir(), "metrics.db"))
+	if err != nil {
+		t.Fatalf("openMetricsDB: %v", err)
+	}
+	defer db.Close()
+
+	base := time.Unix(1_700_000_000, 0).UTC()
+	for i := 0; i < 5; i++ {
+		if err := db.Write(platform.LiveMetricSample{
+			Timestamp:  base.Add(time.Duration(i) * time.Minute),
+			CPULoadPct: float64(i),
+		}); err != nil {
+			t.Fatalf("Write(%d): %v", i, err)
+		}
+	}
+
+	got, err := db.LoadBetween(base.Add(1*time.Minute), base.Add(3*time.Minute))
+	if err != nil {
+		t.Fatalf("LoadBetween: %v", err)
+	}
+	if len(got) != 3 {
+		t.Fatalf("LoadBetween len=%d want 3", len(got))
+	}
+	if !got[0].Timestamp.Equal(base.Add(1*time.Minute)) || !got[2].Timestamp.Equal(base.Add(3*time.Minute)) {
+		t.Fatalf("window=%v..%v", got[0].Timestamp, got[2].Timestamp)
+	}
+}

audit/internal/webui/serial_console.go

@@ -0,0 +1,41 @@
+package webui
+
+import (
+	"fmt"
+	"os"
+	"strings"
+	"time"
+)
+
+var taskSerialWriteLine = writeTaskSerialLine
+
+func writeTaskSerialLine(line string) {
+	line = strings.TrimSpace(line)
+	if line == "" {
+		return
+	}
+	payload := fmt.Sprintf("%s %s\n", time.Now().UTC().Format("2006-01-02 15:04:05Z"), line)
+	for _, path := range []string{"/dev/ttyS0", "/dev/ttyS1", "/dev/console"} {
+		f, err := os.OpenFile(path, os.O_WRONLY|os.O_APPEND, 0)
+		if err != nil {
+			continue
+		}
+		_, _ = f.WriteString(payload)
+		_ = f.Close()
+		return
+	}
+}
+
+func taskSerialPrefix(t *Task) string {
+	if t == nil {
+		return "[task] "
+	}
+	return fmt.Sprintf("[task %s %s] ", t.ID, t.Name)
+}
+
+func taskSerialEvent(t *Task, event string) {
+	if t == nil {
+		return
+	}
+	taskSerialWriteLine(fmt.Sprintf("%s%s", taskSerialPrefix(t), strings.TrimSpace(event)))
+}

audit/internal/webui/server.go

@@ -221,6 +221,11 @@ func NewHandler(opts HandlerOptions) http.Handler {
 	// ── Infrastructure ──────────────────────────────────────────────────────
 	mux.HandleFunc("GET /healthz", h.handleHealthz)
 	mux.HandleFunc("GET /api/ready", h.handleReady)
+	mux.HandleFunc("GET /loading", func(w http.ResponseWriter, r *http.Request) {
+		w.Header().Set("Cache-Control", "no-store")
+		w.Header().Set("Content-Type", "text/html; charset=utf-8")
+		_, _ = w.Write([]byte(loadingPageHTML))
+	})
 
 	// ── Existing read-only endpoints (preserved for compatibility) ──────────
 	mux.HandleFunc("GET /audit.json", h.handleAuditJSON)
@@ -237,6 +242,12 @@ func NewHandler(opts HandlerOptions) http.Handler {
 
 	// SAT
 	mux.HandleFunc("POST /api/sat/nvidia/run", h.handleAPISATRun("nvidia"))
+	mux.HandleFunc("POST /api/sat/nvidia-targeted-stress/run", h.handleAPISATRun("nvidia-targeted-stress"))
+	mux.HandleFunc("POST /api/sat/nvidia-compute/run", h.handleAPISATRun("nvidia-compute"))
+	mux.HandleFunc("POST /api/sat/nvidia-targeted-power/run", h.handleAPISATRun("nvidia-targeted-power"))
+	mux.HandleFunc("POST /api/sat/nvidia-pulse/run", h.handleAPISATRun("nvidia-pulse"))
+	mux.HandleFunc("POST /api/sat/nvidia-interconnect/run", h.handleAPISATRun("nvidia-interconnect"))
+	mux.HandleFunc("POST /api/sat/nvidia-bandwidth/run", h.handleAPISATRun("nvidia-bandwidth"))
 	mux.HandleFunc("POST /api/sat/nvidia-stress/run", h.handleAPISATRun("nvidia-stress"))
 	mux.HandleFunc("POST /api/sat/memory/run", h.handleAPISATRun("memory"))
 	mux.HandleFunc("POST /api/sat/storage/run", h.handleAPISATRun("storage"))
@@ -259,6 +270,9 @@ func NewHandler(opts HandlerOptions) http.Handler {
 	mux.HandleFunc("POST /api/tasks/{id}/cancel", h.handleAPITasksCancel)
 	mux.HandleFunc("POST /api/tasks/{id}/priority", h.handleAPITasksPriority)
 	mux.HandleFunc("GET /api/tasks/{id}/stream", h.handleAPITasksStream)
+	mux.HandleFunc("GET /api/tasks/{id}/charts", h.handleAPITaskChartsIndex)
+	mux.HandleFunc("GET /api/tasks/{id}/chart/", h.handleAPITaskChartSVG)
+	mux.HandleFunc("GET /tasks/{id}", h.handleTaskPage)
 
 	// Services
 	mux.HandleFunc("GET /api/services", h.handleAPIServicesList)
@@ -697,7 +711,7 @@ func chartDataFromSamples(path string, samples []platform.LiveMetricSample) ([][
 		}
 		switch sub {
 		case "load":
-			title = fmt.Sprintf("GPU %d Load", idx)
+			title = gpuDisplayLabel(idx) + " Load"
 			util := gpuDatasetByIndex(samples, idx, func(g platform.GPUMetricRow) float64 { return g.UsagePct })
 			mem := gpuDatasetByIndex(samples, idx, func(g platform.GPUMetricRow) float64 { return g.MemUsagePct })
 			if util == nil && mem == nil {
@@ -708,7 +722,7 @@ func chartDataFromSamples(path string, samples []platform.LiveMetricSample) ([][
 			yMin = floatPtr(0)
 			yMax = floatPtr(100)
 		case "temp":
-			title = fmt.Sprintf("GPU %d Temperature", idx)
+			title = gpuDisplayLabel(idx) + " Temperature"
 			temp := gpuDatasetByIndex(samples, idx, func(g platform.GPUMetricRow) float64 { return g.TempC })
 			if temp == nil {
 				return nil, nil, nil, "", nil, nil, false
@@ -718,7 +732,7 @@ func chartDataFromSamples(path string, samples []platform.LiveMetricSample) ([][
 			yMin = floatPtr(0)
 			yMax = autoMax120(temp)
 		case "clock":
-			title = fmt.Sprintf("GPU %d Core Clock", idx)
+			title = gpuDisplayLabel(idx) + " Core Clock"
 			clock := gpuDatasetByIndex(samples, idx, func(g platform.GPUMetricRow) float64 { return g.ClockMHz })
 			if clock == nil {
 				return nil, nil, nil, "", nil, nil, false
@@ -727,7 +741,7 @@ func chartDataFromSamples(path string, samples []platform.LiveMetricSample) ([][
 			names = []string{"Core Clock MHz"}
 			yMin, yMax = autoBounds120(clock)
 		case "memclock":
-			title = fmt.Sprintf("GPU %d Memory Clock", idx)
+			title = gpuDisplayLabel(idx) + " Memory Clock"
 			clock := gpuDatasetByIndex(samples, idx, func(g platform.GPUMetricRow) float64 { return g.MemClockMHz })
 			if clock == nil {
 				return nil, nil, nil, "", nil, nil, false
@@ -736,7 +750,7 @@ func chartDataFromSamples(path string, samples []platform.LiveMetricSample) ([][
 			names = []string{"Memory Clock MHz"}
 			yMin, yMax = autoBounds120(clock)
 		default:
-			title = fmt.Sprintf("GPU %d Power", idx)
+			title = gpuDisplayLabel(idx) + " Power"
 			power := gpuDatasetByIndex(samples, idx, func(g platform.GPUMetricRow) float64 { return g.PowerW })
 			if power == nil {
 				return nil, nil, nil, "", nil, nil, false
@@ -865,7 +879,7 @@ func gpuDatasets(samples []platform.LiveMetricSample, pick func(platform.GPUMetr
 			continue
 		}
 		datasets = append(datasets, ds)
-		names = append(names, fmt.Sprintf("GPU %d", idx))
+		names = append(names, gpuDisplayLabel(idx))
 	}
 	return datasets, names
 }
@@ -1182,6 +1196,11 @@ func (h *handler) handleAPIMetricsExportCSV(w http.ResponseWriter, r *http.Reque
 
 func (h *handler) handleReady(w http.ResponseWriter, r *http.Request) {
 	w.Header().Set("Cache-Control", "no-store")
+	if strings.TrimSpace(h.opts.AuditPath) == "" {
+		w.WriteHeader(http.StatusOK)
+		_, _ = w.Write([]byte("ready"))
+		return
+	}
 	if _, err := os.Stat(h.opts.AuditPath); err != nil {
 		w.WriteHeader(http.StatusServiceUnavailable)
 		_, _ = w.Write([]byte("starting"))
@@ -1195,37 +1214,106 @@ const loadingPageHTML = `<!DOCTYPE html>
 <html lang="en">
 <head>
 <meta charset="UTF-8">
-<title>EASY-BEE</title>
+<title>EASY-BEE — Starting</title>
 <style>
 *{margin:0;padding:0;box-sizing:border-box}
 html,body{height:100%;background:#0f1117;display:flex;align-items:center;justify-content:center;font-family:'Courier New',monospace;color:#e2e8f0}
-.logo{font-size:13px;line-height:1.4;color:#f6c90e;margin-bottom:48px;white-space:pre}
-.spinner{width:48px;height:48px;border:4px solid #2d3748;border-top-color:#f6c90e;border-radius:50%;animation:spin .8s linear infinite;margin:0 auto 24px}
+.wrap{text-align:center;width:420px}
+.logo{font-size:11px;line-height:1.4;color:#f6c90e;margin-bottom:6px;white-space:pre;text-align:left}
+.subtitle{font-size:12px;color:#a0aec0;text-align:left;margin-bottom:24px;padding-left:2px}
+.spinner{width:36px;height:36px;border:3px solid #2d3748;border-top-color:#f6c90e;border-radius:50%;animation:spin .8s linear infinite;margin:0 auto 14px}
+.spinner.hidden{display:none}
 @keyframes spin{to{transform:rotate(360deg)}}
-.status{font-size:14px;color:#a0aec0;letter-spacing:.05em}
+.status{font-size:13px;color:#a0aec0;margin-bottom:20px;min-height:18px}
+table{width:100%;border-collapse:collapse;font-size:12px;margin-bottom:20px;display:none}
+td{padding:3px 6px;text-align:left}
+td:first-child{color:#718096;width:55%}
+.ok{color:#68d391}
+.run{color:#f6c90e}
+.fail{color:#fc8181}
+.dim{color:#4a5568}
+.btn{background:#1a202c;color:#a0aec0;border:1px solid #2d3748;padding:7px 18px;font-size:12px;cursor:pointer;font-family:inherit;display:none}
+.btn:hover{border-color:#718096;color:#e2e8f0}
 </style>
 </head>
 <body>
-<div style="text-align:center">
+<div class="wrap">
   <div class="logo">  ███████╗ █████╗ ███████╗██╗   ██╗      ██████╗ ███████╗███████╗
   ██╔════╝██╔══██╗██╔════╝╚██╗ ██╔╝      ██╔══██╗██╔════╝██╔════╝
   █████╗  ███████║███████╗ ╚████╔╝ █████╗██████╔╝█████╗  █████╗
   ██╔══╝  ██╔══██║╚════██║  ╚██╔╝  ╚════╝██╔══██╗██╔══╝  ██╔══╝
   ███████╗██║  ██║███████║   ██║         ██████╔╝███████╗███████╗
   ╚══════╝╚═╝  ╚═╝╚══════╝   ╚═╝         ╚═════╝ ╚══════╝╚══════╝</div>
-  <div class="spinner"></div>
-  <div class="status" id="s">Starting up...</div>
+  <div class="subtitle">Hardware Audit LiveCD</div>
+  <div class="spinner" id="spin"></div>
+  <div class="status" id="st">Connecting to bee-web...</div>
+  <table id="tbl"></table>
+  <button class="btn" id="btn" onclick="go()">Open app now</button>
 </div>
 <script>
-function probe(){
-  fetch('/api/ready',{cache:'no-store'})
-    .then(function(r){
-      if(r.ok){window.location.replace('/');}
-      else{setTimeout(probe,1000);}
+(function(){
+var gone = false;
+function go(){ if(!gone){gone=true;window.location.replace('/');} }
+
+function icon(s){
+  if(s==='active')   return '<span class="ok">&#9679; active</span>';
+  if(s==='failed')   return '<span class="fail">&#10005; failed</span>';
+  if(s==='activating'||s==='reloading') return '<span class="run">&#9675; starting</span>';
+  if(s==='inactive') return '<span class="dim">&#9675; inactive</span>';
+  return '<span class="dim">'+s+'</span>';
+}
+
+function allSettled(svcs){
+  for(var i=0;i<svcs.length;i++){
+    var s=svcs[i].state;
+    if(s!=='active'&&s!=='failed'&&s!=='inactive') return false;
+  }
+  return true;
+}
+
+var pollTimer=null;
+
+function pollServices(){
+  fetch('/api/services',{cache:'no-store'})
+    .then(function(r){return r.json();})
+    .then(function(svcs){
+      if(!svcs||!svcs.length) return;
+      var tbl=document.getElementById('tbl');
+      tbl.style.display='';
+      var html='';
+      for(var i=0;i<svcs.length;i++)
+        html+='<tr><td>'+svcs[i].name+'</td><td>'+icon(svcs[i].state)+'</td></tr>';
+      tbl.innerHTML=html;
+      if(allSettled(svcs)){
+        clearInterval(pollTimer);
+        document.getElementById('spin').className='spinner hidden';
+        document.getElementById('st').textContent='Ready \u2014 opening...';
+        setTimeout(go,800);
+      }
     })
-    .catch(function(){setTimeout(probe,1000);});
+    .catch(function(){});
+}
+
+function probe(){
+  fetch('/healthz',{cache:'no-store'})
+    .then(function(r){
+      if(r.ok){
+        document.getElementById('st').textContent='bee-web running \u2014 checking services...';
+        document.getElementById('btn').style.display='';
+        pollServices();
+        pollTimer=setInterval(pollServices,1500);
+      } else {
+        document.getElementById('st').textContent='bee-web starting (status '+r.status+')...';
+        setTimeout(probe,500);
+      }
+    })
+    .catch(function(){
+      document.getElementById('st').textContent='Waiting for bee-web to start...';
+      setTimeout(probe,500);
+    });
 }
 probe();
+})();
 </script>
 </body>
 </html>`

