[Pacemaker] Atomic update via crm_resource command

Andrew Beekhof andrew at beekhof.net
Fri May 28 01:55:08 EDT 2010


Basically atomic.
Changes are immediately sync'd to the other hosts as part of the CIB
protocol (not at the file level).

On Thu, May 27, 2010 at 3:58 PM, Jean-Francois Le Breton
<Jean-Francois.Le_Breton at alcatel-lucent.com> wrote:
> Hello,
>
>   We are wondering if setting a value to a named parameter of a resource
> through the crm_resource command is an atomic operation accross the cluster.
>
>   In other words, is there any underlying consensus protocol (such as Paxos),
> or are the CIB modifications "lazy replicated" on all the nodes ( e.g. rcp) ?
>
>
> Kindest Regards,
>
> Jean-Francois
>
>
>
>
>
>
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