[Pacemaker] Pacemaker on OpenAIS, RRP, and link failure

Florian Haas florian at linbit.com
Mon May 25 11:25:51 EDT 2009


On 2009-05-25 17:18, Juha Heinanen wrote:
> Florian Haas writes:
> 
>  > 1. Set rrp_problem_count_timeout and/or rrp_problem_count_threshold
>  > ridiculously high so the ring status never goes to faulty. (It seems
>  > that RRP "problem counting" can't be disabled altogether).
>  > 
>  > 2. Have package maintainers include some magic that does
>  > "openais-cfgtool -r" every time a network link changes its status to UP
>  > (where the network management subsystem permits this).
>  > 
>  > 3. Instruct users to install cron jobs that do "openais-cfgtool -r" in
>  > specified intervals, causing OpenAIS to re-check the link status
>  > periodically.
> 
> all the above sound like hacks to me.  a better solution is to have a
> crm variable that tells if automatic recovery is desired.

Agree that they're hacks, but disagree with your alternative. Why should
Pacemaker be concerned with low-level OpenAIS recovery procedures?

Florian




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