audit/internal/webui/server_test.go

@@ -184,15 +184,15 @@ func TestChartDataFromSamplesIncludesGPUClockCharts(t *testing.T) {
 		{
 			Timestamp: time.Now().Add(-2 * time.Minute),
 			GPUs: []platform.GPUMetricRow{
-				{GPUIndex: 0, ClockMHz: 1400, MemClockMHz: 2600},
-				{GPUIndex: 3, ClockMHz: 1500, MemClockMHz: 2800},
+				{GPUIndex: 0, ClockMHz: 1400},
+				{GPUIndex: 3, ClockMHz: 1500},
 			},
 		},
 		{
 			Timestamp: time.Now().Add(-1 * time.Minute),
 			GPUs: []platform.GPUMetricRow{
-				{GPUIndex: 0, ClockMHz: 1410, MemClockMHz: 2610},
-				{GPUIndex: 3, ClockMHz: 1510, MemClockMHz: 2810},
+				{GPUIndex: 0, ClockMHz: 1410},
+				{GPUIndex: 3, ClockMHz: 1510},
 			},
 		},
 	}
@@ -210,20 +210,6 @@ func TestChartDataFromSamplesIncludesGPUClockCharts(t *testing.T) {
 	if got := datasets[1][1]; got != 1510 {
 		t.Fatalf("GPU 3 core clock=%v want 1510", got)
 	}
-
-	datasets, names, _, title, _, _, ok = chartDataFromSamples("gpu-all-memclock", samples)
-	if !ok {
-		t.Fatal("gpu-all-memclock returned ok=false")
-	}
-	if title != "GPU Memory Clock" {
-		t.Fatalf("title=%q", title)
-	}
-	if len(names) != 2 || names[0] != "GPU 0" || names[1] != "GPU 3" {
-		t.Fatalf("names=%v", names)
-	}
-	if got := datasets[0][0]; got != 2600 {
-		t.Fatalf("GPU 0 memory clock=%v want 2600", got)
-	}
 }
 
 func TestNormalizePowerSeriesHoldsLastPositive(t *testing.T) {
@@ -256,10 +242,10 @@ func TestRenderMetricsUsesBufferedChartRefresh(t *testing.T) {
 	if !strings.Contains(body, `/api/metrics/chart/gpu-all-clock.svg`) {
 		t.Fatalf("metrics page should include GPU core clock chart: %s", body)
 	}
-	if !strings.Contains(body, `/api/metrics/chart/gpu-all-memclock.svg`) {
-		t.Fatalf("metrics page should include GPU memory clock chart: %s", body)
+	if strings.Contains(body, `/api/metrics/chart/gpu-all-memclock.svg`) {
+		t.Fatalf("metrics page should not include GPU memory clock chart: %s", body)
 	}
-	if !strings.Contains(body, `renderGPUOverviewCards(indices)`) {
+	if !strings.Contains(body, `renderGPUOverviewCards(indices, names)`) {
 		t.Fatalf("metrics page should build per-GPU chart cards dynamically: %s", body)
 	}
 }
@@ -543,7 +529,7 @@ func TestRootShowsRunAuditButtonWhenSnapshotMissing(t *testing.T) {
 		t.Fatalf("status=%d", rec.Code)
 	}
 	body := rec.Body.String()
-	if !strings.Contains(body, `Run Audit`) {
+	if !strings.Contains(body, `onclick="auditModalRun()">Run audit</button>`) {
 		t.Fatalf("dashboard missing run audit button: %s", body)
 	}
 	if strings.Contains(body, `No audit data`) {
@@ -551,6 +537,18 @@ func TestRootShowsRunAuditButtonWhenSnapshotMissing(t *testing.T) {
 	}
 }
 
+func TestReadyIsOKWhenAuditPathIsUnset(t *testing.T) {
+	handler := NewHandler(HandlerOptions{})
+	rec := httptest.NewRecorder()
+	handler.ServeHTTP(rec, httptest.NewRequest(http.MethodGet, "/api/ready", nil))
+	if rec.Code != http.StatusOK {
+		t.Fatalf("status=%d body=%s", rec.Code, rec.Body.String())
+	}
+	if strings.TrimSpace(rec.Body.String()) != "ready" {
+		t.Fatalf("body=%q want ready", rec.Body.String())
+	}
+}
+
 func TestAuditPageRendersViewerFrameAndActions(t *testing.T) {
 	dir := t.TempDir()
 	path := filepath.Join(dir, "audit.json")
@@ -573,7 +571,7 @@ func TestAuditPageRendersViewerFrameAndActions(t *testing.T) {
 	}
 }
 
-func TestTasksPageRendersLogModalAndPaginationControls(t *testing.T) {
+func TestTasksPageRendersOpenLinksAndPaginationControls(t *testing.T) {
 	handler := NewHandler(HandlerOptions{})
 	rec := httptest.NewRecorder()
 	handler.ServeHTTP(rec, httptest.NewRequest(http.MethodGet, "/tasks", nil))
@@ -581,8 +579,8 @@ func TestTasksPageRendersLogModalAndPaginationControls(t *testing.T) {
 		t.Fatalf("status=%d", rec.Code)
 	}
 	body := rec.Body.String()
-	if !strings.Contains(body, `id="task-log-overlay"`) {
-		t.Fatalf("tasks page missing log modal overlay: %s", body)
+	if !strings.Contains(body, `Open a task to view its saved logs and charts.`) {
+		t.Fatalf("tasks page missing task report hint: %s", body)
 	}
 	if !strings.Contains(body, `_taskPageSize = 50`) {
 		t.Fatalf("tasks page missing pagination size config: %s", body)
@@ -638,7 +636,27 @@ func TestBenchmarkPageRendersGPUSelectionControls(t *testing.T) {
 	}
 }
 
-func TestBurnPageRendersOfficialNVIDIADCGMAndNCCLInterconnectLabel(t *testing.T) {
+func TestValidatePageRendersNvidiaTargetedStressCard(t *testing.T) {
+	handler := NewHandler(HandlerOptions{})
+	rec := httptest.NewRecorder()
+	handler.ServeHTTP(rec, httptest.NewRequest(http.MethodGet, "/validate", nil))
+	if rec.Code != http.StatusOK {
+		t.Fatalf("status=%d", rec.Code)
+	}
+	body := rec.Body.String()
+	for _, needle := range []string{
+		`NVIDIA GPU Targeted Stress`,
+		`nvidia-targeted-stress`,
+		`controlled NVIDIA DCGM load`,
+		`<code>dcgmi diag targeted_stress</code>`,
+	} {
+		if !strings.Contains(body, needle) {
+			t.Fatalf("validate page missing %q: %s", needle, body)
+		}
+	}
+}
+
+func TestBurnPageRendersGoalBasedNVIDIACards(t *testing.T) {
 	handler := NewHandler(HandlerOptions{})
 	rec := httptest.NewRecorder()
 	handler.ServeHTTP(rec, httptest.NewRequest(http.MethodGet, "/burn", nil))
@@ -647,10 +665,11 @@ func TestBurnPageRendersOfficialNVIDIADCGMAndNCCLInterconnectLabel(t *testing.T)
 	}
 	body := rec.Body.String()
 	for _, needle := range []string{
-		`DCGM Diagnostics (Official NVIDIA)`,
-		`NCCL all_reduce_perf (Interconnect)`,
-		`DCGM is the official NVIDIA diagnostic path`,
-		`burn-gpu-dcgm`,
+		`NVIDIA Max Compute Load`,
+		`dcgmproftester`,
+		`targeted_stress remain in <a href="/validate">Validate</a>`,
+		`NVIDIA Interconnect Test (NCCL all_reduce_perf)`,
+		`id="burn-gpu-list"`,
 	} {
 		if !strings.Contains(body, needle) {
 			t.Fatalf("burn page missing %q: %s", needle, body)
@@ -658,37 +677,154 @@ func TestBurnPageRendersOfficialNVIDIADCGMAndNCCLInterconnectLabel(t *testing.T)
 	}
 }
 
-func TestTasksPageRendersScrollableLogModal(t *testing.T) {
+func TestTaskDetailPageRendersSavedReport(t *testing.T) {
 	dir := t.TempDir()
-	path := filepath.Join(dir, "audit.json")
 	exportDir := filepath.Join(dir, "export")
-	if err := os.MkdirAll(exportDir, 0755); err != nil {
+	reportDir := filepath.Join(exportDir, "tasks", "task-1_cpu_sat_done")
+	if err := os.MkdirAll(reportDir, 0755); err != nil {
 		t.Fatal(err)
 	}
-	if err := os.WriteFile(path, []byte(`{"collected_at":"2026-03-15T00:00:00Z"}`), 0644); err != nil {
+	reportPath := filepath.Join(reportDir, "report.html")
+	if err := os.WriteFile(reportPath, []byte(`<div class="card"><div class="card-head">Task Report</div><div class="card-body">saved report</div></div>`), 0644); err != nil {
 		t.Fatal(err)
 	}
 
-	handler := NewHandler(HandlerOptions{
-		Title:     "Bee Hardware Audit",
-		AuditPath: path,
-		ExportDir: exportDir,
+	globalQueue.mu.Lock()
+	origTasks := globalQueue.tasks
+	globalQueue.tasks = []*Task{{
+		ID:             "task-1",
+		Name:           "CPU SAT",
+		Target:         "cpu",
+		Status:         TaskDone,
+		CreatedAt:      time.Now(),
+		ArtifactsDir:   reportDir,
+		ReportHTMLPath: reportPath,
+	}}
+	globalQueue.mu.Unlock()
+	t.Cleanup(func() {
+		globalQueue.mu.Lock()
+		globalQueue.tasks = origTasks
+		globalQueue.mu.Unlock()
 	})
 
