Re: SPECIFYING EXPECTED POOL SIZE

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Thanks for answer.

For now my pool when I have disk of VMs

of PGs: 510

Optimal # of PGs is 256

Can I change the PGs from 510 to 256 ?


26.10.2021 12:21, Yury Kirsanov пишет:
Yes, you can, it will rescale PGs same way as autoscaler works. Also you
can change policy to start from low number of PGs.

Regards,
Yury.

On Tue, 26 Oct 2021, 20:20 Сергей Цаболов, <tsabolov@xxxxx> wrote:

Hello to community!

I need to advise about  SPECIFYING EXPECTED POOL SIZE
In the page
https://docs.ceph.com/en/latest/rados/operations/placement-groups/ I
found Part

SPECIFYING EXPECTED POOL SIZE and can to increase some of my pool to
have more of TB

command is ceph osd pool set mypool target_size_bytes 100T

But my question is can i set this command on pool when I have data (all
disk of VMs and is working now)?

Because on start of SPECIFYING EXPECTED POOL SIZE say about When a
cluster or pool is first created

Thank you.






   --
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Sergey TS
With Best Regard

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-------------------------
Sergey TS
With Best Regard

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To unsubscribe send an email to ceph-users-leave@xxxxxxx




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