[ceph-users] Re: Balancer blocked as autoscaler not acting on scaling change

2023-10-04 Thread Joachim Kraftmayer - ceph ambassador
Hi, we have often seen strange behavior and also interesting pg targets from pg_autoscaler in the last years. That's why we disable it globally. The commands: ceph osd reweight-by-utilization ceph osd test-reweight-by-utilization are from the time before the upmap balancer was introduced and di

[ceph-users] Re: Balancer blocked as autoscaler not acting on scaling change

2023-10-04 Thread Eugen Block
Hi, you could change the target_max_misplaced_ratio to 1, the balancer has a default 5% ratio of misplaced objects, see [1] for more information: ceph config get mgr target_max_misplaced_ratio 0.05 [1] https://docs.ceph.com/en/latest/rados/operations/balancer/#throttling Zitat von b...@

[ceph-users] Re: Balancer blocked as autoscaler not acting on scaling change

2023-09-26 Thread Anthony D'Atri
Note that this will adjust override reweight values, which will conflict with balancer upmaps. > On Sep 26, 2023, at 3:51 AM, c...@elchaka.de wrote: > > Hi an idea is to see what > > Ceph osd test-reweight-by-utilization > shows. > If it looks usefull you can run the above command without "

[ceph-users] Re: Balancer blocked as autoscaler not acting on scaling change

2023-09-26 Thread ceph
Hi an idea is to see what Ceph osd test-reweight-by-utilization shows. If it looks usefull you can run the above command without "test" Hth Mehmet Am 22. September 2023 11:22:39 MESZ schrieb b...@sanger.ac.uk: >Hi Folks, > >We are currently running with one nearfull OSD and 15 nearfull pools.