+	handler := NewHandler(HandlerOptions{Title: "Bee Hardware Audit", ExportDir: exportDir})
+
 	rec := httptest.NewRecorder()
-	handler.ServeHTTP(rec, httptest.NewRequest(http.MethodGet, "/tasks", nil))
+	handler.ServeHTTP(rec, httptest.NewRequest(http.MethodGet, "/tasks/task-1", nil))
 	if rec.Code != http.StatusOK {
 		t.Fatalf("status=%d", rec.Code)
 	}
 	body := rec.Body.String()
-	if !strings.Contains(body, `height:calc(100vh - 32px)`) {
-		t.Fatalf("tasks page missing bounded log modal height: %s", body)
+	if !strings.Contains(body, `saved report`) {
+		t.Fatalf("task detail page missing saved report: %s", body)
 	}
-	if !strings.Contains(body, `flex:1;min-height:0;overflow:hidden`) {
-		t.Fatalf("tasks page missing log modal overflow guard: %s", body)
+	if !strings.Contains(body, `Back to Tasks`) {
+		t.Fatalf("task detail page missing back link: %s", body)
 	}
-	if !strings.Contains(body, `height:100%;min-height:0;overflow:auto`) {
-		t.Fatalf("tasks page missing scrollable log wrapper: %s", body)
+}
+
+func TestTaskDetailPageRendersCancelForRunningTask(t *testing.T) {
+	globalQueue.mu.Lock()
+	origTasks := globalQueue.tasks
+	globalQueue.tasks = []*Task{{
+		ID:        "task-live-1",
+		Name:      "CPU SAT",
+		Target:    "cpu",
+		Status:    TaskRunning,
+		CreatedAt: time.Now(),
+	}}
+	globalQueue.mu.Unlock()
+	t.Cleanup(func() {
+		globalQueue.mu.Lock()
+		globalQueue.tasks = origTasks
+		globalQueue.mu.Unlock()
+	})
+
+	handler := NewHandler(HandlerOptions{Title: "Bee Hardware Audit"})
+	rec := httptest.NewRecorder()
+	handler.ServeHTTP(rec, httptest.NewRequest(http.MethodGet, "/tasks/task-live-1", nil))
+	if rec.Code != http.StatusOK {
+		t.Fatalf("status=%d", rec.Code)
+	}
+	body := rec.Body.String()
+	if !strings.Contains(body, `Cancel</button>`) {
+		t.Fatalf("task detail page missing cancel button: %s", body)
+	}
+	if !strings.Contains(body, `function cancelTaskDetail(id)`) {
+		t.Fatalf("task detail page missing cancel handler: %s", body)
+	}
+	if !strings.Contains(body, `/api/tasks/' + id + '/cancel`) {
+		t.Fatalf("task detail page missing cancel endpoint: %s", body)
+	}
+	if !strings.Contains(body, `id="task-live-charts"`) {
+		t.Fatalf("task detail page missing live charts container: %s", body)
+	}
+	if !strings.Contains(body, `/api/tasks/' + taskId + '/charts`) {
+		t.Fatalf("task detail page missing live charts index endpoint: %s", body)
+	}
+}
+
+func TestTaskChartSVGUsesTaskTimeWindow(t *testing.T) {
+	dir := t.TempDir()
+	metricsPath := filepath.Join(dir, "metrics.db")
+	prevMetricsPath := taskReportMetricsDBPath
+	taskReportMetricsDBPath = metricsPath
+	t.Cleanup(func() { taskReportMetricsDBPath = prevMetricsPath })
+
+	db, err := openMetricsDB(metricsPath)
+	if err != nil {
+		t.Fatalf("openMetricsDB: %v", err)
+	}
+	base := time.Now().UTC()
+	samples := []platform.LiveMetricSample{
+		{Timestamp: base.Add(-3 * time.Minute), PowerW: 100},
+		{Timestamp: base.Add(-2 * time.Minute), PowerW: 200},
+		{Timestamp: base.Add(-1 * time.Minute), PowerW: 300},
+	}
+	for _, sample := range samples {
+		if err := db.Write(sample); err != nil {
+			t.Fatalf("Write: %v", err)
+		}
+	}
+	_ = db.Close()
+
+	started := base.Add(-2*time.Minute - 5*time.Second)
+	done := base.Add(-1*time.Minute + 5*time.Second)
+	globalQueue.mu.Lock()
+	origTasks := globalQueue.tasks
+	globalQueue.tasks = []*Task{{
+		ID:        "task-chart-1",
+		Name:      "Power Window",
+		Target:    "cpu",
+		Status:    TaskDone,
+		CreatedAt: started.Add(-10 * time.Second),
+		StartedAt: &started,
+		DoneAt:    &done,
+	}}
+	globalQueue.mu.Unlock()
+	t.Cleanup(func() {
+		globalQueue.mu.Lock()
+		globalQueue.tasks = origTasks
+		globalQueue.mu.Unlock()
+	})
+
+	handler := NewHandler(HandlerOptions{Title: "Bee Hardware Audit"})
+	req := httptest.NewRequest(http.MethodGet, "/api/tasks/task-chart-1/chart/server-power.svg", nil)
+	req.SetPathValue("id", "task-chart-1")
+	rec := httptest.NewRecorder()
+	handler.ServeHTTP(rec, req)
+	if rec.Code != http.StatusOK {
+		t.Fatalf("status=%d body=%s", rec.Code, rec.Body.String())
+	}
+	body := rec.Body.String()
+	if !strings.Contains(body, "System Power") {
+		t.Fatalf("task chart missing expected title: %s", body)
+	}
+	if !strings.Contains(body, "min 200") {
+		t.Fatalf("task chart stats should start from in-window sample: %s", body)
+	}
+	if strings.Contains(body, "min 100") {
+		t.Fatalf("task chart should not include pre-task sample in stats: %s", body)
 	}
 }
 
@@ -813,3 +949,98 @@ func TestRuntimeHealthEndpointReturnsJSON(t *testing.T) {
 		t.Fatalf("body=%q want %q", strings.TrimSpace(rec.Body.String()), body)
 	}
 }
+
+func TestDashboardRendersRuntimeHealthTable(t *testing.T) {
+	dir := t.TempDir()
+	path := filepath.Join(dir, "audit.json")
+	exportDir := filepath.Join(dir, "export")
+	if err := os.MkdirAll(exportDir, 0755); err != nil {
+		t.Fatal(err)
+	}
+	if err := os.WriteFile(path, []byte(`{"collected_at":"2026-03-15T00:00:00Z","hardware":{"board":{"serial_number":"SERIAL-1"}}}`), 0644); err != nil {
+		t.Fatal(err)
+	}
+	health := `{
+  "status":"PARTIAL",
+  "checked_at":"2026-03-16T10:00:00Z",
+  "export_dir":"/tmp/export",
+  "driver_ready":true,
+  "cuda_ready":false,
+  "network_status":"PARTIAL",
+  "issues":[
+    {"code":"dhcp_partial","description":"At least one interface did not obtain IPv4 connectivity."},
+    {"code":"cuda_runtime_not_ready","description":"CUDA runtime is not ready for GPU SAT."}
+  ],
+  "tools":[
+    {"name":"dmidecode","ok":true},
+    {"name":"nvidia-smi","ok":false}
+  ],
+  "services":[
+    {"name":"bee-web","status":"active"},
+    {"name":"bee-nvidia","status":"inactive"}
+  ]
+}`
+	if err := os.WriteFile(filepath.Join(exportDir, "runtime-health.json"), []byte(health), 0644); err != nil {
+		t.Fatal(err)
+	}
+	componentStatus := `[
+  {
+    "component_key":"cpu:all",
+    "status":"Warning",
+    "error_summary":"cpu SAT: FAILED",
+    "history":[{"at":"2026-03-16T10:00:00Z","status":"Warning","source":"sat:cpu","detail":"cpu SAT: FAILED"}]
+  },
+  {
+    "component_key":"memory:all",
+    "status":"OK",
+    "history":[{"at":"2026-03-16T10:01:00Z","status":"OK","source":"sat:memory","detail":"memory SAT: OK"}]
+  },
+  {
+    "component_key":"storage:nvme0n1",
+    "status":"Critical",
+    "error_summary":"storage SAT: FAILED",
+    "history":[{"at":"2026-03-16T10:02:00Z","status":"Critical","source":"sat:storage","detail":"storage SAT: FAILED"}]
+  },
+  {
+    "component_key":"pcie:gpu:nvidia",
+    "status":"Warning",
+    "error_summary":"nvidia SAT: FAILED",
+    "history":[{"at":"2026-03-16T10:03:00Z","status":"Warning","source":"sat:nvidia","detail":"nvidia SAT: FAILED"}]
+  }
+]`
+	if err := os.WriteFile(filepath.Join(exportDir, "component-status.json"), []byte(componentStatus), 0644); err != nil {
+		t.Fatal(err)
+	}
+
+	handler := NewHandler(HandlerOptions{AuditPath: path, ExportDir: exportDir})
+	rec := httptest.NewRecorder()
+	handler.ServeHTTP(rec, httptest.NewRequest(http.MethodGet, "/", nil))
+	if rec.Code != http.StatusOK {
+		t.Fatalf("status=%d body=%s", rec.Code, rec.Body.String())
+	}
+	body := rec.Body.String()
+	for _, needle := range []string{
+		`Runtime Health`,
+		`<th>Check</th><th>Status</th><th>Source</th><th>Issue</th>`,
+		`Export Directory`,
+		`Network`,
+		`NVIDIA/AMD Driver`,
+		`CUDA / ROCm`,
+		`Required Utilities`,
+		`Bee Services`,
+		`<td>CPU</td>`,
+		`<td>Memory</td>`,
+		`<td>Storage</td>`,
+		`<td>GPU</td>`,
+		`CUDA runtime is not ready for GPU SAT.`,
+		`Missing: nvidia-smi`,
+		`bee-nvidia=inactive`,
+		`cpu SAT: FAILED`,
+		`storage SAT: FAILED`,
+		`sat:nvidia`,
+	} {
+		if !strings.Contains(body, needle) {
+			t.Fatalf("dashboard missing %q: %s", needle, body)
+		}
+	}
+}

