[Pacemaker] ERROR: te_graph_trigger: Transition failed: terminated pacemaker's problem or mine?

Lars Ellenberg lars.ellenberg at linbit.com
Mon Apr 30 08:44:16 EDT 2012

On Mon, Apr 30, 2012 at 01:00:11PM +1000, Andrew Beekhof wrote:
> On Sat, Apr 28, 2012 at 5:40 AM, Lars Ellenberg
> <lars.ellenberg at linbit.com> wrote:
> > On Fri, Apr 27, 2012 at 11:31:23AM +0100, Tim Small wrote:
> >> Hi,
> >>
> >> I'm trying to get to the bottom of a problem I'm seeing with a cluster.
> >> At this stage I'm unclear as to whether the issue is with the config or
> >> not - the generated error messages seem unclear.  So I'm not sure
> >> whether I should be staring at the config or the source code at this
> >> point, and would appreciate a clue!
> >>
> >> I'm running with some of the (live) resources in an unmanaged state
> >> whilst testing fail-over with other (non-dependant) resources.
> >>
> >> The managed resources are a number of OpenVZ virtual machines (each
> >> comprising 3 primitives - file-system + OpenVZ VE + SendArp).  The
> >> filesystems are on LVM volume groups, and the single LVM PV for each
> >> volume group resides on a DRBD volume.  There are n virtual machines per
> >> DRBD volume.
> >>
> >> I'm running pacemaker on Debian 6.0.  Here are some of
> >> the messages (configuration follows at the end of the email):
> >
> > Upgrading to 1.0.12, or 1.1.7, may get you a little further.
> > It would not solve the "I need to stop that resource first, but I can
> > not as it is unmanaged" dependency problem you apparently have here.
> There's really not a lot the cluster can do in this situation, there's
> a 50% chance of getting it wrong no matter what we do.
> In the most recent versions we now log as loudly as possible
> (LOG_CRIT) that we cant shutdown because something depends on an
> unmanaged resource.

That's in fact what I meant ;-)

Not only the cryptic "ERROR: te_graph_trigger: Transition failed: terminated"
but "Hey you fool, I cannot do that because you told me not to manage
that resource, but the other ones depend on it".

Though, you still have to spot that line in the flood...

: Lars Ellenberg
: LINBIT | Your Way to High Availability
: DRBD/HA support and consulting http://www.linbit.com

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