[nova] nova hypervisor oom killed some openstack guest

hai wu haiwu.us at gmail.com
Wed Jul 20 22:17:56 UTC 2022

Is there any configuration file that is needed to ensure guest domains
are under systemd machine.slice? not seeing anything under
machine.slice ..

On Wed, Jul 20, 2022 at 3:33 PM Dmitriy Rabotyagov
<noonedeadpunk at gmail.com> wrote:
> I believe you can decrease OOMScoreAdjust for systemd machines.slice, under which guest domains are to reduce chances of oom killing them.
> ср, 20 июл. 2022 г., 21:52 hai wu <haiwu.us at gmail.com>:
>> nova hypervisor sometimes oom would kill some openstack guests.
>> Is it possible to not allow kernel to oom kill any openstack guests?
>> ram is not oversubscribed much ..

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