[Pacemaker] Wrong system send arp reply when using IPaddr

David Coulson david at davidcoulson.net
Mon Mar 18 22:08:29 UTC 2013


On 3/18/13 5:24 PM, Andrew Beekhof wrote:
> So:
>
> 1. the IP moved from 01 to 02
> 2. 01 was then rebooted
> 3. a long time passes
> 4. 01 starts arping for the IP
>
> Is that what you're saying?
> Is the problem transient or does it persist?
Went like this - IP movements are all by Pacemaker/IPaddr resource

1. 01 was rebooted and IP moved to 02
2. A week goes by
3. 01 sends one arp reply for the IP on 02
4. 02 is rebooted and a different IP moves to 01
5. a day goes by
6. 02 arps for the IP on 01.

We've only had two occurrences of it. Once from each box, and for two 
different IPs.

David




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