[ClusterLabs] Possbile cause of long down time of shared IP during manual failover.

Digimer lists at alteeve.ca
Tue Jun 2 21:01:38 EDT 2015

On 02/06/15 08:59 PM, Akira Miyazaki wrote:
> Hi all,
> I'm not familiar with pacemaker and corosync.
> And since it's first time to post here, I'm not sure if I may ask my
> question here.
> It maight be primitive question.
> Please let me know if I should ask at other place.

Beginner questions are perfectly OK here, you're in the right place. :)

> My questions is for manual failover of shared IP.
> I have a test environments which share an IP by pacemaker and corosync.
> It's almost no load.
> Now I'm testing manual failover of Shared IP repeatedly.
> Env:
> pacemaker-
> corosync-1.4.4-3

These are *very* old versions of the software. Years worth of
improvements and bug fixes have been released since then. Can you update?

> The downtime of the Shared IP is just a couple of seconds normally.
> But I sometimes encounter long down time when doing manual failover of
> shared IP.
> It takes about 90 sec.
> Question:
> Does anyone know possbile cause why such adowntime of Shared IP happen
> during manual failover?
> Regards,
> Akira

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