We have also got unrecoverable XFS errors with bcache. Our expereince is that SSD journals provide about the same performance benefit (some times better) than bcache. SSD journals are easier to set up.
On Fri, Oct 3, 2014 at 5:04 AM, Vladislav Gorbunov <[email protected]> wrote: > >Has anyone tried using bcache of dm-cache with ceph? > I'm tested lvmcache (based on dm-cache) with ceph 0.80.5 on CentOS 7. > Got unrecoverable error with xfs and total lost osd server. > > > _______________________________________________ > ceph-users mailing list > [email protected] > http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com > >
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