audit/internal/webui/task_page.go

@@ -0,0 +1,207 @@
+package webui
+
+import (
+	"encoding/json"
+	"fmt"
+	"html"
+	"net/http"
+	"os"
+	"strings"
+	"time"
+
+	"bee/audit/internal/platform"
+)
+
+func (h *handler) handleTaskPage(w http.ResponseWriter, r *http.Request) {
+	id := r.PathValue("id")
+	task, ok := globalQueue.findByID(id)
+	if !ok {
+		http.NotFound(w, r)
+		return
+	}
+	snapshot := *task
+	body := renderTaskDetailPage(h.opts, snapshot)
+	w.Header().Set("Cache-Control", "no-store")
+	w.Header().Set("Content-Type", "text/html; charset=utf-8")
+	_, _ = w.Write([]byte(body))
+}
+
+func (h *handler) handleAPITaskChartsIndex(w http.ResponseWriter, r *http.Request) {
+	task, samples, _, _, ok := h.taskSamplesForRequest(r)
+	if !ok {
+		http.NotFound(w, r)
+		return
+	}
+	type taskChartIndexEntry struct {
+		Title string `json:"title"`
+		File  string `json:"file"`
+	}
+	entries := make([]taskChartIndexEntry, 0)
+	for _, spec := range taskChartSpecsForSamples(samples) {
+		title, _, ok := renderTaskChartSVG(spec.Path, samples, taskTimelineForTask(task))
+		if !ok {
+			continue
+		}
+		entries = append(entries, taskChartIndexEntry{Title: title, File: spec.File})
+	}
+	w.Header().Set("Cache-Control", "no-store")
+	w.Header().Set("Content-Type", "application/json; charset=utf-8")
+	_ = json.NewEncoder(w).Encode(entries)
+}
+
+func (h *handler) handleAPITaskChartSVG(w http.ResponseWriter, r *http.Request) {
+	task, samples, _, _, ok := h.taskSamplesForRequest(r)
+	if !ok {
+		http.NotFound(w, r)
+		return
+	}
+	file := strings.TrimPrefix(r.URL.Path, "/api/tasks/"+task.ID+"/chart/")
+	path, ok := taskChartPathFromFile(file)
+	if !ok {
+		http.NotFound(w, r)
+		return
+	}
+	title, buf, hasData := renderTaskChartSVG(path, samples, taskTimelineForTask(task))
+	if !hasData || len(buf) == 0 || strings.TrimSpace(title) == "" {
+		http.Error(w, "metrics history unavailable", http.StatusServiceUnavailable)
+		return
+	}
+	w.Header().Set("Content-Type", "image/svg+xml")
+	w.Header().Set("Cache-Control", "no-store")
+	_, _ = w.Write(buf)
+}
+
+func renderTaskDetailPage(opts HandlerOptions, task Task) string {
+	title := task.Name
+	if strings.TrimSpace(title) == "" {
+		title = task.ID
+	}
+	var body strings.Builder
+	body.WriteString(`<div style="display:flex;align-items:center;gap:12px;margin-bottom:16px;flex-wrap:wrap">`)
+	body.WriteString(`<a class="btn btn-secondary btn-sm" href="/tasks">Back to Tasks</a>`)
+	if task.Status == TaskRunning || task.Status == TaskPending {
+		body.WriteString(`<button class="btn btn-danger btn-sm" onclick="cancelTaskDetail('` + html.EscapeString(task.ID) + `')">Cancel</button>`)
+	}
+	body.WriteString(`<span style="font-size:12px;color:var(--muted)">Artifacts are saved in the task folder under <code>./tasks</code>.</span>`)
+	body.WriteString(`</div>`)
+
+	if report := loadTaskReportFragment(task); report != "" {
+		body.WriteString(report)
+	} else {
+		body.WriteString(`<div class="card"><div class="card-head">Task Summary</div><div class="card-body">`)
+		body.WriteString(`<div style="font-size:18px;font-weight:700">` + html.EscapeString(title) + `</div>`)
+		body.WriteString(`<div style="margin-top:8px">` + renderTaskStatusBadge(task.Status) + `</div>`)
+		if strings.TrimSpace(task.ErrMsg) != "" {
+			body.WriteString(`<div style="margin-top:8px;color:var(--crit-fg)">` + html.EscapeString(task.ErrMsg) + `</div>`)
+		}
+		body.WriteString(`</div></div>`)
+	}
+
+	if task.Status == TaskRunning || task.Status == TaskPending {
+		body.WriteString(`<div class="card"><div class="card-head">Live Charts</div><div class="card-body">`)
+		body.WriteString(`<div id="task-live-charts" style="display:flex;flex-direction:column;gap:16px;color:var(--muted);font-size:13px">Loading charts...</div>`)
+		body.WriteString(`</div></div>`)
+		body.WriteString(`<div class="card"><div class="card-head">Live Logs</div><div class="card-body">`)
+		body.WriteString(`<div id="task-live-log" class="terminal" style="max-height:none;white-space:pre-wrap">Connecting...</div>`)
+		body.WriteString(`</div></div>`)
+		body.WriteString(`<script>
+function cancelTaskDetail(id) {
+  fetch('/api/tasks/' + id + '/cancel', {method:'POST'}).then(function(){ window.location.reload(); });
+}
+function loadTaskLiveCharts(taskId) {
+  fetch('/api/tasks/' + taskId + '/charts').then(function(r){ return r.json(); }).then(function(charts){
+    const host = document.getElementById('task-live-charts');
+    if (!host) return;
+    if (!Array.isArray(charts) || charts.length === 0) {
+      host.innerHTML = 'Waiting for metric samples...';
+      return;
+    }
+    host.innerHTML = charts.map(function(chart) {
+      return '<div class="card" style="margin:0">' +
+        '<div class="card-head">' + chart.title + '</div>' +
+        '<div class="card-body" style="padding:12px">' +
+        '<img data-task-chart="1" data-base-src="/api/tasks/' + taskId + '/chart/' + chart.file + '" src="/api/tasks/' + taskId + '/chart/' + chart.file + '?t=' + Date.now() + '" style="width:100%;display:block;border-radius:6px" alt="' + chart.title + '">' +
+        '</div></div>';
+    }).join('');
+  }).catch(function(){
+    const host = document.getElementById('task-live-charts');
+    if (host) host.innerHTML = 'Task charts are unavailable.';
+  });
+}
+function refreshTaskLiveCharts() {
+  document.querySelectorAll('img[data-task-chart="1"]').forEach(function(img){
+    const base = img.dataset.baseSrc;
+    if (!base) return;
+    img.src = base + '?t=' + Date.now();
+  });
+}
+var _taskDetailES = new EventSource('/api/tasks/` + html.EscapeString(task.ID) + `/stream');
+var _taskDetailTerm = document.getElementById('task-live-log');
+var _taskChartTimer = null;
+_taskDetailES.onopen = function(){ _taskDetailTerm.textContent = ''; };
+_taskDetailES.onmessage = function(e){ _taskDetailTerm.textContent += e.data + "\n"; _taskDetailTerm.scrollTop = _taskDetailTerm.scrollHeight; };
+_taskDetailES.addEventListener('done', function(){ if (_taskChartTimer) clearInterval(_taskChartTimer); _taskDetailES.close(); setTimeout(function(){ window.location.reload(); }, 1000); });
+_taskDetailES.onerror = function(){ if (_taskChartTimer) clearInterval(_taskChartTimer); _taskDetailES.close(); };
+loadTaskLiveCharts('` + html.EscapeString(task.ID) + `');
+_taskChartTimer = setInterval(function(){ refreshTaskLiveCharts(); loadTaskLiveCharts('` + html.EscapeString(task.ID) + `'); }, 2000);
+</script>`)
+	}
+
+	return layoutHead(opts.Title+" — "+title) +
+		layoutNav("tasks", opts.BuildLabel) +
+		`<div class="main"><div class="topbar"><h1>` + html.EscapeString(title) + `</h1></div><div class="content">` +
+		body.String() +
+		`</div></div></body></html>`
+}
+
+func loadTaskReportFragment(task Task) string {
+	if strings.TrimSpace(task.ReportHTMLPath) == "" {
+		return ""
+	}
+	data, err := os.ReadFile(task.ReportHTMLPath)
+	if err != nil || len(data) == 0 {
+		return ""
+	}
+	return string(data)
+}
+
+func taskArtifactDownloadLink(task Task, absPath string) string {
+	if strings.TrimSpace(absPath) == "" {
+		return ""
+	}
+	return fmt.Sprintf(`/export/file?path=%s`, absPath)
+}
+
+func (h *handler) taskSamplesForRequest(r *http.Request) (Task, []platform.LiveMetricSample, time.Time, time.Time, bool) {
+	id := r.PathValue("id")
+	taskPtr, ok := globalQueue.findByID(id)
+	if !ok {
+		return Task{}, nil, time.Time{}, time.Time{}, false
+	}
+	task := *taskPtr
+	start, end := taskTimeWindow(&task)
+	samples, err := loadTaskMetricSamples(start, end)
+	if err != nil {
+		return task, nil, start, end, true
+	}
+	return task, samples, start, end, true
+}
+
+func taskTimelineForTask(task Task) []chartTimelineSegment {
+	start, end := taskTimeWindow(&task)
+	return []chartTimelineSegment{{Start: start, End: end, Active: true}}
+}
+
+func taskChartPathFromFile(file string) (string, bool) {
+	file = strings.TrimSpace(file)
+	for _, spec := range taskDashboardChartSpecs {
+		if spec.File == file {
+			return spec.Path, true
+		}
+	}
+	if strings.HasPrefix(file, "gpu-") && strings.HasSuffix(file, "-overview.svg") {
+		id := strings.TrimSuffix(strings.TrimPrefix(file, "gpu-"), "-overview.svg")
+		return "gpu/" + id + "-overview", true
+	}
+	return "", false
+}

audit/internal/webui/task_report.go

@@ -0,0 +1,289 @@
+package webui
+
+import (
+	"encoding/json"
+	"fmt"
+	"html"
+	"os"
+	"path/filepath"
+	"sort"
+	"strings"
+	"time"
+
+	"bee/audit/internal/platform"
+)
+
+var taskReportMetricsDBPath = metricsDBPath
+
+type taskReport struct {
+	ID          string            `json:"id"`
+	Name        string            `json:"name"`
+	Target      string            `json:"target"`
+	Status      string            `json:"status"`
+	CreatedAt   time.Time         `json:"created_at"`
+	StartedAt   *time.Time        `json:"started_at,omitempty"`
+	DoneAt      *time.Time        `json:"done_at,omitempty"`
+	DurationSec int               `json:"duration_sec,omitempty"`
+	Error       string            `json:"error,omitempty"`
+	LogFile     string            `json:"log_file,omitempty"`
+	Charts      []taskReportChart `json:"charts,omitempty"`
+	GeneratedAt time.Time         `json:"generated_at"`
+}
+
+type taskReportChart struct {
+	Title string `json:"title"`
+	File  string `json:"file"`
+}
+
+type taskChartSpec struct {
+	Path string
+	File string
+}
+
+var taskDashboardChartSpecs = []taskChartSpec{
+	{Path: "server-load", File: "server-load.svg"},
+	{Path: "server-temp-cpu", File: "server-temp-cpu.svg"},
+	{Path: "server-temp-ambient", File: "server-temp-ambient.svg"},
+	{Path: "server-power", File: "server-power.svg"},
+	{Path: "server-fans", File: "server-fans.svg"},
+	{Path: "gpu-all-load", File: "gpu-all-load.svg"},
+	{Path: "gpu-all-memload", File: "gpu-all-memload.svg"},
+	{Path: "gpu-all-clock", File: "gpu-all-clock.svg"},
+	{Path: "gpu-all-power", File: "gpu-all-power.svg"},
+	{Path: "gpu-all-temp", File: "gpu-all-temp.svg"},
+}
+
+func taskChartSpecsForSamples(samples []platform.LiveMetricSample) []taskChartSpec {
+	specs := make([]taskChartSpec, 0, len(taskDashboardChartSpecs)+len(taskGPUIndices(samples)))
+	specs = append(specs, taskDashboardChartSpecs...)
+	for _, idx := range taskGPUIndices(samples) {
+		specs = append(specs, taskChartSpec{
+			Path: fmt.Sprintf("gpu/%d-overview", idx),
+			File: fmt.Sprintf("gpu-%d-overview.svg", idx),
+		})
+	}
+	return specs
+}
+
+func writeTaskReportArtifacts(t *Task) error {
+	if t == nil {
+		return nil
+	}
+	ensureTaskReportPaths(t)
+	if strings.TrimSpace(t.ArtifactsDir) == "" {
+		return nil
+	}
+	if err := os.MkdirAll(t.ArtifactsDir, 0755); err != nil {
+		return err
+	}
+
+	start, end := taskTimeWindow(t)
+	samples, _ := loadTaskMetricSamples(start, end)
+	charts, inlineCharts := writeTaskCharts(t.ArtifactsDir, start, end, samples)
+
+	logText := ""
+	if data, err := os.ReadFile(t.LogPath); err == nil {
+		logText = string(data)
+	}
+
+	report := taskReport{
+		ID:          t.ID,
+		Name:        t.Name,
+		Target:      t.Target,
+		Status:      t.Status,
+		CreatedAt:   t.CreatedAt,
+		StartedAt:   t.StartedAt,
+		DoneAt:      t.DoneAt,
+		DurationSec: taskElapsedSec(t, reportDoneTime(t)),
+		Error:       t.ErrMsg,
+		LogFile:     filepath.Base(t.LogPath),
+		Charts:      charts,
+		GeneratedAt: time.Now().UTC(),
+	}
+	if err := writeJSONFile(t.ReportJSONPath, report); err != nil {
+		return err
+	}
+	return os.WriteFile(t.ReportHTMLPath, []byte(renderTaskReportFragment(report, inlineCharts, logText)), 0644)
+}
+
+func reportDoneTime(t *Task) time.Time {
+	if t != nil && t.DoneAt != nil && !t.DoneAt.IsZero() {
+		return *t.DoneAt
+	}
+	return time.Now()
+}
+
+func taskTimeWindow(t *Task) (time.Time, time.Time) {
+	if t == nil {
+		now := time.Now().UTC()
+		return now, now
+	}
+	start := t.CreatedAt.UTC()
+	if t.StartedAt != nil && !t.StartedAt.IsZero() {
+		start = t.StartedAt.UTC()
+	}
+	end := time.Now().UTC()
+	if t.DoneAt != nil && !t.DoneAt.IsZero() {
+		end = t.DoneAt.UTC()
+	}
+	if end.Before(start) {
+		end = start
+	}
+	return start, end
+}
+
+func loadTaskMetricSamples(start, end time.Time) ([]platform.LiveMetricSample, error) {
+	db, err := openMetricsDB(taskReportMetricsDBPath)
+	if err != nil {
+		return nil, err
+	}
+	defer db.Close()
+	return db.LoadBetween(start, end)
+}
+
+func writeTaskCharts(dir string, start, end time.Time, samples []platform.LiveMetricSample) ([]taskReportChart, map[string]string) {
+	if len(samples) == 0 {
+		return nil, nil
+	}
+	timeline := []chartTimelineSegment{{Start: start, End: end, Active: true}}
+	var charts []taskReportChart
+	inline := make(map[string]string)
+	for _, spec := range taskChartSpecsForSamples(samples) {
+		title, svg, ok := renderTaskChartSVG(spec.Path, samples, timeline)
+		if !ok || len(svg) == 0 {
+			continue
+		}
+		path := filepath.Join(dir, spec.File)
+		if err := os.WriteFile(path, svg, 0644); err != nil {
+			continue
+		}
+		charts = append(charts, taskReportChart{Title: title, File: spec.File})
+		inline[spec.File] = string(svg)
+	}
+	return charts, inline
+}
+
+func renderTaskChartSVG(path string, samples []platform.LiveMetricSample, timeline []chartTimelineSegment) (string, []byte, bool) {
+	if idx, sub, ok := parseGPUChartPath(path); ok && sub == "overview" {
+		buf, hasData, err := renderGPUOverviewChartSVG(idx, samples, timeline)
+		if err != nil || !hasData {
+			return "", nil, false
+		}
+		return gpuDisplayLabel(idx) + " Overview", buf, true
+	}
+	datasets, names, labels, title, yMin, yMax, ok := chartDataFromSamples(path, samples)
+	if !ok {
+		return "", nil, false
+	}
+	buf, err := renderMetricChartSVG(
+		title,
+		labels,
+		sampleTimes(samples),
+		datasets,
+		names,
+		yMin,
+		yMax,
+		chartCanvasHeightForPath(path, len(names)),
+		timeline,
+	)
+	if err != nil {
+		return "", nil, false
+	}
+	return title, buf, true
+}
+
+func taskGPUIndices(samples []platform.LiveMetricSample) []int {
+	seen := map[int]bool{}
+	var out []int
+	for _, s := range samples {
+		for _, g := range s.GPUs {
+			if seen[g.GPUIndex] {
+				continue
+			}
+			seen[g.GPUIndex] = true
+			out = append(out, g.GPUIndex)
+		}
+	}
+	sort.Ints(out)
+	return out
+}
+
+func writeJSONFile(path string, v any) error {
+	data, err := json.MarshalIndent(v, "", "  ")
+	if err != nil {
+		return err
+	}
+	return os.WriteFile(path, data, 0644)
+}
+
+func renderTaskReportFragment(report taskReport, charts map[string]string, logText string) string {
+	var b strings.Builder
+	b.WriteString(`<div class="card"><div class="card-head">Task Report</div><div class="card-body">`)
+	b.WriteString(`<div class="grid2">`)
+	b.WriteString(`<div><div style="font-size:12px;color:var(--muted);margin-bottom:6px">Task</div><div style="font-size:16px;font-weight:700">` + html.EscapeString(report.Name) + `</div>`)
+	b.WriteString(`<div style="font-size:13px;color:var(--muted)">` + html.EscapeString(report.Target) + `</div></div>`)
+	b.WriteString(`<div><div style="font-size:12px;color:var(--muted);margin-bottom:6px">Status</div><div>` + renderTaskStatusBadge(report.Status) + `</div>`)
+	if strings.TrimSpace(report.Error) != "" {
+		b.WriteString(`<div style="margin-top:8px;font-size:13px;color:var(--crit-fg)">` + html.EscapeString(report.Error) + `</div>`)
+	}
+	b.WriteString(`</div></div>`)
+	b.WriteString(`<div style="margin-top:14px;font-size:13px;color:var(--muted)">`)
+	b.WriteString(`Started: ` + formatTaskTime(report.StartedAt, report.CreatedAt) + ` | Finished: ` + formatTaskTime(report.DoneAt, time.Time{}) + ` | Duration: ` + formatTaskDuration(report.DurationSec))
+	b.WriteString(`</div></div></div>`)
+
+	if len(report.Charts) > 0 {
+		for _, chart := range report.Charts {
+			b.WriteString(`<div class="card"><div class="card-head">` + html.EscapeString(chart.Title) + `</div><div class="card-body" style="padding:12px">`)
+			b.WriteString(charts[chart.File])
+			b.WriteString(`</div></div>`)
+		}
+	} else {
+		b.WriteString(`<div class="alert alert-info">No metric samples were captured during this task window.</div>`)
+	}
+
+	b.WriteString(`<div class="card"><div class="card-head">Logs</div><div class="card-body">`)
+	b.WriteString(`<div class="terminal" style="max-height:none;white-space:pre-wrap">` + html.EscapeString(strings.TrimSpace(logText)) + `</div>`)
+	b.WriteString(`</div></div>`)
+	return b.String()
+}
+
+func renderTaskStatusBadge(status string) string {
+	className := map[string]string{
+		TaskRunning:   "badge-ok",
+		TaskPending:   "badge-unknown",
+		TaskDone:      "badge-ok",
+		TaskFailed:    "badge-err",
+		TaskCancelled: "badge-unknown",
+	}[status]
+	if className == "" {
+		className = "badge-unknown"
+	}
+	label := strings.TrimSpace(status)
+	if label == "" {
+		label = "unknown"
+	}
+	return `<span class="badge ` + className + `">` + html.EscapeString(label) + `</span>`
+}
+
+func formatTaskTime(ts *time.Time, fallback time.Time) string {
+	if ts != nil && !ts.IsZero() {
+		return ts.Local().Format("2006-01-02 15:04:05")
+	}
+	if !fallback.IsZero() {
+		return fallback.Local().Format("2006-01-02 15:04:05")
+	}
+	return "n/a"
+}
+
+func formatTaskDuration(sec int) string {
+	if sec <= 0 {
+		return "n/a"
+	}
+	if sec < 60 {
+		return fmt.Sprintf("%ds", sec)
+	}
+	if sec < 3600 {
+		return fmt.Sprintf("%dm %02ds", sec/60, sec%60)
+	}
+	return fmt.Sprintf("%dh %02dm %02ds", sec/3600, (sec%3600)/60, sec%60)
+}

