Note: "permalinks" may not be as permanent as we would like,
direct links of old sources may well be a few messages off.
No, I meant: http://www.gossamer-threads.com/lists/drbd/users/17212 http://www.gossamer-threads.com/lists/drbd/users/17356 http://www.gossamer-threads.com/lists/drbd/users/16962 Tino 2009/7/30 Rupert <rupertt at gmail.com> > Maros Timko wrote: > >> Rupertt, >> TOE - TCP Offloading Engine is HW support of network card to improve >> performance. It is usually enabled by default on your network card. >> Check "ethtool -k" option and search on this list. >> Tino >> 2009/7/30 Rupert <rupertt at gmail.com <mailto:rupertt at gmail.com>> >> >> Maros Timko wrote: >> >> Heiko, >> whhich machine crashes? Primary only, both? >> I think it is primary but only in case xen VM is running on >> top of DRBD. You can prevent crashes by disabling TOE. Or use >> DRBD 8.3.2, AFAIK there should be a parameter that should help >> in such setups. >> Check older posts in this list. >> Tino >> >> Hello tino, > > you mean this post? > > http://archives.free.net.ph/message/20071214.134353.11ba93b1.de.html > > this is what ethtool show me: > ethtool -k eth0 > Offload parameters for eth0: > Cannot get device rx csum settings: Operation not supported > Cannot get device udp large send offload settings: Operation not supported > rx-checksumming: off > tx-checksumming: on > scatter-gather: on > tcp segmentation offload: on > udp fragmentation offload: off > generic segmentation offload: off > > will disabling tx have any affect on traffic over this device? > there are 3 other VM that use that device, so i hesitate to just change > this setting. > > > cheers > > > .r > > Hello Tino, >> >> in one case I have a primary on each machine, means 2 drbd devices. >> In the other case we have only 1 drbd device, and there only the >> primary crashed. >> What means TOE, havent found anything about that yet? >> Someone on this list suggested that I should use protocol A, but >> we dont want to loose >> any data, so we cant use that. >> I am thinking about updating, but I first have to test if these >> packages work with our system, >> CentOS 5.x. >> >> so long >> >> 2009/7/27 Heiko <rupertt at gmail.com <mailto:rupertt at gmail.com> >> <mailto:rupertt at gmail.com <mailto:rupertt at gmail.com>>> >> >> >> >> >> On Mon, Jul 27, 2009 at 2:18 PM, Martin Gombac >> <martin at isg.si <mailto:martin at isg.si> >> <mailto:martin at isg.si <mailto:martin at isg.si>>> wrote: >> >> In my humble opinion, drbd does't crash if you loose >> network >> connections. :-) >> Would be a first in history. >> Maybe heartbeat puts both sources to primary and when they >> join you got split brain. >> In this case you didn't set up heartbeat correctly. >> >> Hello M., >> >> i had some people here that confirmed a bug in protocol C that >> causes these crashes. >> I also thought of heartbeat, but I now have 2 ucast devices >> and we >> still have crashes and >> no entries in the logfile that say it does a reboot on purpose: >> >> only these messages: >> >> heartbeat[2880]: 2009/07/27_11:59:37 ERROR: glib: Unable to >> send >> [-1] ucast packet: No such device >> heartbeat[2880]: 2009/07/27_11:59:37 ERROR: write_child: write >> failure on ucast eth0.: No such device >> >> >> >> >> my ha config looks like this >> >> #use_logd on >> logfile /var/log/ha-log >> debugfile /var/log/ha-debug >> logfacility local0 >> keepalive 2 >> deadtime 10 >> warntime 3 >> initdead 20 >> udpport 694 >> ucast eth0 172.17.8.201 >> ucast eth0 172.17.8.202 >> ucast eth1 172.31.0.1 >> ucast eth1 172.31.0.2 >> node xen-a1.fra1 >> node xen-b1.fra1 >> auto_failback on >> >> haresources: >> >> xen-a1.fra1 drbddisk::blrg xen::blrg-vm1 >> >> thnx a lot >> >> >> .r >> >> >> Regards, >> M. >> >> >> On 27, Jul2009, at 1:47 PM, Heiko wrote: >> >> Hello, >> >> i have to convince my boss that our server crashes i >> reported on this list are due >> to a non exsiting dedicated line! We have all our drbd >> traffic routed through switches >> and they often just crash. >> >> Now I have to create a test setup to show them that >> when I >> plug the corg/shutdown the networkdevice >> the machines tend to crash. >> Since I dont have any spare machines I would like >> to use >> loopback devices, >> are these supported by now? I found some list >> entries that >> say this is not supported by drbd! >> would this be enough to get the machines crashing? >> We use drbd8.0 and 8.2 and have on both these crashes. >> >> >> cheers. >> _______________________________________________ >> drbd-user mailing list >> drbd-user at lists.linbit.com >> <mailto:drbd-user at lists.linbit.com> >> <mailto:drbd-user at lists.linbit.com >> <mailto:drbd-user at lists.linbit.com>> >> >> http://lists.linbit.com/mailman/listinfo/drbd-user >> >> >> >> >> _______________________________________________ >> drbd-user mailing list >> drbd-user at lists.linbit.com >> <mailto:drbd-user at lists.linbit.com> >> <mailto:drbd-user at lists.linbit.com >> <mailto:drbd-user at lists.linbit.com>> >> >> http://lists.linbit.com/mailman/listinfo/drbd-user >> >> >> >> ------------------------------------------------------------------------ >> >> _______________________________________________ >> drbd-user mailing list >> drbd-user at lists.linbit.com <mailto: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... 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