Note: "permalinks" may not be as permanent as we would like,
direct links of old sources may well be a few messages off.
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 > > -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.linbit.com/pipermail/drbd-user/attachments/20130503/a80181f3/attachment.htm>