Tags
Tagged with chkservd
- 15 min readoperationsinfrastructure
86 CPU spikes in 24 hours: a multi-cause cascade postmortem
A cPanel server fired 86 ChkServd CPU alerts in one day. Four root causes were amplifying each other. The triage, the order of fixes, and the lessons.
- 12 min readinfrastructureoperations
cPanel disk full at 96 percent: the backup retention trap
A postmortem on a cPanel /home at 96 percent, why 7 backup sets ate 331GB, the safe-deletion order, and the WHM retention that stops the cascade.
- 12 min readdatabaseoperations
MySQL OOM on cPanel: diagnosing innodb_buffer_pool_size
A 2026 postmortem on MySQL OOM on cPanel: ChkServd alerts, the InnoDB buffer pool error, the math behind safe sizing, and the fix flow we ship.
- 3 min readoperationsinfrastructure
ChkServd alert field guide: reading cPanel service alerts
Decode the chkservd alert subject lines and bodies cPanel sends when a service flaps, with notes on common false positives and how to tune sensitivity.