Mikhail Chusavitin 05c1fde233 Warn on PCIe link speed degradation and collect lspci -vvv in techdump ...

- collector/pcie: add applyPCIeLinkSpeedWarning that sets status=Warning
  and ErrorDescription when current link speed is below maximum negotiated
  speed (e.g. Gen1 running on a Gen5 slot)
- collector/pcie: add pcieLinkSpeedRank helper for Gen string comparison
- collector/pcie_filter_test: cover degraded and healthy link speed cases
- platform/techdump: collect lspci -vvv → lspci-vvv.txt for LnkCap/LnkSta

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

2026-04-12 12:42:17 +03:00

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