[Lustre-discuss] 1.8.1.1 -> 1.8.3 upgrade questions

[Andreas Dilger]

On 2010-05-25, at 09:01, Gustavsson, Mathias wrote:
> We tried to do a 1.8.1.1 to 1.8.3 version upgrade this weekend, but we got i/o error on all of our old file systems (created ~4 years ago), we have a more recently created filesystem (only a couple of moths old) and that was fine.
> This was in the log of the active mds, i couldn't find anything related in the log of the client at the time.
> 
> May 22 14:16:28 semldxlucky kernel: LustreError: 2664:0:(mds_open.c:441:mds_create_objects()) error creating objects for inode 841541: rc = -5
> May 22 14:16:28 semldxlucky kernel: LustreError: 2664:0:(mds_open.c:826:mds_finish_open()) mds_create_objects: rc = -5
> May 22 14:16:38 semldxlucky kernel: LustreError: 2648:0:(mds_open.c:441:mds_create_objects()) error creating objects for inode 841541: rc = -5
> May 22 14:16:38 semldxlucky kernel: LustreError: 2648:0:(mds_open.c:441:mds_create_objects()) Skipped 1 previous similar message
> May 22 14:16:38 semldxlucky kernel: LustreError: 2648:0:(mds_open.c:826:mds_finish_open()) mds_create_objects: rc = -5
> May 22 14:16:38 semldxlucky kernel: LustreError: 2648:0:(mds_open.c:826:mds_finish_open()) Skipped 1 previous similar message
> 
> MDS + OSS's version : CentOS 5.4 and lustre version 1.8.1.1 
> Clients version : CentOS 4.8 and lustre version 1.6.7.2

This is really a problem between the MDS and the OSS.  Is there anything in the OSS logs?

Cheers, Andreas
--
Andreas Dilger
Lustre Technical Lead
Oracle Corporation Canada Inc.