Sébastien CRAMATTE
2006-Nov-06 02:56 UTC
[Ocfs2-users] About heartbeat threshold and drbd ...
Hi I've setuped drbd 0.8pre6 over OCFS2 and I've got some stability problems ... I've submited somes erros as bug on ocfs2 bugzilla but doesn't appear I supose that are already referenced .... I've send this to the drbd ml and "Lars" talk about ocfs2 self-fencing threshold of 7 ... how can I change it to 10 ? Sorry for this basic question but I'm newbie in OCFS2 Regards Lars Ellenberg a ?crit :> / 2006-11-05 21:37:52 +0100 > \ S?bastien CRAMATTE: > >> I've speak too quickly ... >> 5 mn after ... >> I've copied (using rsync) my /home directory to the mounted ocfs2 >> folder ... works quite well >> But when I've tried to delete somes files inside the cluster .... >> Kernel Panic !!! >> > > well, if it was ocfs2 self-fencing, > make sure that your timeout (ocfs heartbeat retry) settings > are suitable for your setup... the default ocfs2 self-fencing threshold > of 7 ocfs2 heartbeat retries (effective kernel panic after 12 seconds) > is _way_ too short for a default drbd timeout of 10 seconds. > > >> drbd0: Split-Brain detected, dropping connection! >> > > you have to decide which node has to be sync target, > make it secondary, and then tell it to connect > and "discard" its data: > > # drbdadm -- --discard-my-data connect whatever > >
Refer to the ocfs2 faq. S?bastien CRAMATTE wrote:> Hi > > I've setuped drbd 0.8pre6 over OCFS2 and I've got some stability > problems ... > I've submited somes erros as bug on ocfs2 bugzilla but doesn't appear I > supose that are already referenced .... > > I've send this to the drbd ml and "Lars" talk about > > ocfs2 self-fencing threshold of 7 ... how can I change it to 10 ? > Sorry for this basic question but I'm newbie in OCFS2 > > > Regards > > Lars Ellenberg a ?crit : > >> / 2006-11-05 21:37:52 +0100 >> \ S?bastien CRAMATTE: >> >> >>> I've speak too quickly ... >>> 5 mn after ... >>> I've copied (using rsync) my /home directory to the mounted ocfs2 >>> folder ... works quite well >>> But when I've tried to delete somes files inside the cluster .... >>> Kernel Panic !!! >>> >>> >> well, if it was ocfs2 self-fencing, >> make sure that your timeout (ocfs heartbeat retry) settings >> are suitable for your setup... the default ocfs2 self-fencing threshold >> of 7 ocfs2 heartbeat retries (effective kernel panic after 12 seconds) >> is _way_ too short for a default drbd timeout of 10 seconds. >> >> >> >>> drbd0: Split-Brain detected, dropping connection! >>> >>> >> you have to decide which node has to be sync target, >> make it secondary, and then tell it to connect >> and "discard" its data: >> >> # drbdadm -- --discard-my-data connect whatever >> >> >> > > _______________________________________________ > Ocfs2-users mailing list > Ocfs2-users@oss.oracle.com > http://oss.oracle.com/mailman/listinfo/ocfs2-users >