fix(amd-stress): include VRAM load in GST burn

audit/internal/platform/sat.go

@@ -146,28 +146,36 @@ func (s *System) RunAMDStressPack(ctx context.Context, baseDir string, durationS
 	if err := ensureAMDRuntimeReady(); err != nil {
 		return "", err
 	}
-	// Write RVS GST config to a temp file
-	rvsCfg := fmt.Sprintf(`actions:
+	// Enable copy_matrix so the same GST run drives VRAM traffic in addition to compute.
+	rvsCfg := amdStressRVSConfig(seconds)
+	cfgFile := "/tmp/bee-amd-gst.conf"
+	_ = os.WriteFile(cfgFile, []byte(rvsCfg), 0644)
+
+	return runAcceptancePackCtx(ctx, baseDir, "gpu-amd-stress", amdStressJobs(seconds, cfgFile), logFunc)
+}
+
+func amdStressRVSConfig(seconds int) string {
+	return fmt.Sprintf(`actions:
 - name: gst_stress
   device: all
   module: gst
   parallel: true
   duration: %d
-  copy_matrix: false
+  copy_matrix: true
   target_stress: 90
   matrix_size_a: 8640
   matrix_size_b: 8640
   matrix_size_c: 8640
 `, seconds*1000)
-	cfgFile := "/tmp/bee-amd-gst.conf"
-	_ = os.WriteFile(cfgFile, []byte(rvsCfg), 0644)
+}
 
-	return runAcceptancePackCtx(ctx, baseDir, "gpu-amd-stress", []satJob{
+func amdStressJobs(seconds int, cfgFile string) []satJob {
+	return []satJob{
 		{name: "01-rocm-smi.log", cmd: []string{"rocm-smi"}},
 		{name: "02-rocm-bandwidth-test.log", cmd: []string{"rocm-bandwidth-test"}},
 		{name: fmt.Sprintf("03-rvs-gst-%ds.log", seconds), cmd: []string{"rvs", "-c", cfgFile}},
 		{name: fmt.Sprintf("04-rocm-smi-after.log"), cmd: []string{"rocm-smi", "--showtemp", "--showpower", "--csv"}},
-	}, logFunc)
+	}
 }
 
 // ListNvidiaGPUs returns GPUs visible to nvidia-smi.

audit/internal/platform/sat_test.go

@@ -5,6 +5,7 @@ import (
 	"os"
 	"os/exec"
 	"path/filepath"
+	"strings"
 	"testing"
 )
 
@@ -38,6 +39,36 @@ func TestRunNvidiaAcceptancePackIncludesGPUStress(t *testing.T) {
 	}
 }
 
+func TestAMDStressConfigEnablesVRAMTraffic(t *testing.T) {
+	t.Parallel()
+
+	cfg := amdStressRVSConfig(123)
+	if !strings.Contains(cfg, "copy_matrix: true") {
+		t.Fatalf("config missing VRAM copy path:\n%s", cfg)
+	}
+	if !strings.Contains(cfg, "duration: 123000") {
+		t.Fatalf("config missing millisecond duration:\n%s", cfg)
+	}
+}
+
+func TestAMDStressJobsIncludeBandwidthAndGST(t *testing.T) {
+	t.Parallel()
+
+	jobs := amdStressJobs(300, "/tmp/test-amd-gst.conf")
+	if len(jobs) != 4 {
+		t.Fatalf("jobs=%d want 4", len(jobs))
+	}
+	if got := jobs[1].cmd[0]; got != "rocm-bandwidth-test" {
+		t.Fatalf("jobs[1]=%q want rocm-bandwidth-test", got)
+	}
+	if got := jobs[2].cmd[0]; got != "rvs" {
+		t.Fatalf("jobs[2]=%q want rvs", got)
+	}
+	if got := jobs[2].cmd[2]; got != "/tmp/test-amd-gst.conf" {
+		t.Fatalf("jobs[2] cfg=%q want /tmp/test-amd-gst.conf", got)
+	}
+}
+
 func TestNvidiaSATJobsUseEnvOverrides(t *testing.T) {
 	t.Setenv("BEE_GPU_STRESS_SECONDS", "9")
 	t.Setenv("BEE_GPU_STRESS_SIZE_MB", "96")

audit/internal/webui/pages.go

@@ -598,7 +598,7 @@ func renderBurn() string {
 <button class="btn btn-primary" onclick="runBurnIn('cpu')">&#9654; Start CPU Stress</button>
 </div></div>
 <div class="card"><div class="card-head">AMD GPU Stress</div><div class="card-body">
-<p style="color:var(--muted);font-size:12px;margin-bottom:8px">Requires ROCm tools (rocm-bandwidth-test). Missing tools reported as UNSUPPORTED.</p>
+<p style="color:var(--muted);font-size:12px;margin-bottom:8px">Runs ROCm compute stress together with VRAM copy/load activity via RVS GST and records a separate <code>rocm-bandwidth-test</code> snapshot. Missing tools reported as UNSUPPORTED.</p>
 <button id="sat-btn-amd-stress" class="btn btn-primary" onclick="runBurnIn('amd-stress')">&#9654; Start AMD Stress</button>
 </div></div>
 <div class="card"><div class="card-head">Memory Stress</div><div class="card-body">