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

Tue Feb 5 02:03:57 UTC 2013

On Tue, Feb 5, 2013 at 1:03 PM, Andrew Beekhof <andrew at beekhof.net> wrote:
> 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?

Ah, I see a later reply has the answer to this.
Looks like a bug in crm_resource :(

>
>>
>> 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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