Change oom_adj for dedicated mysql server processes
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	jcrespo
	Aug 4 2017, 8:55 AM

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In the small chance there is something else running on a mysql server, kill it first when memory is about to be exahusted. This is something that probably can be done on packaging with systemd very easily.

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	Subject	Repo	Branch	Lines +/-
	Set OOM_adj to -500 for mariadb- WMF package is normally dedicated	operations/software	master	+2 -2

Customize query in gerrit

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jcrespo created this task.Aug 4 2017, 8:55 AM

Restricted Application added a subscriber: Aklapper. · View Herald TranscriptAug 4 2017, 8:55 AM

Low, but it will probably be done at some point (on the next mariadb package)

greg added a project: Wikimedia-Incident.Aug 4 2017, 9:18 PM

greg moved this task from Active investigation to Follow-up prevention on the Wikimedia-Incident board.

Marostegui moved this task from Triage to Backlog on the DBA board.Aug 7 2017, 4:56 AM

Change 371448 had a related patch set uploaded (by Jcrespo; owner: Jcrespo):
[operations/software@master] Set OOM_adj to -500 for mariadb- WMF package is normally dedicated

https://gerrit.wikimedia.org/r/371448

gerritbot added a project: Patch-For-Review.Aug 11 2017, 7:30 AM

Change 371448 merged by Jcrespo:
[operations/software@master] Set OOM_adj to -500 for mariadb- WMF package is normally dedicated

https://gerrit.wikimedia.org/r/371448

After those patches, is this considered done?

yes, but it should be increased for other packages, as it will not take real effect anyway.

Krinkle edited projects, added Sustainability (Incident Followup); removed Wikimedia-Incident.Apr 28 2020, 9:51 PM

Change oom_adj for dedicated mysql server processesClosed, ResolvedPublicActions

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Change oom_adj for dedicated mysql server processes
Closed, ResolvedPublic
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