[Linux-HA] Two node, two IP resource, config problem?

[Andrew Beekhof]

On 9/8/06, Robert Gravsjö <robert.gravsjo at tietoenator.com> wrote:
>
>
> Oren Nechushtan wrote:
> > Did you try the patch Andrew supplied? It worked for me.
> > See http://lists.community.tummy.com/pipermail/linux-ha/2006-August/021391.html
> >
> > 13 days agoFilter out updates that arent for cluster members (eg. ping nodes)
> >
> > changeset
> > Andrew Beekhof <beekhof at gmail.com> [Thu, 24 Aug 2006 17:42:40 +0200] rev 9564
> >
> > Filter out updates that arent for cluster members (eg. ping nodes)
>
> I tried this patch and it fixed the failover problem.
>
> The OFFLINE problem still occurs. A node with its network cables removed
> will stay OFFLINE in crm_mon despite the fact that it is back online.

How can the other node(s) know the "failed" node is "back" if its
network cables are unplugged?

> The difference this time is that restarting heartbeat results in both
> node starting up group net_1 and no one runs group_1.

Is this a two node cluster?

>
> Is any v2.x ready for production environment? Or should I revert back to
> v1 if I want to use heartbeat in production environment?
>
>
> Regards,
> roppert
>
>
> >
> > Oren.
> >
> >> -----Original Message-----
> >> From: linux-ha-bounces at lists.linux-ha.org
> >> [mailto:linux-ha-bounces at lists.linux-ha.org]On Behalf Of
> >> robert.gravsjo at tietoenator.com
> >> Sent: Thursday, September 07, 2006 2:03 PM
> >> To: General Linux-HA mailing list
> >> Subject: [Linux-HA] Two node, two IP resource, config problem?
> >>
> >>
> >> Hi,
> >>
> >> I having trouble understanding the behavior I see when using the
> >> attached configuration.
> >> The scenario is pretty simple: as long as net_1 has some connectivity
> >> stay on active node else failover net_1 and group_1 to the other node.
> >>
> >> Now, the strangeness is that if I use ifconfig to bring my interfaces
> >> down the failover occurs as expected but if I physicly pull
> >> the plug on
> >> the active nodes interfaces the failover does not occur. Insted the
> >> active node is set to OFFLINE and all resources in group_1 is
> >> stopped on
> >> both nodes. I can't understand why?
> >>
> >> The second thing is that after a failover heartbeat doesnt accept the
> >> failed node even if it comes back online. crm_mon still shows
> >> that node
> >> as OFFLINE. Restarting heartbeat manually on that node makes it online
> >> again. I'm not sure why this happens either?
> >>
> >> Best regards,
> >> roppert
> >>
> >> --
> >> RobertG
> >>
> > _______________________________________________
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> > See also: http://linux-ha.org/ReportingProblems
> >
>
> --
> RobertG
>
> Phone: +46 (0)480 44 58 35
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>