So only the ceph-mds is affected? Let's say if we have mons and osds on 10.2.8 and the MDS on 10.2.6 or 10.2.7 we would be "safe"? I'm asking since we need to add new storage nodes to our production cluster. Best, Martin On Wed, Jul 12, 2017 at 10:44 PM, Patrick Donnelly <pdonnell@xxxxxxxxxx> wrote: > On Wed, Jul 12, 2017 at 11:31 AM, Dan van der Ster <dan@xxxxxxxxxxxxxx> wrote: >> On Wed, Jul 12, 2017 at 5:51 PM, Abhishek L >> <abhishek.lekshmanan@xxxxxxxxx> wrote: >>> On Wed, Jul 12, 2017 at 9:13 PM, Xiaoxi Chen <superdebuger@xxxxxxxxx> wrote: >>>> +However, it also introduced a regression that could cause MDS damage. >>>> +Therefore, we do *not* recommend that Jewel users upgrade to this version - >>>> +instead, we recommend upgrading directly to v10.2.9 in which the regression is >>>> +fixed. >>>> >>>> It looks like this version is NOT production ready. Curious why we >>>> want a not-recwaended version to be released? >>> >>> We found a regression in MDS right after packages were built, and the release >>> was about to be announced. This is why we didn't announce the release. >>> We're currently running tests after the fix for MDS was merged. >>> >>> So when we do announce the release we'll announce 10.2.9 so that users >>> can upgrade from 10.2.7->10.2.9 >> >> Suppose some users already upgraded their CephFS to 10.2.8 -- what is >> the immediate recommended course of action? Downgrade or wait for the >> 10.2.9 ? > > I'm not aware of or see any changes that would make downgrading back > to 10.2.7 a problem but the safest thing to do would be to replace the > v10.2.8 ceph-mds binaries with the v10.2.7 binary. If that's not > practical, I would recommend a cluster-wide downgrade to 10.2.7. > > -- > Patrick Donnelly > _______________________________________________ > ceph-users mailing list > ceph-users@xxxxxxxxxxxxxx > http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com _______________________________________________ ceph-users mailing list ceph-users@xxxxxxxxxxxxxx http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com
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