[Pacemaker] Installation woes (w/Debian packages)

Raoul Bhatia [IPAX] r.bhatia at ipax.at
Fri Oct 16 08:54:18 UTC 2009


On 10/16/2009 09:59 AM, Matthew Palmer wrote:
> If this were a single-machine service, I'd completely agree with you. 
> Unfortunately, a cluster service like pacemaker needs to have absolutely
> consistent configuration across all the nodes in the cluster, and having it
> read off a file on disk would make that *amazingly* difficult and dangerous. 
> I remember the fun and games I had dealing with cman (or whatever it was
> that went with that) and it's "read an XML config file and update everyone"
> model.  I'll take "crm configure edit" over that any day, TYVM.

to my knowledge, if no cib.xml file exists, pacemaker creates an empty
one with epoch="0" (or similar, to my experience at least < 100 ;) )

i've done the following steps numerous times:
1. stop pacemaker on all nodes
2. erase all cib.xml related files
3. drop a new cib.xml into the correct directory on one node
4. set the correct permissions
5. startup all nodes
6. witness the new configuration unfold

cheers,
raoul
-- 
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DI (FH) Raoul Bhatia M.Sc.          email.          r.bhatia at ipax.at
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