audit/internal/webui/tasks.go

@@ -31,7 +31,13 @@ const (
 // taskNames maps target → human-readable name for validate (SAT) runs.
 var taskNames = map[string]string{
 	"nvidia":                 "NVIDIA SAT",
+	"nvidia-targeted-stress": "NVIDIA Targeted Stress Validate (dcgmi diag targeted_stress)",
 	"nvidia-benchmark":       "NVIDIA Benchmark",
+	"nvidia-compute":         "NVIDIA Max Compute Load (dcgmproftester)",
+	"nvidia-targeted-power":  "NVIDIA Targeted Power (dcgmi diag targeted_power)",
+	"nvidia-pulse":           "NVIDIA Pulse Test (dcgmi diag pulse_test)",
+	"nvidia-interconnect":    "NVIDIA Interconnect Test (NCCL all_reduce_perf)",
+	"nvidia-bandwidth":       "NVIDIA Bandwidth Test (NVBandwidth)",
 	"nvidia-stress":          "NVIDIA GPU Stress",
 	"memory":                 "Memory SAT",
 	"storage":                "Storage SAT",
@@ -97,6 +103,9 @@ type Task struct {
 	ElapsedSec     int        `json:"elapsed_sec,omitempty"`
 	ErrMsg         string     `json:"error,omitempty"`
 	LogPath        string     `json:"log_path,omitempty"`
+	ArtifactsDir   string     `json:"artifacts_dir,omitempty"`
+	ReportJSONPath string     `json:"report_json_path,omitempty"`
+	ReportHTMLPath string     `json:"report_html_path,omitempty"`
 
 	// runtime fields (not serialised)
 	job    *jobState
@@ -130,49 +139,60 @@ type persistedTask struct {
 	DoneAt         *time.Time `json:"done_at,omitempty"`
 	ErrMsg         string     `json:"error,omitempty"`
 	LogPath        string     `json:"log_path,omitempty"`
+	ArtifactsDir   string     `json:"artifacts_dir,omitempty"`
+	ReportJSONPath string     `json:"report_json_path,omitempty"`
+	ReportHTMLPath string     `json:"report_html_path,omitempty"`
 	Params         taskParams `json:"params,omitempty"`
 }
 
 type burnPreset struct {
-	NvidiaDiag  int
 	DurationSec int
 }
 
 func resolveBurnPreset(profile string) burnPreset {
 	switch profile {
 	case "overnight":
-		return burnPreset{NvidiaDiag: 4, DurationSec: 8 * 60 * 60}
+		return burnPreset{DurationSec: 8 * 60 * 60}
 	case "acceptance":
-		return burnPreset{NvidiaDiag: 3, DurationSec: 60 * 60}
+		return burnPreset{DurationSec: 60 * 60}
 	default:
-		return burnPreset{NvidiaDiag: 1, DurationSec: 5 * 60}
+		return burnPreset{DurationSec: 5 * 60}
 	}
 }
 
 func resolvePlatformStressPreset(profile string) platform.PlatformStressOptions {
+	acceptanceCycles := []platform.PlatformStressCycle{
+		{LoadSec: 85, IdleSec: 5},
+		{LoadSec: 80, IdleSec: 10},
+		{LoadSec: 55, IdleSec: 5},
+		{LoadSec: 60, IdleSec: 0},
+		{LoadSec: 100, IdleSec: 10},
+		{LoadSec: 145, IdleSec: 15},
+		{LoadSec: 190, IdleSec: 20},
+		{LoadSec: 235, IdleSec: 25},
+		{LoadSec: 280, IdleSec: 30},
+		{LoadSec: 325, IdleSec: 35},
+		{LoadSec: 370, IdleSec: 40},
+		{LoadSec: 415, IdleSec: 45},
+		{LoadSec: 460, IdleSec: 50},
+		{LoadSec: 510, IdleSec: 0},
+	}
+
 	switch profile {
 	case "overnight":
-		return platform.PlatformStressOptions{Cycles: []platform.PlatformStressCycle{
-			{LoadSec: 600, IdleSec: 120},
-			{LoadSec: 600, IdleSec: 60},
-			{LoadSec: 600, IdleSec: 30},
-			{LoadSec: 600, IdleSec: 120},
-			{LoadSec: 600, IdleSec: 60},
-			{LoadSec: 600, IdleSec: 30},
-			{LoadSec: 600, IdleSec: 120},
-			{LoadSec: 600, IdleSec: 60},
-		}}
+		cycles := make([]platform.PlatformStressCycle, 0, len(acceptanceCycles)*8)
+		for range 8 {
+			cycles = append(cycles, acceptanceCycles...)
+		}
+		return platform.PlatformStressOptions{Cycles: cycles}
 	case "acceptance":
-		return platform.PlatformStressOptions{Cycles: []platform.PlatformStressCycle{
-			{LoadSec: 300, IdleSec: 60},
-			{LoadSec: 300, IdleSec: 30},
-			{LoadSec: 300, IdleSec: 60},
-			{LoadSec: 300, IdleSec: 30},
-		}}
+		return platform.PlatformStressOptions{Cycles: acceptanceCycles}
 	default: // smoke
 		return platform.PlatformStressOptions{Cycles: []platform.PlatformStressCycle{
-			{LoadSec: 90, IdleSec: 60},
-			{LoadSec: 90, IdleSec: 30},
+			{LoadSec: 85, IdleSec: 5},
+			{LoadSec: 80, IdleSec: 10},
+			{LoadSec: 55, IdleSec: 5},
+			{LoadSec: 60, IdleSec: 0},
 		}}
 	}
 }
@@ -238,6 +258,7 @@ func (q *taskQueue) enqueue(t *Task) {
 	q.prune()
 	q.persistLocked()
 	q.mu.Unlock()
+	taskSerialEvent(t, "queued")
 	select {
 	case q.trigger <- struct{}{}:
 	default:
@@ -415,7 +436,7 @@ func (q *taskQueue) worker() {
 				t.StartedAt = &now
 				t.DoneAt = nil
 				t.ErrMsg = ""
-				j := newTaskJobState(t.LogPath)
+				j := newTaskJobState(t.LogPath, taskSerialPrefix(t))
 				t.job = j
 				batch = append(batch, t)
 			}
@@ -482,8 +503,6 @@ func (q *taskQueue) executeTask(t *Task, j *jobState, ctx context.Context) {
 
 func (q *taskQueue) finalizeTaskRun(t *Task, j *jobState) {
 	q.mu.Lock()
-	defer q.mu.Unlock()
-
 	now := time.Now()
 	t.DoneAt = &now
 	if t.Status == TaskRunning {
@@ -495,7 +514,18 @@ func (q *taskQueue) finalizeTaskRun(t *Task, j *jobState) {
 			t.ErrMsg = ""
 		}
 	}
+	q.finalizeTaskArtifactPathsLocked(t)
 	q.persistLocked()
+	q.mu.Unlock()
+
+	if err := writeTaskReportArtifacts(t); err != nil {
+		appendJobLog(t.LogPath, "WARN: task report generation failed: "+err.Error())
+	}
+	if t.ErrMsg != "" {
+		taskSerialEvent(t, "finished with status="+t.Status+" error="+t.ErrMsg)
+		return
+	}
+	taskSerialEvent(t, "finished with status="+t.Status)
 }
 
