> On 12 Dec 2016, at 07:59, Wido den Hollander <wido@xxxxxxxx> wrote: > > As David already said, when all OSDs are up and in for a PG Ceph will wait for ALL OSDs to Ack the write. Writes in RADOS are always synchronous. Apologies, I missed that. Clearly I’ve been misunderstanding min_size for a while then: thanks for clearing it up. For most use size=3 cases it seems sensible to set it at 2 rather than 1. Oliver. _______________________________________________ ceph-users mailing list ceph-users@xxxxxxxxxxxxxx http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com
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