https://github.com/cernceph/ceph-scripts/blob/master/tools/upmap/upmap-rema…
^^ that can help.
Best to try it on a test cluster first to see how it works before going ahead.
-- dan
On Wed, Mar 4, 2020 at 11:05 AM Stefan Priebe - Profihost AG
<s.priebe(a)profihost.ag> wrote:
>
> Hello,
>
> is there any way to switch to pg_upmap without triggering heavy
> rebalancing two times?
>
> 1.) happens at:
> ceph osd crush weight-set rm-compat
>
> 2.) happens after running the balancer in pg_upmap mode
>
> Greets,
> Stefan
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