Aikesheng Open Source Community
May 25, 2022 · Operations
Diagnosing High CPU Load Caused by Frequent Short‑Lived Processes in a MongoDB Environment Using execsnoop
The article describes how a MongoDB test environment on a single VM experienced persistent high CPU load despite low visible QPS, how the root cause was traced to thousands of short‑lived processes spawned by Zabbix monitoring, and how execsnoop was used to identify and eliminate the offending processes.
CPU LoadMongoDBZabbix
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