Note: "permalinks" may not be as permanent as we would like,
direct links of old sources may well be a few messages off.
Thank you all. I upgraded to 'drbd-8.3.0',so now mirroring operation is fast. and it is true that LVM on remote primary side cannot sense that it is allocatable. On Tue, May 5, 2009 at 10:55 PM, Matthew Wild <M.Wild at rl.ac.uk> wrote: > George Negoita wrote: > > Hello! > > > > On Tue, May 5, 2009 at 2:21 PM, himanshu padmanabhi > > <himanshu.padmanabhi at gmail.com> wrote: > >> I faced 2 problems on other primary side, > >> > >> 1. drbdlv1 has attributes as '-wi---' and not '-wi-a-'.I need to do > >> 'lvchange' here to activate it. > >> Is there any way that I can maintain their active state here? > >> > >> 2. PV,VG and LV are appears quite late,after 3-4 minutes.Why is this > much > >> delay,operation being synchronous? > > > > Because LVM is unaware of the changes you made on it's underlying > > device (drbd physical volume). If you are using dual-primary mode, you > > should use clvm, which is a lvm cluster extension. > > > > I don't know if this works!! If you don't want to use clvm, you can > > try to bring down the second node, create the volumes on the first > > node, then bring up the second node and run pvscan/vgscan/lvscan. This > > should work as long as you don't make any other changes to the > > volumes. Maybe someone can tell us if i'm wrong here. > > > I've just been playing with a 4TB drbd volume using a dual primary > configuration, openais and clvmd on openSuSE 11.1. Things seem to be OK > so far. It appears that openais may have some issues though :-(, due to > it's youth, and the clvm stuff doesn't have a startup script, so will > need to play around a bit. > > Of course you still can't use the two primaries without either a > clustered file system or as I hope to do, failover for iscsi based Xen > domUs on separate dom0 servers with multipath. > > Matthew > > _______________________________________________ > drbd-user mailing list > drbd-user at lists.linbit.com > http://lists.linbit.com/mailman/listinfo/drbd-user > > -- --------------------------------- Thanks and Regards, Himanshu Padmanabhi -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.linbit.com/pipermail/drbd-user/attachments/20090506/574515f5/attachment.htm>