[Pacemaker] Temporarily disabling the cluster

Xinwei Hu hxinwei at gmail.com
Tue Sep 9 11:43:19 EDT 2008


2008/9/9 Lars Marowsky-Bree <lmb at suse.de>:
> On 2008-09-09T11:14:51, "Jesse W. Hathaway" <jesse at mbuki-mvuki.org> wrote:
>
>>   1. Suspend the cluster
>>   2. Update code
>>   3. Restart service, ensure code change was successful
>>   4. Enable cluster
>
> Basically:
>
> "Enable maintenance mode" means "is_managed == false" for everything
> (overrides individual resource settings?), plus disabling all monitors.
>
> "Disabling maintenance mode (going back to production" - probe
> everything everywhere again(?), reenable monitors, resume normal
> "is_managed" behaviour.
>
> Is that about it?

The problem is what should happen when a resource is "suspended" while
pacemaker's about
to relocate it due to some other events ?

>
> Regards,
>    Lars
>
> --
> Teamlead Kernel, SuSE Labs, Research and Development
> SUSE LINUX Products GmbH, GF: Markus Rex, HRB 16746 (AG Nürnberg)
> "Experience is the name everyone gives to their mistakes." -- Oscar Wilde
>
>
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