Note: "permalinks" may not be as permanent as we would like,
direct links of old sources may well be a few messages off.
Hi Thomas, Is your kernel a vanilla kernel or is it recompiled by any distro (or by you)? Luis, Thomas is using kernel 3.2.27 ... do you have any chance to test again using this one? Regards, Luca On Fri, May 3, 2013 at 2:56 PM, Louis <mailtolouis2020-forum at yahoo.com>wrote: > > > Linux intel1 3.5.0-23-generic #35~precise1-Ubuntu SMP > > > ------------------------------ > *From:* Luca Fornasari <luca.fornasari at gmail.com> > *To:* DRBD <drbd-user at lists.linbit.com> > *Sent:* Friday, May 3, 2013 1:01 PM > > *Subject:* Re: [DRBD-user] Enabling two primaries break connection > > Hi Louis, > > What kernel are yuo running? > > Cheers, > Luca > > > On Fri, May 3, 2013 at 1:41 PM, Louis <mailtolouis2020-forum at yahoo.com>wrote: > > Hi Thomas, > > I just tested your scenario on DRBD 8.4.3. It seems fine, connection did > not break. > While doing the DD, I did change primary / secondary on bob node few > times, but the connection never break. > > The only thing I couldn't run this drbdadm --allow-two-primaries=yes > <resource>, it give uknown command. But I do have allow-two-primaries setup > in my drbd.conf, not sure that make any different? > > Regards > Louis > > ------------------------------ > *From:* Thomas Thrainer <thomasth at google.com> > *To:* Luca Fornasari <luca.fornasari at gmail.com> > *Cc:* drbd-user at lists.linbit.com > *Sent:* Friday, May 3, 2013 10:00 AM > *Subject:* Re: [DRBD-user] Enabling two primaries break connection > > Hi, > > Given the fact that I could reproduce the bug regularly, I'm pretty sure > that this is indeed a DRBD bug. Unfortunately I didn't find a bugtracker on > the DRBD site. Is there one? If not, what's the official way to report bugs? > > For the record, here are the steps to reproduce: > * create a device with primary on alice and secondary on bob > * on alice: while true; do dd if=/dev/zero of=/dev/drbd0; done > * on bob: drbdadm --allow-two-primaries=yes <resource>; drbdadm primary > <resource> > * you might have to drbdadm secondary <resource> on bob and then repeat > the previous step in order to produce the bug > > Log files are as mentioned in the first mail of the thread. > > Cheers, > Thomas > > > > On Tue, Apr 30, 2013 at 2:25 PM, Thomas Thrainer <thomasth at google.com>wrote: > > Hi Luca, > > I just reproduced the exact same problem using only drbdadm. I also > inspected the output of the -d option, and drbdadm does the exact same > thing as Ganeti in this regard. > > Thanks, > Thomas > > > On Tue, Apr 30, 2013 at 2:18 PM, Thomas Thrainer <thomasth at google.com>wrote: > > Hi Luca, > > I'll try the drbdadm method this as soon as I get to it. Right now I have > no machines around which are already configured via drbdadm. > > Note that I have included both logs (secondary and primary) in my first > email. > > I use DRBD 8.4.2 because 8.4.3 didn't compile against my kernel (3.2.27) > and I didn't want to put much work into it. I this bug is known and fixed > in 8.4.3, I'll might look into compiling against 3.2.27 again. > > Cheers, > Thomas > > -- > Thomas Thrainer | Software Engineer | thomasth at google.com | > > Google Germany GmbH > Dienerstr. 12 > 80331 München > > Registergericht und -nummer: Hamburg, HRB 86891 > Sitz der Gesellschaft: Hamburg > Geschäftsführer: Graham Law, Katherine Stephens > > > > > -- > Thomas Thrainer | Software Engineer | thomasth at google.com | > > Google Germany GmbH > Dienerstr. 12 > 80331 München > > Registergericht und -nummer: Hamburg, HRB 86891 > Sitz der Gesellschaft: Hamburg > Geschäftsführer: Graham Law, Katherine Stephens > > > > > -- > Thomas Thrainer | Software Engineer | thomasth at google.com | > > Google Germany GmbH > Dienerstr. 12 > 80331 München > > Registergericht und -nummer: Hamburg, HRB 86891 > Sitz der Gesellschaft: Hamburg > Geschäftsführer: Graham Law, Katherine Stephens > > _______________________________________________ > drbd-user mailing list > drbd-user at lists.linbit.com > http://lists.linbit.com/mailman/listinfo/drbd-user > > > > _______________________________________________ > drbd-user mailing list > drbd-user at lists.linbit.com > http://lists.linbit.com/mailman/listinfo/drbd-user > > > > _______________________________________________ > drbd-user mailing list > drbd-user at lists.linbit.com > http://lists.linbit.com/mailman/listinfo/drbd-user > > > -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.linbit.com/pipermail/drbd-user/attachments/20130503/ee8cccb1/attachment.htm>