[Pacemaker] pacemaker kills corosync

[Olivier Nicole]

> >> >> Normally pacemaker is loaded by Corosync, ie you just start corosync
> >> >> and leave pacemaker stopped and disabled via chkconfig. This is set
> >> >> in corosync.conf by this:
> >> >>
> >> >> service {
> >> >>         # Load the Pacemaker Cluster Resource Manager
> >> >>         name: pacemaker
> >> >>         ver:  0
> >> >> }
> >> >>
> >> >> http://www.clusterlabs.org/doc/en-US/Pacemaker/1.1/html/Clusters_from_Scratch/s-configure-corosync.html
> >> >
> >> > Yes, I followed this HowTo, but it mentions that the directive service
> >> > {} should be in /etc/corosync/service.d/pcmk, not in
> >> > /etc/corosync/corosync.conf
> >>
> >> either-or is fine
> >>
> >> >
> >> > And it also mention in the note at the bootm that pacemaker is not
> >> > started automatically by corosync, that it will have to be started
> >> > later by /etc/init.d/pacemaker start in part 3.2 of the HowTo.
> >>
> >> Only for "ver: 1", not for "ver: 0"
> >
> > I am following the HowTo, so I am using "ver: 1" (I just double
> > check).
> >
> > Everything is going exactly as described in the HowTo except one line
> > in the log:
> >
> > Oct  6 10:07:37 cos3 corosync[1314]:   [pcmk  ] info: pcmk_startup: Service: 10
> >
> > it says Service: 9 in the HowTo.
> 
> On RHEL its 10
> 
> >
> > And when I follow the next step, that is start pacemaker, the problem
> > appears.
> >
> > I don't have the lines:
> >
> > Feb  8 16:50:38 pcmk-1 pacemakerd: [13990]: info: start_child: Forked child 14022 for process stonith-ng
> > Feb  8 16:50:38 pcmk-1 pacemakerd: [13990]: info: start_child: Forked child 14023 for process cib
> >
> > in the log. ps axf does not show the processes cib, lrmd, etc.
> >
> > And I notice that the process corosync is dead.
> 
> If pacemakerd can't talk to corosync it wont start the daemons.
> Is corosync leaving a core file behind?

No.

The only thing I notice is the fiollowing message in corosync.log

Oct 06 11:47:57 corosync [CONFDB] lib_init_fn: conn=0x1806050

Olivier