On Wed, 27 Jun 2018, Matthew Vernon said: > Hi, > > On 27/06/18 11:18, Thomas Bennett wrote: > > > We have a particular use case that we know that we're going to be > > writing lots of objects (up to 3 million) into a bucket. To take > > advantage of sharding, I'm wanting to shard buckets, without the > > performance hit of resharding. > > I assume you're running Jewel (Luminous has dynamic resharding); you can > set rgw_override_bucket_index_max_shards = X in your ceph.conf, which > will cause all new buckets to have X shards for the indexes. > > HTH, > > Matthew But watch out if you are running Luminous - manual and automatic resharding breaks if you have versioning or lifecycles on your bucket. Fix in next stable release 12.2.6 apparently. http://lists.ceph.com/pipermail/ceph-users-ceph.com/2018-January/023968.html http://tracker.ceph.com/issues/23886 Sean _______________________________________________ ceph-users mailing list ceph-users@xxxxxxxxxxxxxx http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com