 // setCPUGovernor writes the given governor to all CPU scaling_governor sysfs files.
@@ -536,9 +566,6 @@ func (q *taskQueue) runTask(t *Task, j *jobState, ctx context.Context) {
 			break
 		}
 		diagLevel := t.params.DiagLevel
-		if t.params.BurnProfile != "" && diagLevel <= 0 {
-			diagLevel = resolveBurnPreset(t.params.BurnProfile).NvidiaDiag
-		}
 		if len(t.params.GPUIndices) > 0 || diagLevel > 0 {
 			result, e := a.RunNvidiaAcceptancePackWithOptions(
 				ctx, "", diagLevel, t.params.GPUIndices, j.append,
@@ -551,6 +578,16 @@ func (q *taskQueue) runTask(t *Task, j *jobState, ctx context.Context) {
 		} else {
 			archive, err = a.RunNvidiaAcceptancePack("", j.append)
 		}
+	case "nvidia-targeted-stress":
+		if a == nil {
+			err = fmt.Errorf("app not configured")
+			break
+		}
+		dur := t.params.Duration
+		if dur <= 0 {
+			dur = 300
+		}
+		archive, err = a.RunNvidiaTargetedStressValidatePack(ctx, "", dur, t.params.GPUIndices, j.append)
 	case "nvidia-benchmark":
 		if a == nil {
 			err = fmt.Errorf("app not configured")
@@ -563,6 +600,56 @@ func (q *taskQueue) runTask(t *Task, j *jobState, ctx context.Context) {
 			ExcludeGPUIndices: t.params.ExcludeGPUIndices,
 			RunNCCL:           t.params.RunNCCL,
 		}, j.append)
+	case "nvidia-compute":
+		if a == nil {
+			err = fmt.Errorf("app not configured")
+			break
+		}
+		dur := t.params.Duration
+		if t.params.BurnProfile != "" && dur <= 0 {
+			dur = resolveBurnPreset(t.params.BurnProfile).DurationSec
+		}
+		archive, err = a.RunNvidiaOfficialComputePack(ctx, "", dur, t.params.GPUIndices, j.append)
+	case "nvidia-targeted-power":
+		if a == nil {
+			err = fmt.Errorf("app not configured")
+			break
+		}
+		dur := t.params.Duration
+		if t.params.BurnProfile != "" && dur <= 0 {
+			dur = resolveBurnPreset(t.params.BurnProfile).DurationSec
+		}
+		archive, err = a.RunNvidiaTargetedPowerPack(ctx, "", dur, t.params.GPUIndices, j.append)
+	case "nvidia-pulse":
+		if a == nil {
+			err = fmt.Errorf("app not configured")
+			break
+		}
+		dur := t.params.Duration
+		if t.params.BurnProfile != "" && dur <= 0 {
+			dur = resolveBurnPreset(t.params.BurnProfile).DurationSec
+		}
+		archive, err = a.RunNvidiaPulseTestPack(ctx, "", dur, t.params.GPUIndices, j.append)
+	case "nvidia-bandwidth":
+		if a == nil {
+			err = fmt.Errorf("app not configured")
+			break
+		}
+		archive, err = a.RunNvidiaBandwidthPack(ctx, "", t.params.GPUIndices, j.append)
+	case "nvidia-interconnect":
+		if a == nil {
+			err = fmt.Errorf("app not configured")
+			break
+		}
+		dur := t.params.Duration
+		if t.params.BurnProfile != "" && dur <= 0 {
+			dur = resolveBurnPreset(t.params.BurnProfile).DurationSec
+		}
+		archive, err = runNvidiaStressPackCtx(a, ctx, "", platform.NvidiaStressOptions{
+			DurationSec: dur,
+			Loader:      platform.NvidiaStressLoaderNCCL,
+			GPUIndices:  t.params.GPUIndices,
+		}, j.append)
 	case "nvidia-stress":
 		if a == nil {
 			err = fmt.Errorf("app not configured")
@@ -777,6 +864,7 @@ func (h *handler) handleAPITasksCancel(w http.ResponseWriter, r *http.Request) {
 		now := time.Now()
 		t.DoneAt = &now
 		globalQueue.persistLocked()
+		taskSerialEvent(t, "finished with status="+t.Status)
 		writeJSON(w, map[string]string{"status": "cancelled"})
 	case TaskRunning:
 		if t.job != nil {
@@ -786,6 +874,7 @@ func (h *handler) handleAPITasksCancel(w http.ResponseWriter, r *http.Request) {
 		now := time.Now()
 		t.DoneAt = &now
 		globalQueue.persistLocked()
+		taskSerialEvent(t, "finished with status="+t.Status)
 		writeJSON(w, map[string]string{"status": "cancelled"})
 	default:
 		writeError(w, http.StatusConflict, "task is not running or pending")
@@ -826,6 +915,7 @@ func (h *handler) handleAPITasksCancelAll(w http.ResponseWriter, _ *http.Request
 		case TaskPending:
 			t.Status = TaskCancelled
 			t.DoneAt = &now
+			taskSerialEvent(t, "finished with status="+t.Status)
 			n++
 		case TaskRunning:
 			if t.job != nil {
@@ -833,6 +923,7 @@ func (h *handler) handleAPITasksCancelAll(w http.ResponseWriter, _ *http.Request
 			}
 			t.Status = TaskCancelled
 			t.DoneAt = &now
+			taskSerialEvent(t, "finished with status="+t.Status)
 			n++
 		}
 	}
@@ -851,6 +942,7 @@ func (h *handler) handleAPITasksKillWorkers(w http.ResponseWriter, _ *http.Reque
 		case TaskPending:
 			t.Status = TaskCancelled
 			t.DoneAt = &now
+			taskSerialEvent(t, "finished with status="+t.Status)
 			cancelled++
 		case TaskRunning:
 			if t.job != nil {
@@ -858,6 +950,7 @@ func (h *handler) handleAPITasksKillWorkers(w http.ResponseWriter, _ *http.Reque
 			}
 			t.Status = TaskCancelled
 			t.DoneAt = &now
+			taskSerialEvent(t, "finished with status="+t.Status)
 			cancelled++
 		}
 	}
@@ -921,10 +1014,10 @@ func (h *handler) handleAPITasksStream(w http.ResponseWriter, r *http.Request) {
 }
 
 func (q *taskQueue) assignTaskLogPathLocked(t *Task) {
-	if t.LogPath != "" || q.logsDir == "" || t.ID == "" {
+	if q.logsDir == "" || t.ID == "" {
 		return
 	}
-	t.LogPath = filepath.Join(q.logsDir, t.ID+".log")
+	q.ensureTaskArtifactPathsLocked(t)
 }
 
 func (q *taskQueue) loadLocked() {
@@ -951,6 +1044,9 @@ func (q *taskQueue) loadLocked() {
 			DoneAt:         pt.DoneAt,
 			ErrMsg:         pt.ErrMsg,
 			LogPath:        pt.LogPath,
+			ArtifactsDir:   pt.ArtifactsDir,
+			ReportJSONPath: pt.ReportJSONPath,
+			ReportHTMLPath: pt.ReportHTMLPath,
 			params:         pt.Params,
 		}
 		q.assignTaskLogPathLocked(t)
@@ -992,6 +1088,9 @@ func (q *taskQueue) persistLocked() {
 			DoneAt:         t.DoneAt,
 			ErrMsg:         t.ErrMsg,
 			LogPath:        t.LogPath,
+			ArtifactsDir:   t.ArtifactsDir,
+			ReportJSONPath: t.ReportJSONPath,
+			ReportHTMLPath: t.ReportHTMLPath,
 			Params:         t.params,
 		})
 	}
@@ -1023,3 +1122,88 @@ func taskElapsedSec(t *Task, now time.Time) int {
 	}
 	return int(end.Sub(start).Round(time.Second) / time.Second)
 }
+
+func taskFolderStatus(status string) string {
+	status = strings.TrimSpace(strings.ToLower(status))
+	switch status {
+	case TaskRunning, TaskDone, TaskFailed, TaskCancelled:
+		return status
+	default:
+		return TaskPending
+	}
+}
+
+func sanitizeTaskFolderPart(s string) string {
+	s = strings.TrimSpace(strings.ToLower(s))
+	if s == "" {
+		return "task"
+	}
+	var b strings.Builder
+	lastDash := false
+	for _, r := range s {
+		isAlnum := (r >= 'a' && r <= 'z') || (r >= '0' && r <= '9')
+		if isAlnum {
+			b.WriteRune(r)
+			lastDash = false
+			continue
+		}
+		if !lastDash {
+			b.WriteByte('-')
+			lastDash = true
+		}
+	}
+	out := strings.Trim(b.String(), "-")
+	if out == "" {
+		return "task"
+	}
+	return out
+}
+
+func taskArtifactsDir(root string, t *Task, status string) string {
+	if strings.TrimSpace(root) == "" || t == nil {
+		return ""
+	}
+	return filepath.Join(root, fmt.Sprintf("%s_%s_%s", t.ID, sanitizeTaskFolderPart(t.Name), taskFolderStatus(status)))
+}
+
+func ensureTaskReportPaths(t *Task) {
+	if t == nil || strings.TrimSpace(t.ArtifactsDir) == "" {
+		return
+	}
+	if t.LogPath == "" || filepath.Base(t.LogPath) == "task.log" {
+		t.LogPath = filepath.Join(t.ArtifactsDir, "task.log")
+	}
+	t.ReportJSONPath = filepath.Join(t.ArtifactsDir, "report.json")
+	t.ReportHTMLPath = filepath.Join(t.ArtifactsDir, "report.html")
+}
+
+func (q *taskQueue) ensureTaskArtifactPathsLocked(t *Task) {
+	if t == nil || strings.TrimSpace(q.logsDir) == "" || strings.TrimSpace(t.ID) == "" {
+		return
+	}
+	if strings.TrimSpace(t.ArtifactsDir) == "" {
+		t.ArtifactsDir = taskArtifactsDir(q.logsDir, t, t.Status)
+	}
+	if t.ArtifactsDir != "" {
+		_ = os.MkdirAll(t.ArtifactsDir, 0755)
+	}
+	ensureTaskReportPaths(t)
+}
+
+func (q *taskQueue) finalizeTaskArtifactPathsLocked(t *Task) {
+	if t == nil || strings.TrimSpace(q.logsDir) == "" || strings.TrimSpace(t.ID) == "" {
+		return
+	}
+	q.ensureTaskArtifactPathsLocked(t)
+	dstDir := taskArtifactsDir(q.logsDir, t, t.Status)
+	if dstDir == "" {
+		return
+	}
+	if t.ArtifactsDir != "" && t.ArtifactsDir != dstDir {
+		if _, err := os.Stat(dstDir); err != nil {
+			_ = os.Rename(t.ArtifactsDir, dstDir)
+		}
+		t.ArtifactsDir = dstDir
+	}
+	ensureTaskReportPaths(t)
+}

audit/internal/webui/tasks_test.go

@@ -2,6 +2,7 @@ package webui
 
 import (
 	"context"
+	"encoding/json"
 	"net/http"
 	"net/http/httptest"
 	"os"
@@ -12,6 +13,7 @@ import (
 	"time"
 
 	"bee/audit/internal/app"
+	"bee/audit/internal/platform"
 )
 
 func TestTaskQueuePersistsAndRecoversPendingTasks(t *testing.T) {
@@ -248,15 +250,133 @@ func TestHandleAPITasksStreamPendingTaskStartsSSEImmediately(t *testing.T) {
 	t.Fatalf("stream did not emit queued status promptly, body=%q", rec.Body.String())
 }
 
