How much RAM do you have, and how many OSDs? This config should be considered close to the minimum: ceph config set osd osd_memory_target 1500000000 (1.5GB per OSD -- remember the default is 4GB per OSD) -- dan On Fri, Nov 6, 2020 at 11:52 AM Ml Ml <mliebherr99(a)googlemail.com> wrote: > > Hello List, > > i think 3 of 6 Nodes have to less memory. This triggers the effect, > that the nodes will swap a lot and almost kill themselfes. That > triggers OSDs to go down, which triggers a rebalance which does not > really help :D > > I already ordered more ram. Can i turn temporary down the RAM usage of > the OSDs to not get into that vicious cycle and just suffer small but > stable performance? > > This is ceph version 15.2.5 with bluestore. > > Thanks, > Michael > _______________________________________________ > ceph-users mailing list -- ceph-users(a)ceph.io > To unsubscribe send an email to ceph-users-leave(a)ceph.io