On Mon, Feb 3, 2020 at 1:09 AM Frank Schilder <frans@xxxxxx> wrote: > Fortunately, I had an opportunity to migrate the ceph fs. For anyone who starts new, I would recommend to have the 3-pool layout right from the beginning. Never use an EC pool as the default data pool. I would even make this statement a bit stronger in the ceph documentation: > > If erasure-coded pools are planned for the file system, it is usually better to use a replicated pool for the default data pool ... > > to, for example, > > If erasure-coded pools are planned for the file system, it is strongly recommended to use a replicated pool for the default data pool ... We're going even further by having the monitors warn you if you try to do this: https://tracker.ceph.com/issues/42450 Backports to Nautilus and Mimic are already in flight. -- Patrick Donnelly, Ph.D. He / Him / His Senior Software Engineer Red Hat Sunnyvale, CA GPG: 19F28A586F808C2402351B93C3301A3E258DD79D _______________________________________________ ceph-users mailing list -- ceph-users@xxxxxxx To unsubscribe send an email to ceph-users-leave@xxxxxxx