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How to Avoid MySQL Service Being Killed by Out-of-Memory (OOM) Killer on Linux (Doc ID 1548124.1)

Last updated on JUNE 16, 2023

Applies to:

MySQL Server - Version 5.0 and later
MySQL Cluster - Version 7.1 and later
Information in this document applies to any platform.


How to avoid MySQL getting killed by the Out-of-Memory (OOM) killer on Linux.

Example of issue:

Mysqld restarts periodically by mysqld_safe but no errors in mysql error log just message that mysqld_safe restarted mysqld. Caused by Linux Out Memory Killer killing mysqld process.
Can be verified by the examining system logs. Entries like below:


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