Hello, On Wed, 1 Jul 2015 15:24:13 +0000 Somnath Roy wrote:
> It doesn't matter, I think filestore_xattr_use_omap is a 'noop' and not > used in the Hammer. > Then what was this functionality replaced with, esp. considering EXT4 based OSDs? Chibi > Thanks & Regards > Somnath > > -----Original Message----- > From: ceph-users [mailto:ceph-users-boun...@lists.ceph.com] On Behalf Of > Adam Tygart Sent: Wednesday, July 01, 2015 8:20 AM > To: Ceph Users > Subject: [ceph-users] xattrs vs omap > > Hello all, > > I've got a coworker who put "filestore_xattr_use_omap = true" in the > ceph.conf when we first started building the cluster. Now he can't > remember why. He thinks it may be a holdover from our first Ceph cluster > (running dumpling on ext4, iirc). > > In the newly built cluster, we are using XFS with 2048 byte inodes, > running Ceph 0.94.2. It currently has production data in it. > > From my reading of other threads, it looks like this is probably not > something you want set to true (at least on XFS), due to performance > implications. Is this something you can change on a running cluster? Is > it worth the hassle? > > Thanks, > Adam > _______________________________________________ > ceph-users mailing list > ceph-users@lists.ceph.com > http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com > > ________________________________ > > PLEASE NOTE: The information contained in this electronic mail message > is intended only for the use of the designated recipient(s) named above. > If the reader of this message is not the intended recipient, you are > hereby notified that you have received this message in error and that > any review, dissemination, distribution, or copying of this message is > strictly prohibited. If you have received this communication in error, > please notify the sender by telephone or e-mail (as shown above) > immediately and destroy any and all copies of this message in your > possession (whether hard copies or electronically stored copies). > > _______________________________________________ > ceph-users mailing list > ceph-users@lists.ceph.com > http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com > -- Christian Balzer Network/Systems Engineer ch...@gol.com Global OnLine Japan/Fusion Communications http://www.gol.com/ _______________________________________________ ceph-users mailing list ceph-users@lists.ceph.com http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com
