[DRBD-user] drbd with heartbeat doesnt sync both ways

Usman Ahmad usmanamalik at gmail.com
Fri Sep 15 15:09:54 CEST 2006

Note: "permalinks" may not be as permanent as we would like,
direct links of old sources may well be a few messages off.


Hi,
But reboot is not an (good) option, there must be a way that these servers
should sync automatically after a failure (system shutdown or network
failure). The primary when comes back assumes the primary/unknown role and
standalone state, whereas the secondary takes the role secondary/unknown and
standalone state, they must be connected (synced) and know the state of each
other as well.
Does somebody know how to achieve this?
--
Usman

On 9/15/06, Fabio Silva <fssilva at gmail.com> wrote:
>
> Hi, i was with the same problem, and anwsered me that when have a network
> failure or anybody unplug the network cable, drbd on node1 still stay in
> primary mode, and the node1 assume primary too, and when you plug the
> network cable or, your network returns, drbd dont sync.
> I dont know how to fix it too. but in my server when i have a network
> failure (i didnt have yet) i will reboot the primary server and the node2
> and node1 will sync ok.
>
> Im using the latest version of drbd 0.7.21 .
>
> []s
>
>
> On 9/15/06, Usman Ahmad <usmanamalik at gmail.com> wrote:
>
> > I posted a similar question yesterday, but no one has answered it yet...
>
> --
> Usman
>
>
> On 9/15/06, Christophe Zwecker < doc at zwecker.de> wrote:
> >
> > Hi,
> >
> > we use heartbeat and drbd on two nodes
> >
> >
> > node1 is primary with mounted fs
> > node2 is secondary
> >
> > nod1 goes down (only network failure), heartbeat unmounts the drbd fs on
> > node1. node 2 takes over and mounts the drbd volume. I change things on
> > the fs on node2
> >
> > node1 comes backup, mounts drbd volume and the change aint  there
> > because:
> >
> > Sep 15 13:47:03 mw-test-n2 kernel: drbd0: Current Primary shall become
> > sync TARGET! Aborting to prevent data corruption.
> > Sep 15 13:47:03 mw-test-n2 kernel: drbd0: drbd0_receiver [22293]: cstate
> > WFReportParams --> StandAlone
> >
> > HOW do I address this issue ?
> >
> > thx for hints !
> >
> > --
> > Christophe Zwecker                     mail: doc at zwecker.de
> > Hamburg, Germany                        fon: +49 179 3994867
> > http://www.zwecker.de
> >
> > "Reality is that which, when you stop believing in it, doesn't go away"
> >
> >
> > _______________________________________________
> > drbd-user mailing list
> > drbd-user at lists.linbit.com
> > http://lists.linbit.com/mailman/listinfo/drbd-user
> >
>
>
>
> --
> Usman Ahmad Malik
>
> _______________________________________________
>
> drbd-user mailing list
> drbd-user at lists.linbit.com
> http://lists.linbit.com/mailman/listinfo/drbd-user
>
>
>
>
>
> --
> Fabio S. Silva
> LPIC-1 Linux Professional Institute Certified
>



-- 
Usman Ahmad Malik
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