Servers & Infrastructure
Power & UPS Troubleshooting
Browse issue-specific guidance for Power & UPS.
- Backups completing with warnings but not restorable
- Battery replacement date wrong in monitoring platform
- Battery replacement performed yet self-test continues to fail
- Dual-power server reboots when one PDU feed is intentionally disconnected
- Generator handoff succeeds for HVAC but server room UPS still alarms
- Generator test causes UPS transfer alarms on one rack
- Network UPS card reachable but SNMP monitoring dead
- PDU reboot sequence skips firewall appliance
- Power event logs show brief transfers to battery with no site outage
- Power monitoring dashboard misses alerts from one remote closet
- Rack PDU reports outlet on state while attached server remains off
- Shutdown clients receive UPS signal late causing application corruption risk
- UPS alerts but graceful shutdown never triggers
- UPS battery replaced but alert never cleared
- UPS email alerts stopped after SMTP certificate change
- UPS graceful shutdown script runs in test mode but not during utility loss
- UPS load percentage normal but inlet temperature spikes every afternoon
- UPS network card reachable but battery runtime graph flatlines
- UPS reports overload only during end-of-month batch processing
- UPS self test passes but runtime estimate wildly inaccurate