Re: Invoke OOM killer - Mailing list pgsql-admin

From Ron
Subject Re: Invoke OOM killer
Date
Msg-id c20e92f0-07c7-6ad0-f802-61158526bb51@gmail.com
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In response to Invoke OOM killer  (kaido vaikla <kaido.vaikla@gmail.com>)
List pgsql-admin
On 7/6/23 11:27, kaido vaikla wrote:
Hi, 

How to invoke OOM killer for pg process?
Some easy "hack" for test purpose.

OS
Rocky Linux release 9.2 (Blue Onyx)
pg
15.2

https://www.percona.com/blog/out-of-memory-killer-or-savior/

I'd run "wapoff -a", set vm.overcommit_memory=2, and then run a simple C program that mallocs a lot of memory, mlocks it and then fills it with FF bits.

--
Born in Arizona, moved to Babylonia.

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