Oh damn, I'm always afraid of silent data corruptions due to bad harddisks. We also already had this issue, fortunately we found this disk before taking the system into production.
Will lustre-2.0 use the ZFS checksum feature? Thanks, Bernd On Wednesday 20 August 2008 19:08:34 Peter Jones wrote: > Hi there > > I got the following background information from Juergen Kreuels at SGI > > "It turned out that a bad disk ( which did NOT report itself as being > bad ) killed the lustre leading to data corruption due to inode areas on > that disk. > It was finally decided to remake the whole FS and only during that > action we finally ( after nearly 48 h ) found that bad drive. > > It had nothing to do with the lustre FS itself. Lustre had been the > victim of a HW failure on a Raid6 lun." > > I hope that this helps > > PJones > > Heiko Schroeter wrote: > > Hello list, > > > > does anyone has more background infos of what happened there ? > > > > Regards > > Heiko > > > > > > > > > > HLRN News > > --------- > > > > > > Since Mon Aug 18, 2008 12:00 HLRN-II complex Berlin is open for users, > > again. > > > > During the maintenance it turned out that the Lustre file system holding > > the users $WORK and $TMPDIR was damaged completely. > > The file system had to be reconstructed from scratch. All user data in > > $WORK are lost. > > > > We hope that this event remains an exception. SGI apologizes for this > > event. > > > > /Bka > > > > ======================================================================== > > This is an announcement for all HLRN Users > > _______________________________________________ > > Lustre-discuss mailing list > > [email protected] > > http://lists.lustre.org/mailman/listinfo/lustre-discuss > > _______________________________________________ > Lustre-discuss mailing list > [email protected] > http://lists.lustre.org/mailman/listinfo/lustre-discuss -- Bernd Schubert Q-Leap Networks GmbH _______________________________________________ Lustre-discuss mailing list [email protected] http://lists.lustre.org/mailman/listinfo/lustre-discuss
