OSDs journal writes and can ACK before writeback finishes. But the journal is still stable storage. I'm not aware of anything important that is ACK'd while only in RAM. On Wed, Dec 7, 2022 at 1:08 PM Charles Hedrick <hedrick@xxxxxxxxxxx> wrote: > > I believe asynchronous operations are used for some operations in cephfs. That means the server acknowledges before data has been written to stable storage. Does that mean there are failure scenarios when a write or close will return an error? fail silently? > > _______________________________________________ > ceph-users mailing list -- ceph-users@xxxxxxx > To unsubscribe send an email to ceph-users-leave@xxxxxxx _______________________________________________ ceph-users mailing list -- ceph-users@xxxxxxx To unsubscribe send an email to ceph-users-leave@xxxxxxx