Re: should I increase the amount of PGs?

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No, increasing num PGs won't help substantially.

Can you share the entire output of ceph osd df tree ?

Did you already set

  ceph config set mgr mgr/balancer/upmap_max_deviation 1


??
And I recommend debug_mgr 4/5 so you can see some basic upmap balancer
logging.

.. Dan






On Sat, Mar 13, 2021, 3:49 PM Boris Behrens <bb@xxxxxxxxx> wrote:

> Hello people,
>
> I am still struggeling with the balancer
> (https://www.mail-archive.com/ceph-users@xxxxxxx/msg09124.html)
> Now I've read some more and might think that I do not have enough PGs.
> Currently I have 84OSDs and 1024PGs for the main pool (3008 total). I
> have the autoscaler enabled, but I doesn't tell me to increase the
> PGs.
>
> What do you think?
>
> --
> Die Selbsthilfegruppe "UTF-8-Probleme" trifft sich diesmal abweichend
> im groüen Saal.
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>
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