Hi, After some load HDD's will be not perform well. You should move block.db's to NVMe for avoid database vacuuming problems k Sent from my iPhone > On 26 Apr 2022, at 13:58, Boris Behrens <bb@xxxxxxxxx> wrote: > > The cluster contains 12x8TB OSDs without any SSDs as cache _______________________________________________ ceph-users mailing list -- ceph-users@xxxxxxx To unsubscribe send an email to ceph-users-leave@xxxxxxx