[Pacemaker] resource migration check list question

[Jean-Francois Malouin]

Thanks Andrew!

jf

* Andrew Beekhof <andrew at beekhof.net> [20101027 06:35]:
> On Thu, Oct 21, 2010 at 7:43 PM, Jean-Francois Malouin
> <Jean-Francois.Malouin at bic.mni.mcgill.ca> wrote:
> > Hi,
> >
> > Pardon the naive question but it's not clear to me. Can the following
> > be used if I want resXen1 to live migrate when losing network connectivity?
> 
> yes
> 
> > (op start/stop/monitor etc omitted):
> >
> > primitive resXen1 ocf:heartbeat:Xen \
> >    params xmfile="/xen/xen1.cfg" \
> >    meta allow-migrate="true"
> > primitive resPing ocf:pacemaker:ping \
> >    host_list="xxx.xxx.xxx.xxx"
> > clone cloPing resPing \
> >    meta globally-unique="false"
> > location locPing resXen1 \
> >    rule $id="locPing-rule" -inf: not_defined pingd or pingd lte 0
> >
> > http://www.clusterlabs.org/doc/en-US/Pacemaker/1.0/html/Pacemaker_Explained/index.html
> > section 9.3.4.1. Migration Checklist says:
> >
> > "The resource must not, directly or indirectly, depend on any primitive or group resources."
> >
> > Is resXen1 dependent on the resPing in the snippet above
> 
> no, only colocation constraints count as "dependent"
> 
> > through the
> > location statement so no go for live migration?
> >
> > thanks,
> > jf
> >
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> >
> > Project Home: http://www.clusterlabs.org
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> >
> 
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> Project Home: http://www.clusterlabs.org
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> Bugs: http://developerbugs.linux-foundation.org/enter_bug.cgi?product=Pacemaker