+func TestFinalizeTaskRunCreatesReportFolderAndArtifacts(t *testing.T) {
+	dir := t.TempDir()
+	metricsPath := filepath.Join(dir, "metrics.db")
+	prevMetricsPath := taskReportMetricsDBPath
+	taskReportMetricsDBPath = metricsPath
+	t.Cleanup(func() { taskReportMetricsDBPath = prevMetricsPath })
+
+	db, err := openMetricsDB(metricsPath)
+	if err != nil {
+		t.Fatalf("openMetricsDB: %v", err)
+	}
+	base := time.Now().UTC().Add(-45 * time.Second)
+	if err := db.Write(platform.LiveMetricSample{
+		Timestamp:  base,
+		CPULoadPct: 42,
+		MemLoadPct: 35,
+		PowerW:     510,
+	}); err != nil {
+		t.Fatalf("Write: %v", err)
+	}
+	_ = db.Close()
+
+	q := &taskQueue{
+		statePath: filepath.Join(dir, "tasks-state.json"),
+		logsDir:   filepath.Join(dir, "tasks"),
+		trigger:   make(chan struct{}, 1),
+	}
+	if err := os.MkdirAll(q.logsDir, 0755); err != nil {
+		t.Fatal(err)
+	}
+
+	started := time.Now().UTC().Add(-90 * time.Second)
+	task := &Task{
+		ID:        "task-1",
+		Name:      "CPU SAT",
+		Target:    "cpu",
+		Status:    TaskRunning,
+		CreatedAt: started.Add(-10 * time.Second),
+		StartedAt: &started,
+	}
+	q.assignTaskLogPathLocked(task)
+	appendJobLog(task.LogPath, "line-1")
+
+	job := newTaskJobState(task.LogPath)
+	job.finish("")
+	q.finalizeTaskRun(task, job)
+
+	if task.Status != TaskDone {
+		t.Fatalf("status=%q want %q", task.Status, TaskDone)
+	}
+	if !strings.Contains(filepath.Base(task.ArtifactsDir), "_done") {
+		t.Fatalf("artifacts dir=%q", task.ArtifactsDir)
+	}
+	if _, err := os.Stat(task.ReportJSONPath); err != nil {
+		t.Fatalf("report json: %v", err)
+	}
+	if _, err := os.Stat(task.ReportHTMLPath); err != nil {
+		t.Fatalf("report html: %v", err)
+	}
+	var report taskReport
+	data, err := os.ReadFile(task.ReportJSONPath)
+	if err != nil {
+		t.Fatalf("ReadFile(report.json): %v", err)
+	}
+	if err := json.Unmarshal(data, &report); err != nil {
+		t.Fatalf("Unmarshal(report.json): %v", err)
+	}
+	if report.ID != task.ID || report.Status != TaskDone {
+		t.Fatalf("report=%+v", report)
+	}
+	if len(report.Charts) == 0 {
+		t.Fatalf("expected charts in report, got none")
+	}
+}
+
+func TestTaskLifecycleMirrorsToSerialConsole(t *testing.T) {
+	var lines []string
+	prev := taskSerialWriteLine
+	taskSerialWriteLine = func(line string) { lines = append(lines, line) }
+	t.Cleanup(func() { taskSerialWriteLine = prev })
+
+	dir := t.TempDir()
+	q := &taskQueue{
+		statePath: filepath.Join(dir, "tasks-state.json"),
+		logsDir:   filepath.Join(dir, "tasks"),
+		trigger:   make(chan struct{}, 1),
+	}
+	task := &Task{
+		ID:        "task-serial-1",
+		Name:      "CPU SAT",
+		Target:    "cpu",
+		Status:    TaskPending,
+		CreatedAt: time.Now().UTC(),
+	}
+
+	q.enqueue(task)
+	started := time.Now().UTC()
+	task.Status = TaskRunning
+	task.StartedAt = &started
+	job := newTaskJobState(task.LogPath, taskSerialPrefix(task))
+	job.append("Starting CPU SAT...")
+	job.append("CPU stress duration: 60s")
+	job.finish("")
+	q.finalizeTaskRun(task, job)
+
+	joined := strings.Join(lines, "\n")
+	for _, needle := range []string{
+		"queued",
+		"Starting CPU SAT...",
+		"CPU stress duration: 60s",
+		"finished with status=done",
+	} {
+		if !strings.Contains(joined, needle) {
+			t.Fatalf("serial mirror missing %q in %q", needle, joined)
+		}
+	}
+}
+
 func TestResolveBurnPreset(t *testing.T) {
 	tests := []struct {
 		profile string
 		want    burnPreset
 	}{
-		{profile: "smoke", want: burnPreset{NvidiaDiag: 1, DurationSec: 5 * 60}},
-		{profile: "acceptance", want: burnPreset{NvidiaDiag: 3, DurationSec: 60 * 60}},
-		{profile: "overnight", want: burnPreset{NvidiaDiag: 4, DurationSec: 8 * 60 * 60}},
-		{profile: "", want: burnPreset{NvidiaDiag: 1, DurationSec: 5 * 60}},
+		{profile: "smoke", want: burnPreset{DurationSec: 5 * 60}},
+		{profile: "acceptance", want: burnPreset{DurationSec: 60 * 60}},
+		{profile: "overnight", want: burnPreset{DurationSec: 8 * 60 * 60}},
+		{profile: "", want: burnPreset{DurationSec: 5 * 60}},
 	}
 	for _, tc := range tests {
 		if got := resolveBurnPreset(tc.profile); got != tc.want {

iso/builder/auto/config

@@ -32,7 +32,7 @@ lb config noauto \
     --memtest memtest86+ \
     --iso-volume "EASY_BEE_${BEE_GPU_VENDOR_UPPER:-NVIDIA}" \
     --iso-application "EASY-BEE-${BEE_GPU_VENDOR_UPPER:-NVIDIA}" \
-    --bootappend-live "boot=live components video=1920x1080 console=tty0 console=ttyS0,115200n8 loglevel=6 systemd.show_status=1 username=bee user-fullname=Bee modprobe.blacklist=nouveau,snd_hda_intel,snd_hda_codec_realtek,snd_hda_codec_generic,soundcore" \
+    --bootappend-live "boot=live components video=1920x1080 console=tty0 console=ttyS0,115200n8 loglevel=3 systemd.show_status=1 username=bee user-fullname=Bee modprobe.blacklist=nouveau,snd_hda_intel,snd_hda_codec_realtek,snd_hda_codec_generic,soundcore" \
     --apt-recommends false \
     --chroot-squashfs-compression-type zstd \
     "${@}"

iso/builder/build.sh

@@ -302,6 +302,12 @@ memtest_fail() {
     return 0
 }
 
+nvidia_runtime_fail() {
+    msg="$1"
+    echo "ERROR: ${msg}" >&2
+    exit 1
+}
+
 iso_memtest_present() {
     iso_path="$1"
     iso_files="$(mktemp)"
@@ -439,6 +445,44 @@ validate_iso_memtest() {
     echo "=== memtest validation OK ==="
 }
 
+validate_iso_nvidia_runtime() {
+    iso_path="$1"
+    [ "$BEE_GPU_VENDOR" = "nvidia" ] || return 0
+
+    echo "=== validating NVIDIA runtime in ISO ==="
+
+    [ -f "$iso_path" ] || nvidia_runtime_fail "ISO not found for NVIDIA runtime validation: $iso_path"
+    require_iso_reader "$iso_path" >/dev/null 2>&1 || nvidia_runtime_fail "ISO reader unavailable for NVIDIA runtime validation"
+    command -v unsquashfs >/dev/null 2>&1 || nvidia_runtime_fail "unsquashfs is required for NVIDIA runtime validation"
+
+    squashfs_tmp="$(mktemp)"
+    squashfs_list="$(mktemp)"
+    iso_read_member "$iso_path" live/filesystem.squashfs "$squashfs_tmp" || {
+        rm -f "$squashfs_tmp" "$squashfs_list"
+        nvidia_runtime_fail "failed to extract live/filesystem.squashfs from ISO"
+    }
+    unsquashfs -ll "$squashfs_tmp" > "$squashfs_list" 2>/dev/null || {
+        rm -f "$squashfs_tmp" "$squashfs_list"
+        nvidia_runtime_fail "failed to inspect filesystem.squashfs from ISO"
+    }
+
+    grep -Eq 'usr/bin/dcgmi$' "$squashfs_list" || {
+        rm -f "$squashfs_tmp" "$squashfs_list"
+        nvidia_runtime_fail "dcgmi missing from final NVIDIA ISO"
+    }
+    grep -Eq 'usr/bin/nv-hostengine$' "$squashfs_list" || {
+        rm -f "$squashfs_tmp" "$squashfs_list"
+        nvidia_runtime_fail "nv-hostengine missing from final NVIDIA ISO"
+    }
+    grep -Eq 'usr/bin/dcgmproftester([0-9]+)?$' "$squashfs_list" || {
+        rm -f "$squashfs_tmp" "$squashfs_list"
+        nvidia_runtime_fail "dcgmproftester missing from final NVIDIA ISO"
+    }
+
+    rm -f "$squashfs_tmp" "$squashfs_list"
+    echo "=== NVIDIA runtime validation OK ==="
+}
+
 append_memtest_grub_entry() {
     grub_cfg="$1"
     [ -f "$grub_cfg" ] || return 1
@@ -1144,6 +1188,7 @@ if [ -f "$ISO_RAW" ]; then
         fi
     fi
     validate_iso_memtest "$ISO_RAW"
+    validate_iso_nvidia_runtime "$ISO_RAW"
     cp "$ISO_RAW" "$ISO_OUT"
     echo ""
     echo "=== done (${BEE_GPU_VENDOR}) ==="

iso/builder/config/bootloaders/grub-pc/grub.cfg

@@ -7,6 +7,7 @@ echo "  █████╗  ███████║███████╗ ╚
 echo "  ██╔══╝  ██╔══██║╚════██║  ╚██╔╝  ╚════╝██╔══██╗██╔══╝  ██╔══╝"
 echo "  ███████╗██║  ██║███████║   ██║         ██████╔╝███████╗███████╗"
 echo "  ╚══════╝╚═╝  ╚═╝╚══════╝   ╚═╝         ╚═════╝ ╚══════╝╚══════╝"
+echo "  Hardware Audit LiveCD"
 echo ""
 
 menuentry "EASY-BEE" {

iso/builder/config/hooks/normal/9000-bee-setup.hook.chroot

@@ -31,6 +31,7 @@ systemctl enable bee-audit.service
 systemctl enable bee-web.service
 systemctl enable bee-sshsetup.service
 systemctl enable bee-selfheal.timer
+systemctl enable bee-boot-status.service
 systemctl enable ssh.service
 systemctl enable lightdm.service 2>/dev/null || true
 systemctl enable qemu-guest-agent.service 2>/dev/null || true
@@ -60,6 +61,7 @@ chmod +x /usr/local/bin/bee-smoketest  2>/dev/null || true
 chmod +x /usr/local/bin/bee            2>/dev/null || true
 chmod +x /usr/local/bin/bee-log-run    2>/dev/null || true
 chmod +x /usr/local/bin/bee-selfheal      2>/dev/null || true
+chmod +x /usr/local/bin/bee-boot-status  2>/dev/null || true
 if [ "$GPU_VENDOR" = "nvidia" ]; then
     chmod +x /usr/local/bin/bee-nvidia-load 2>/dev/null || true
     chmod +x /usr/local/bin/bee-gpu-burn 2>/dev/null || true

iso/builder/config/hooks/normal/9001-wallpaper.hook.chroot

@@ -0,0 +1,72 @@
+#!/bin/sh
+# 9001-wallpaper.hook.chroot — generate /usr/share/bee/wallpaper.png inside chroot
+set -e
+echo "=== generating bee wallpaper ==="
+mkdir -p /usr/share/bee
+
+python3 - <<'PYEOF'
+from PIL import Image, ImageDraw, ImageFont
+import os
+
+W, H = 1920, 1080
+
+LOGO = """\
+  \u2588\u2588\u2588\u2588\u2588\u2588\u2557 \u2588\u2588\u2588\u2588\u2588\u2557 \u2588\u2588\u2588\u2588\u2588\u2588\u2588\u2557\u2588\u2588\u2557   \u2588\u2588\u2557      \u2588\u2588\u2588\u2588\u2588\u2588\u2557 \u2588\u2588\u2588\u2588\u2588\u2588\u2588\u2557\u2588\u2588\u2588\u2588\u2588\u2588\u2588\u2557
+  \u2588\u2588\u2554\u2550\u2550\u2550\u2550\u255d\u2588\u2588\u2554\u2550\u2550\u2588\u2588\u2557\u2588\u2588\u2554\u2550\u2550\u2550\u2550\u255d\u255a\u2588\u2588\u2557 \u2588\u2588\u2554\u255d      \u2588\u2588\u2554\u2550\u2550\u2588\u2588\u2557\u2588\u2588\u2554\u2550\u2550\u2550\u2550\u255d\u2588\u2588\u2554\u2550\u2550\u2550\u2550\u255d
+  \u2588\u2588\u2588\u2588\u2588\u2557  \u2588\u2588\u2588\u2588\u2588\u2588\u2588\u2551\u2588\u2588\u2588\u2588\u2588\u2588\u2588\u2557 \u255a\u2588\u2588\u2588\u2588\u2554\u255d \u2588\u2588\u2588\u2588\u2588\u2557\u2588\u2588\u2588\u2588\u2588\u2588\u2554\u255d\u2588\u2588\u2588\u2588\u2588\u2557  \u2588\u2588\u2588\u2588\u2588\u2557
+  \u2588\u2588\u2554\u2550\u2550\u255d  \u2588\u2588\u2554\u2550\u2550\u2588\u2588\u2551\u255a\u2550\u2550\u2550\u2550\u2588\u2588\u2551  \u255a\u2588\u2588\u2554\u255d  \u255a\u2550\u2550\u2550\u2550\u255d\u2588\u2588\u2554\u2550\u2550\u2588\u2588\u2557\u2588\u2588\u2554\u2550\u2550\u255d  \u2588\u2588\u2554\u2550\u2550\u255d
+  \u2588\u2588\u2588\u2588\u2588\u2588\u2588\u2557\u2588\u2588\u2551  \u2588\u2588\u2551\u2588\u2588\u2588\u2588\u2588\u2588\u2588\u2551   \u2588\u2588\u2551         \u2588\u2588\u2588\u2588\u2588\u2588\u2554\u255d\u2588\u2588\u2588\u2588\u2588\u2588\u2588\u2557\u2588\u2588\u2588\u2588\u2588\u2588\u2588\u2557
+  \u255a\u2550\u2550\u2550\u2550\u2550\u2550\u255d\u255a\u2550\u255d  \u255a\u2550\u255d\u255a\u2550\u2550\u2550\u2550\u2550\u2550\u255d   \u255a\u2550\u255d         \u255a\u2550\u2550\u2550\u2550\u2550\u255d \u255a\u2550\u2550\u2550\u2550\u2550\u2550\u255d\u255a\u2550\u2550\u2550\u2550\u2550\u2550\u255d
+  Hardware Audit LiveCD"""
+
+# Find a monospace font that supports box-drawing characters
+FONT_CANDIDATES = [
+    '/usr/share/fonts/truetype/dejavu/DejaVuSansMono.ttf',
+    '/usr/share/fonts/truetype/liberation/LiberationMono-Regular.ttf',
+    '/usr/share/fonts/truetype/freefont/FreeMono.ttf',
+    '/usr/share/fonts/truetype/noto/NotoMono-Regular.ttf',
+]
+
+font_path = None
+for p in FONT_CANDIDATES:
+    if os.path.exists(p):
+        font_path = p
+        break
+
+SIZE = 22
+if font_path:
+    font_logo = ImageFont.truetype(font_path, SIZE)
+    font_sub  = ImageFont.truetype(font_path, SIZE)
+else:
+    font_logo = ImageFont.load_default()
+    font_sub  = font_logo
+
+img  = Image.new('RGB', (W, H), (0, 0, 0))
+draw = ImageDraw.Draw(img)
+
+# Measure logo block
+lines = LOGO.split('\n')
+bbox = draw.textbbox((0, 0), LOGO, font=font_logo)
+text_w = bbox[2] - bbox[0]
+text_h = bbox[3] - bbox[1]
+
+x = (W - text_w) // 2
+y = (H - text_h) // 2
+
+# Draw logo lines: first 6 in amber, last line (subtitle) dimmer
+logo_lines  = lines[:6]
+sub_line    = lines[6] if len(lines) > 6 else ''
+
+cy = y
+for line in logo_lines:
+    draw.text((x, cy), line, font=font_logo, fill=(0xf6, 0xc9, 0x0e))
+    cy += SIZE + 2
+cy += 8
+if sub_line:
+    draw.text((x, cy), sub_line, font=font_sub, fill=(0x80, 0x68, 0x18))
+
+img.save('/usr/share/bee/wallpaper.png', optimize=True)
+print('wallpaper written: /usr/share/bee/wallpaper.png')
+PYEOF
+
+echo "=== wallpaper done ==="

