On 11/06/2013, at 9:28 PM, andreas graeper <agrae...@googlemail.com> wrote:
> hi,
> i think this is a question related to recent one discussed in this thread:
> i use ocf:heartbeat:symlink
> now i use
> crm <<EOL
> primitive
> order
> colocation
> EOL
> to avoid the primitive is started on wrong node before constraints getting
> active.
>
> /mnt/mirror is mountpoint of mirrored blockdevice
> /var/mail -> /mnt/mirror/var/mail
>
> the link is created / removed as expected on master-node ( drbd:master )
> but crm_mon shows :
>
> Failed actions:
> p_lnsmail_monitor_0 (node=n2, call=417, rc=5, status=complete): not
> installed
>
> 1) the link gets created
> 2) the target cannot exists on drbd:slave, cause it is on /dev/drbd0
>
> whats wrong ? what kind of check fails ?
We are checking that "its not running somewhere it shouldn't be before starting
it where it should".
This happens before _any_ resources are started, including your symlink
resource.
> thanks
> andreas
>
>
>
> 2013/6/7 Andrew Beekhof <and...@beekhof.net>
>
> On 07/06/2013, at 2:52 AM, andreas graeper <agrae...@googlemail.com> wrote:
>
> >
> > thanks awfully for all your answers.
> > i started reading about ha/cluster/drbd/pacemaker/.. two weeks ago. it is
> > not yet easy to precise my questions.
> >
> > different os on test-environment only, but i already decided to have equal
> > os for testing, too.
> > crm configure <<EOF .. # great !!!
> >
> > my situation: two Nodes n1,n2 and all services (that must not run twice,
> > and are managed by pacemaker) run on one node only. the other
> > shall take over in case the first fails. cause both machines are running,
> > you may say, that some services run on n1, others on n2. but this moment
> > i have only some services that depend on drbd:Master + IPaddr + Filesystem,
> > so they have to run on one node. the rest (for today) is simply running on
> > both nodes
> > or not (pacemaker is not aware of).
> >
> > but a new question (to come closer to understand in full depth ..รถ..)
> > when using location-constraints (more than two nodes and on one node a
> > service (its binary) does not exists, negative location-constraint )
> > would the resource-manager not complain about missing service (' .. not
> > installed') ?
>
> It will still complain because we would still check that node to make _sure_
> its not running somewhere it shouldn't be before starting it where it should.
>
>
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