[Pacemaker] racing crm commands... last write wins?
Lars Marowsky-Bree
lmb at suse.com
Mon Mar 4 16:25:25 UTC 2013
On 2013-03-04T17:14:28, Dejan Muhamedagic <dejanmm at fastmail.fm> wrote:
> > Thought so at the time, yes. And I do think it cleaned up a few things,
> > we just need to improve it. The full CIB replace also seems to trigger
> > an election ...
> I think that used to happen in Heartbeat clusters but got fixed
> in the meantime, the details are a bit foggy.
No, if you look at the current logs on the DC, you'll also see this
happening. I think it's the replace of the node section that triggers
it.
> > Then most of the logic in crmsh would remain unchanged (i.e., it'd still
> > operate on whole CIBs only), but the way how it passes it on to
> > Pacemaker would improve. I hope.
> crmsh currently doesn't keep the original copy of the CIB.
Right, but that should be a simple thing to add and prototype quickly.
(Says he who isn't going to be the one doing it ;-)
> Anyway, this approach is worth investigating.
Thanks, let me know how it goes!
Regards,
Lars
--
Architect Storage/HA
SUSE LINUX Products GmbH, GF: Jeff Hawn, Jennifer Guild, Felix Imendörffer, HRB 21284 (AG Nürnberg)
"Experience is the name everyone gives to their mistakes." -- Oscar Wilde
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