iso/builder/config/package-lists/bee-nvidia.list.chroot

@@ -1,6 +1,10 @@
-# NVIDIA DCGM (Data Center GPU Manager) — dcgmi diag for acceptance testing.
-# DCGM 4 is packaged per CUDA major. The image ships NVIDIA driver 590 with CUDA 13 userspace,
-# so install the CUDA 13 build plus proprietary diagnostic components explicitly.
+# NVIDIA DCGM (Data Center GPU Manager).
+# Validate uses dcgmi diagnostics; Burn uses dcgmproftester as the official
+# NVIDIA max-compute recipe. The smoketest/runtime contract treats
+# dcgmproftester as required in the LiveCD.
+# DCGM 4 is packaged per CUDA major. The image ships NVIDIA driver 590 with
+# CUDA 13 userspace, so install the CUDA 13 build plus proprietary components
+# explicitly.
 datacenter-gpu-manager-4-cuda13=1:%%DCGM_VERSION%%
 datacenter-gpu-manager-4-proprietary=1:%%DCGM_VERSION%%
 datacenter-gpu-manager-4-proprietary-cuda13=1:%%DCGM_VERSION%%

iso/builder/config/package-lists/bee.list.chroot

@@ -60,6 +60,8 @@ qrencode
 # Local desktop (openbox + chromium kiosk)
 openbox
 tint2
+feh
+python3-pil
 xorg
 xterm
 chromium

iso/builder/smoketest.sh

@@ -52,6 +52,31 @@ else
     fail "nvidia-smi: NOT FOUND"
 fi
 
+if p=$(PATH="/usr/local/bin:$PATH" command -v dcgmi 2>/dev/null); then
+    ok "dcgmi found: $p"
+else
+    fail "dcgmi: NOT FOUND"
+fi
+
+if p=$(PATH="/usr/local/bin:$PATH" command -v nv-hostengine 2>/dev/null); then
+    ok "nv-hostengine found: $p"
+else
+    fail "nv-hostengine: NOT FOUND"
+fi
+
+DCGM_PROFTESTER=""
+for tool in dcgmproftester dcgmproftester13 dcgmproftester12 dcgmproftester11; do
+    if p=$(PATH="/usr/local/bin:$PATH" command -v "$tool" 2>/dev/null); then
+        DCGM_PROFTESTER="$p"
+        break
+    fi
+done
+if [ -n "$DCGM_PROFTESTER" ]; then
+    ok "dcgmproftester found: $DCGM_PROFTESTER"
+else
+    fail "dcgmproftester: NOT FOUND"
+fi
+
 for tool in bee-gpu-burn bee-john-gpu-stress bee-nccl-gpu-stress all_reduce_perf; do
     if p=$(PATH="/usr/local/bin:$PATH" command -v "$tool" 2>/dev/null); then
         ok "$tool found: $p"
@@ -60,6 +85,12 @@ for tool in bee-gpu-burn bee-john-gpu-stress bee-nccl-gpu-stress all_reduce_perf
     fi
 done
 
+if p=$(PATH="/usr/local/bin:$PATH" command -v nvbandwidth 2>/dev/null); then
+    ok "nvbandwidth found: $p"
+else
+    warn "nvbandwidth: NOT FOUND"
+fi
+
 echo ""
 echo "-- NVIDIA modules --"
 KO_DIR="/usr/local/lib/nvidia"

iso/overlay/etc/systemd/system/bee-boot-status.service

@@ -0,0 +1,18 @@
+[Unit]
+Description=Bee: boot status display
+After=systemd-user-sessions.service
+Before=getty@tty1.service
+
+[Service]
+Type=oneshot
+RemainAfterExit=no
+ExecStart=/usr/local/bin/bee-boot-status
+TTYPath=/dev/tty1
+StandardInput=tty
+StandardOutput=tty
+StandardError=tty
+TTYReset=yes
+TTYVHangup=yes
+
+[Install]
+WantedBy=multi-user.target

iso/overlay/etc/systemd/system/getty@tty1.service.d/wait-bee.conf

@@ -0,0 +1,2 @@
+[Unit]
+After=bee-boot-status.service

iso/overlay/etc/systemd/system/lightdm.service.d/bee-display-mode.conf

@@ -1,6 +1,4 @@
 [Unit]
-Wants=bee-preflight.service
-After=bee-preflight.service
 
 [Service]
 ExecStartPre=/usr/local/bin/bee-display-mode

iso/overlay/usr/local/bin/bee-boot-status

@@ -0,0 +1,89 @@
+#!/bin/sh
+# bee-boot-status — boot progress display on tty1.
+# Shows live service status until all bee services are done or failed,
+# then exits so getty can show the login prompt.
+
+CRITICAL="bee-preflight bee-nvidia bee-audit"
+ALL="bee-sshsetup ssh bee-network bee-nvidia bee-preflight bee-audit bee-web"
+
+svc_state() { systemctl is-active "$1.service" 2>/dev/null || echo "inactive"; }
+
+svc_icon() {
+    case "$(svc_state "$1")" in
+        active)       printf '\033[32m[  OK  ]\033[0m' ;;
+        failed)       printf '\033[31m[ FAIL ]\033[0m' ;;
+        activating)   printf '\033[33m[  ..  ]\033[0m' ;;
+        deactivating) printf '\033[33m[ stop ]\033[0m' ;;
+        inactive)     printf '\033[90m[      ]\033[0m' ;;
+        *)            printf '\033[90m[  ?   ]\033[0m' ;;
+    esac
+}
+
+svc_detail() {
+    local svc="$1" state
+    state="$(svc_state "$svc")"
+    case "$state" in
+        failed)
+            local res
+            res="$(systemctl show -p Result "$svc.service" 2>/dev/null | cut -d= -f2)"
+            [ -n "$res" ] && [ "$res" != "success" ] && printf '  \033[31m(%s)\033[0m' "$res"
+            ;;
+        activating)
+            local line
+            line="$(journalctl -u "$svc.service" -n 1 --no-pager --output=cat 2>/dev/null | cut -c1-55)"
+            [ -n "$line" ] && printf '  \033[90m%s\033[0m' "$line"
+            ;;
+    esac
+}
+
+all_critical_done() {
+    for svc in $CRITICAL; do
+        case "$(svc_state "$svc")" in
+            active|failed|inactive) ;;
+            *) return 1 ;;
+        esac
+    done
+    return 0
+}
+
+while true; do
+    # move to top-left and clear screen
+    printf '\033[H\033[2J'
+
+    printf '\n'
+    printf '  \033[33m███████╗ █████╗ ███████╗██╗   ██╗      ██████╗ ███████╗███████╗\033[0m\n'
+    printf '  \033[33m██╔════╝██╔══██╗██╔════╝╚██╗ ██╔╝      ██╔══██╗██╔════╝██╔════╝\033[0m\n'
+    printf '  \033[33m█████╗  ███████║███████╗ ╚████╔╝ █████╗██████╔╝█████╗  █████╗\033[0m\n'
+    printf '  \033[33m██╔══╝  ██╔══██║╚════██║  ╚██╔╝  ╚════╝██╔══██╗██╔══╝  ██╔══╝\033[0m\n'
+    printf '  \033[33m███████╗██║  ██║███████║   ██║         ██████╔╝███████╗███████╗\033[0m\n'
+    printf '  \033[33m╚══════╝╚═╝  ╚═╝╚══════╝   ╚═╝         ╚═════╝ ╚══════╝╚══════╝\033[0m\n'
+    printf '  Hardware Audit LiveCD\n'
+    printf '\n'
+
+    for svc in $ALL; do
+        printf '  %s  %-20s%s\n' "$(svc_icon "$svc")" "$svc" "$(svc_detail "$svc")"
+    done
+    printf '\n'
+
+    # Network
+    ips="$(ip -4 addr show scope global 2>/dev/null | awk '/inet /{printf "  %-16s %s\n", $NF, $2}')"
+    if [ -n "$ips" ]; then
+        printf '  \033[1mNetwork:\033[0m\n'
+        printf '%s\n' "$ips"
+        printf '\n'
+    fi
+
+    if all_critical_done; then
+        printf '  \033[1;32mSystem ready.\033[0m  Audit is running in the background.\n'
+        first_ip="$(ip -4 addr show scope global 2>/dev/null | awk '/inet /{print $2}' | cut -d/ -f1 | head -1)"
+        if [ -n "$first_ip" ]; then
+            printf '  Web UI: \033[1mhttp://%s/\033[0m\n' "$first_ip"
+        fi
+        printf '\n'
+        sleep 3
+        break
+    fi
+
+    printf '  \033[90mStarting up...\033[0m\n'
+    sleep 3
+done

iso/overlay/usr/local/bin/bee-openbox-session

@@ -7,16 +7,24 @@ xset s off
 xset -dpms
 xset s noblank
 
+# Set desktop background.
+if [ -f /usr/share/bee/wallpaper.png ]; then
+    feh --bg-fill /usr/share/bee/wallpaper.png
+else
+    xsetroot -solid '#f6c90e'
+fi
+
 tint2 &
 
-# Wait up to 120s for bee-web to bind. The web server starts immediately now
-# (audit is deferred), so this should succeed in a few seconds on most hardware.
-i=0
-while [ $i -lt 120 ]; do
-    if curl -sf http://localhost/healthz >/dev/null 2>&1; then break; fi
+# Wait up to 60s for bee-web before opening Chromium.
+# Without this Chromium gets connection-refused and shows a blank page.
+_i=0
+while [ $_i -lt 60 ]; do
+    curl -sf http://localhost/healthz >/dev/null 2>&1 && break
     sleep 1
-    i=$((i+1))
+    _i=$((_i+1))
 done
+unset _i
 
 chromium \
     --disable-infobars \
@@ -24,7 +32,8 @@ chromium \
     --no-first-run \
     --disable-session-crashed-bubble \
     --disable-features=TranslateUI \
+    --user-data-dir=/tmp/bee-chrome \
     --start-maximized \
-    http://localhost/ &
+    http://localhost/loading &
 
 exec openbox