[Pacemaker] Enable remote monitoring

[David Vossel]

----- Original Message -----
> From: "Lars Marowsky-Bree" <lmb at suse.com>
> To: "The Pacemaker cluster resource manager" <pacemaker at oss.clusterlabs.org>
> Sent: Friday, December 7, 2012 5:23:07 AM
> Subject: Re: [Pacemaker] Enable remote monitoring
> 
> On 2012-12-07T10:38:44, Andrew Beekhof <andrew at beekhof.net> wrote:
> 
> > > Uhm. Would "container" imply ordering + colocation, or would we
> > > still
> > > need them grouped (resource_set'ed, whatever)?
> > Ordering: absolutely
> > Colocation is less clear, I think the default is no but David has
> > suggested an additional meta attribute to turn it on.
> 
> blackbox - colocated on the node where the container is running
>            - not probed

this makes sense to me.

> whitebox - colocated on the virtual node provided by the container
>            - probed only there

I'm not sure about this one though. The whitebox case isn't a special case really in regards to probes.  If we see this resource is running somewhere else... well then it actually is.  We should be able to get away with just having the colocation for the whitebox.

-- Vossel

> ? Obviously, so far, we'd only implemented the first kind, since we
> don't yet have the second, but it would go there.
> 
> > > My, design is hard. ;-)
> > I like where we got to in the end though, it should handle both
> > white
> > and black box monitoring nicely.  Being a PITA can have its
> > benefits.
> 
> True. So is being persistent ;-)
> 
> 
> 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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