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Hardware Health

Hardware Health shows a deeper physical picture of a single device — beyond CPU and memory, it covers disk wear, temperatures, GPU/motherboard/BIOS/TPM identity, and battery condition.

Every device gets an at-a-glance status: Healthy, Warning, Critical Load, Storage critical, Overheating, On Battery, Low Battery, or Offline. It’s derived from CPU/memory thresholds, the storage-health assessment of each drive (see Storage Health), thermal readings, and (where present) UPS status — whichever condition is worst wins. A drive Guardian could not read does not change the colour either way.

If Guardian’s predictive engine has flagged a likely upcoming failure for the device, a banner appears at the top with a link to order a replacement.

The Run Diagnostic button queues a fresh hardware scan for your currently online devices, not only the one selected. Results — including updated S.M.A.R.T. and thermal data — typically appear within about 30 seconds.

  • Processor — core count, current load, and uptime
  • Memory — total, used, and free RAM
  • PowerSense (UPS), RPC Node Sync, and Link Latency — shown only when the device reports that kind of data
  • Storage health — each drive’s state, the evidence behind it, the readings the drive reported, performance, history and self-tests. See Storage Health. The earlier 0-100 “health percentage” is gone: it was a Guardian-made score, not something the drive reported.
  • GPU / Motherboard / BIOS / TPM — hardware identity, collected once every scan cycle
  • Thermal sensors — per-zone temperature and status
  • Network interfaces — bytes sent/received per interface
  • Battery — charge percentage, charging state, and cycle count, for devices that have one

S.M.A.R.T. data requires direct access to the underlying disk device, so it may be unavailable when the agent runs inside a container or without elevated privileges.