[Pacemaker] [PACEMAKER] Why cant't migrate group resource with collation in drbd resource

Mon Feb 4 21:03:11 EST 2013

On Wed, Jan 23, 2013 at 10:04 PM, and k <not4mad at gmail.com> wrote:
> Hello Everybody,
>
> I've got a problem (but I am not quite sure if it is not a feature in
> pacemaker ) that's why I decided to write on that mailing list.
>
> It comes about migrate resource with collation in drbd resource.
>
> I've got group including virtual IP and filesystem which is collated with ms
> resource drbd in mster-slave configuration.
>
> ============
> Last updated: Wed Jan 23 03:40:55 2013
> Stack: openais
> Current DC: drbd01 - partition with quorum
> Version: 1.0.9-74392a28b7f31d7ddc86689598bd23114f58978b
> ============
>
> Online: [ drbd01 drbd02 ]
>
>  Master/Slave Set: ms_drbd
>      Masters: [ drbd01 ]
>      Slaves: [ drbd02 ]
>  Resource Group: IP-AND-FS
>      fs_r1      (ocf::heartbeat:Filesystem):    Started drbd01
>      VIRTUAL-IP (ocf::heartbeat:IPaddr):        Started drbd01
>
> I would like to migrate that group manually to another node which is slave.
> So i type in: crm resource migrate IP-AND-FS drbd02
>
> after that configuration include additional line:
>
> location cli-prefer-IP-AND-FS IP-AND-FS \
>         rule $id="cli-prefer-rule-IP-AND-FS" inf: #uname eq drbd02

That location constraint is incomplete, there needs to be a score (how
much do you prefer drbd02) there.
Which command did you run to (try to) initiate the resource move?

>
> and in logs i see:
>
> Jan 23 11:30:12 drbd02 cibadmin: [1126]: info: Invoked: cibadmin -Ql -o
> resources
> Jan 23 11:30:12 drbd02 cibadmin: [1129]: info: Invoked: cibadmin -Ql -o
> nodes
> Jan 23 11:30:12 drbd02 cibadmin: [1131]: info: Invoked: cibadmin -Ql -o
> resources
> Jan 23 11:30:12 drbd02 cibadmin: [1133]: info: Invoked: cibadmin -Ql -o
> nodes
> Jan 23 11:30:12 drbd02 cibadmin: [1135]: info: Invoked: cibadmin -Ql -o
> resources
> Jan 23 11:30:12 drbd02 cibadmin: [1137]: info: Invoked: cibadmin -Ql -o
> nodes
> Jan 23 11:30:14 drbd02 cibadmin: [1166]: info: Invoked: cibadmin -Ql -o
> resources
> Jan 23 11:30:14 drbd02 cibadmin: [1168]: info: Invoked: cibadmin -Ql -o
> nodes
> Jan 23 11:30:14 drbd02 cibadmin: [1170]: info: Invoked: cibadmin -Ql -o
> resources
> Jan 23 11:30:14 drbd02 cibadmin: [1172]: info: Invoked: cibadmin -Ql -o
> nodes
> Jan 23 11:30:16 drbd02 cibadmin: [1174]: info: Invoked: cibadmin -Ql -o
> resources
> Jan 23 11:30:16 drbd02 cibadmin: [1176]: info: Invoked: cibadmin -Ql -o
> nodes
> Jan 23 11:30:16 drbd02 cibadmin: [1178]: info: Invoked: cibadmin -Ql -o
> resources
> Jan 23 11:30:16 drbd02 cibadmin: [1180]: info: Invoked: cibadmin -Ql -o
> nodes
> Jan 23 11:30:40 drbd02 cibadmin: [1211]: info: Invoked: cibadmin -Ql -o
> nodes
> Jan 23 11:30:40 drbd02 crm_resource: [1213]: info: Invoked: crm_resource -M
> -r IP-AND-FS --node=drbd02
> Jan 23 11:30:40 drbd02 cib: [1214]: info: write_cib_contents: Archived
> previous version as /var/lib/heartbeat/crm/cib-73.raw
> Jan 23 11:30:40 drbd02 cib: [1214]: info: write_cib_contents: Wrote version
> 0.225.0 of the CIB to disk (digest: 166251193cbe1e0b9314ab07358accca)
> Jan 23 11:30:40 drbd02 cib: [1214]: info: retrieveCib: Reading cluster
> configuration from: /var/lib/heartbeat/crm/cib.tk72Ft (digest:
> /var/lib/heartbeat/crm/cib.hF2UsS)
> Jan 23 11:30:44 drbd02 cib: [30098]: info: cib_stats: Processed 153
> operations (1437.00us average, 0% utilization) in the last 10min
>
> but nothing happened  resource group is still active on drbd01 node, as well
> as there was no new master promotion.
>
> Shouldn't pacemaker automatically promote second node to master and move my
> resource group ?
>
>
> Below is my test configuration, i will be appreciate for help:
>
> crm(live)# configure show
> node drbd01 \
>         attributes standby="off"
> node drbd02 \
>         attributes standby="off"
> primitive VIRTUAL-IP ocf:heartbeat:IPaddr \
>         params ip="10.11.11.111"
> primitive drbd ocf:linbit:drbd \
>         params drbd_resource="r1" \
>         op start interval="0" timeout="240" \
>         op stop interval="0" timeout="100" \
>         op monitor interval="59s" role="Master" timeout="30s" \
>         op monitor interval="60s" role="Slave" timeout="30s"
> primitive fs_r1 ocf:heartbeat:Filesystem \
>         params device="/dev/drbd1" directory="/mnt" fstype="ext3" \
>         op start interval="0" timeout="60" \
>         op stop interval="0" timeout="120" \
>         meta allow-migrate="true"
> group IP-AND-FS fs_r1 VIRTUAL-IP \
>         meta target-role="Started"
> ms ms_drbd drbd \
>         meta master-node-max="1" clone-max="2" clone-node-max="1"
> globally-unique="false" notify="true" target-role="Master"
> location cli-prefer-IP-AND-FS IP-AND-FS \
>         rule $id="cli-prefer-rule-IP-AND-FS" inf: #uname eq drbd02
> colocation FS_WITH_DRBD inf: IP-AND-FS ms_drbd:Master
> order DRBD_BEF_FS inf: ms_drbd:promote IP-AND-FS:start
> property $id="cib-bootstrap-options" \
>         dc-version="1.0.9-74392a28b7f31d7ddc86689598bd23114f58978b" \
>         cluster-infrastructure="openais" \
>         expected-quorum-votes="2" \
>         stonith-enabled="false" \
>         no-quorum-policy="ignore" \
>         last-lrm-refresh="1358868655" \
>         default-resource-stickiness="1"
>
> Regards
> Andrew
>
>
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