[DRBD-user] drbd and pacemaker: unknown error on Redhat 6.1

Sebastian Riemer sebastian.riemer at profitbricks.com
Wed Jul 6 16:09:23 CEST 2011

Note: "permalinks" may not be as permanent as we would like,
direct links of old sources may well be a few messages off.

Hi Christoph,

how good do you know Pacemaker? The "order" statement is missing. We
also use "colocation" and "group" statements to form HA NFS servers.

Could be possible that your setup first trys to mount and later to promote.



Sebastian Riemer
Linux Kernel Developer

ProfitBricks GmbH
Greifswalder Str. 207
10405 Berlin, Germany

Tel.:  +49 - 30 - 51 64 09 20
Fax:   +49 - 30 - 51 64 09 22
Email: sebastian.riemer at profitbricks.com
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On 06/07/11 15:33, Christoph Adomeit wrote:
> Hello guys,
> we have a problem getting pacemaker and drbd-8.3.11 running und RHEL 6.1
> We also tried drbd-8.3.9.
> Pacemaker itself works perfectly when you take over ips or start daemons,
> but we cant get it to manage drbd resources and mount a drbd filesystem.
> The problem is: When pacemaker tries to mount the drbd filesystem
> we get the error:
> fs0_start_0 (node=lb02, call=31, rc=1, status=complete): unknown error
> We compiled drbd using:
> ./configure --enable-spec --with-km --prefix=/
> make tgz
> cp drbd*.tar.gz `rpm -E _sourcedir`
> rpmbuild -bb drbd.spec
> rpmbuild -bb drbd-km.spec
> and then installed the resulting rpms.
> We know drbd very well and the drbd resources are ok and running, we can
> manage them using drbdadm and see everything is ok. Afterwards we 
> hand over the drbd to pacemaker. When we cold boot the two drbd servers the 
> first server comes up with a valid mounted filesystem but whenever
> we try to migrate or failover we will see the unknown error.
> The Logfiles give no more hints.
> cluster was configured using:
> crm configure <<END
> property no-quorum-policy=ignore
> property stonith-enabled=false
> primitive drbd0 ocf:linbit:drbd \
>  params drbd_resource=app \
>  op monitor role=Master interval=59s timeout=30s \
>  op monitor role=Slave interval=60s timeout=30s
> ms ms-drbd0 drbd0 \
>  meta clone-max=2 notify=true globally-unique=false
> primitive fs0 ocf:heartbeat:Filesystem params fstype=ext3 directory=/app \
>  device=/dev/drbd/by-res/app
> commit
> exit

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