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| -rw-r--r-- | prompts/skills/f3s/references/storage/troubleshooting.md | 33 |
1 files changed, 26 insertions, 7 deletions
diff --git a/prompts/skills/f3s/references/storage/troubleshooting.md b/prompts/skills/f3s/references/storage/troubleshooting.md index 87951fa..7f7adfd 100644 --- a/prompts/skills/f3s/references/storage/troubleshooting.md +++ b/prompts/skills/f3s/references/storage/troubleshooting.md @@ -108,10 +108,28 @@ improving cooling did. ### Beelink S12 Pro specifics -- Small enclosure with passive/minimal cooling — heat accumulates fast under sustained load -- N100 CPU: normal idle ~40–55 °C; warn >70 °C idle; critical >85 °C under load -- NVMe sits close to CPU — both heat each other in the small chassis -- Enclosure gets hot to the touch before temps fully register in software +The S12 Pro has an **active cooler** (fan + copper heat pipe), not purely passive. +Intel N100 TJmax is **105 °C**; hardware throttling begins around 100 °C. + +Observed ranges (coretemp per-core die temps via `sysctl dev.cpu | grep temperature`): + +| Scenario | Expected | Action | +|----------|----------|--------| +| True idle (no VMs, no ZFS activity) | 35–50 °C | — | +| Moderate sustained load (k3s + bhyve + ZFS) | 55–75 °C | Normal for f0–f2 | +| Heavy load (Prime95 / scrub + rsync + repl) | 75–96 °C | Occasional throttling is OK short-term | +| **>80 °C at moderate load** | — | **Investigate**: dust, airflow, thermal paste | +| **>90 °C sustained** | — | **Stop I/O workloads, inspect hardware** | +| >100 °C | — | Hardware thermal throttle active; shut down | + +Real-world observations (2026-05-17, post-reboot, k3s + bhyve running): +- f3 (light load, no k3s): 43–44 °C — reference baseline +- f0 (after drive reseat + cleaning): 64–66 °C — healthy +- f1 (full k3s + ZFS): 76–77 °C — elevated but within range +- f2 (full k3s + ZFS): 79–80 °C — near concern threshold; physical check recommended + +NVMe sits close to the CPU in the small chassis — both heat each other. +The enclosure gets hot to the touch before temps fully register in software. ### Cause and resolution (2026-05-16 f0) @@ -128,9 +146,10 @@ and ZFS txg sync times returned to normal. ### Remediation steps 1. SSH in and check temps: `kldload coretemp && sysctl dev.cpu | grep temperature` -2. If >80 °C: stop heavy I/O workloads to prevent thermal-induced ZFS errors -3. Physical: shut down, reseat NVMe, clean dust from vents, improve airflow -4. Persist coretemp: ensure `/boot/loader.conf` has `coretemp_load="YES"` +2. If >80 °C at moderate load: investigate airflow and dust first +3. If >90 °C sustained: stop heavy I/O workloads (`service zrepl stop`, cancel scrubs) +4. Physical: shut down, reseat NVMe, clean dust from vents, improve airflow +5. Persist coretemp: ensure `/boot/loader.conf` has `coretemp_load="YES"` ### Temperature monitoring |