Hi Ken, On Mon, 11 Dec 2023 at 19:00, Ken Gaillot <kgail...@redhat.com> wrote:
> > Question #2) I shut lustre3 VM down and leave it like that > How did you shut it down? Outside cluster control, or with something > like pcs resource disable? > > I did it outside of the cluster to simulate a failure. I turned off this VM from vCenter. Cluster is unaware of anything behind OS. > > * FAKE3 (ocf::pacemaker:Dummy): Stopped > > * FAKE4 (ocf::pacemaker:Dummy): Started lustre4 > > * Clone Set: ping-clone [ping]: > > * Started: [ lustre-mds1 lustre-mds2 lustre-mgs lustre1 lustre2 > > lustre4 ] << lustre3 missing > > OK for now > > VM boots up. pcs status: > > * FAKE3 (ocf::pacemaker:Dummy): FAILED (blocked) [ lustre3 > > lustre4 ] << what is it? > > * Clone Set: ping-clone [ping]: > > * ping (ocf::pacemaker:ping): FAILED lustre3 (blocked) > > << why not started? > > * Started: [ lustre-mds1 lustre-mds2 lustre-mgs lustre1 lustre2 > > lustre4 ] > > I checked server processes manually and found that lustre4 runs > > "/usr/lib/ocf/resource.d/pacemaker/ping monitor" while lustre3 > > doesn't > > All is according to documentation but results are strange. > > Then I tried to add meta target-role="started" to pcs resource create > > ping and this time ping started after node rebooted. Can I expect > > that it was just missing from official setup documentation, and now > > everything will work fine? > >
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