Re: [Ceph-Users] Upgrade Path to Hammer

[Gregory Farnum <gfarnum@xxxxxxxxxx>]

As that ticket indicates, older versions of the code didn't create the backtraces, so obviously they aren't present. That certainly includes Dumpling!

-Greg

On Monday, December 7, 2015, Shinobu Kinjo <skinjo@xxxxxxxxxx> wrote:

Hello,

Have any of you tried to upgrade the Ceph cluster through the following upgrade path.

Dumpling -> Firefly -> Hammer
 * Each version is newest.

After upgrading from Dumpling, Firefly to Hammer following this:

http://docs.ceph.com/docs/master/install/upgrading-ceph/

I ended up with hitting ""warnings"" reported on:

http://tracker.ceph.com/issues/12715

mds.0 [ERR] bad backtrace on dir ino 600
mds.0 [ERR] bad backtrace on dir ino 601
mds.0 [ERR] bad backtrace on dir ino 602
mds.0 [ERR] bad backtrace on dir ino 603
mds.0 [ERR] bad backtrace on dir ino 604
mds.0 [ERR] bad backtrace on dir ino 605
mds.0 [ERR] bad backtrace on dir ino 606
mds.0 [ERR] bad backtrace on dir ino 607
mds.0 [ERR] bad backtrace on dir ino 608
mds.0 [ERR] bad backtrace on dir ino 609

If I've missed anything, point it out to me.

 Shinobu
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