[Pacemaker] MySQL HA with pacemaker and DRBD - How to monitor mysql service

coma coma.inf at gmail.com
Thu Mar 22 08:51:23 EDT 2012


Ah yes thank you, the service status mysql is now monitored, but the
failover is not performed?



2012/3/22 emmanuel segura <emi2fast at gmail.com>

> sorry
> I think you missed the op monitor operetion in your primitive definition
>
>
>
> Il giorno 22 marzo 2012 11:52, emmanuel segura <emi2fast at gmail.com> ha
> scritto:
>
> I think you missed the op monitor operetion you primitive definition
>>
>> Il giorno 22 marzo 2012 11:33, coma <coma.inf at gmail.com> ha scritto:
>>
>>> Hello,
>>>
>>> I have a question about mysql service monitoring into a MySQL HA cluster
>>> with pacemaker and DRBD,
>>> I have set up a configuration to allow a failover between two nodes, it
>>> work fine when a node is offline (or standby), but i want to know if it
>>> is possible to monitor the mysql service to perform a failover if mysql
>>> is stopped or unavailable?
>>>
>>> Thank you in advance for any response.
>>>
>>> My crm configuration:
>>>
>>> node node1 \
>>>         attributes standby="off"
>>> node node2 \
>>>         attributes standby="off"
>>> primitive Cluster-VIP ocf:heartbeat:IPaddr2 \
>>>         params ip="x.x.x.x" broadcast="x.x.x.x" nic="eth0"
>>> cidr_netmask="21" iflabel="VIP1" \
>>>         op monitor interval="10s" timeout="20s" \
>>>         meta is-managed="true"
>>> primitive datavg ocf:heartbeat:LVM \
>>>         params volgrpname="datavg" exclusive="true" \
>>>         op start interval="0" timeout="30" \
>>>         op stop interval="0" timeout="30"
>>> primitive drbd_mysql ocf:linbit:drbd \
>>>         params drbd_resource="drbd-mysql" \
>>>         op monitor interval="15s"
>>> primitive fs_mysql ocf:heartbeat:Filesystem \
>>>         params device="/dev/datavg/data" directory="/data" fstype="ext3"
>>> primitive mysqld lsb:mysqld
>>> group mysql datavg fs_mysql Cluster-VIP mysqld
>>> ms ms_drbd_mysql drbd_mysql \
>>>         meta master-max="1" master-node-max="1" clone-max="2"
>>> clone-node-max="1" notify="true"
>>> location master-prefer-node-1 Cluster-VIP 25: node1
>>> colocation mysql_on_drbd inf: mysql ms_drbd_mysql:Master
>>> order mysql_after_drbd inf: ms_drbd_mysql:promote mysql:start
>>> property $id="cib-bootstrap-options" \
>>>
>>> dc-version="1.1.5-1.1.el5-01e86afaaa6d4a8c4836f68df80ababd6ca3902f" \
>>>         cluster-infrastructure="openais" \
>>>         expected-quorum-votes="2" \
>>>         stonith-enabled="false" \
>>>         no-quorum-policy="ignore" \
>>>         last-lrm-refresh="1332254494"
>>> rsc_defaults $id="rsc-options" \
>>>         resource-stickiness="100"
>>>
>>>
>>> _______________________________________________
>>> Pacemaker mailing list: Pacemaker at oss.clusterlabs.org
>>> http://oss.clusterlabs.org/mailman/listinfo/pacemaker
>>>
>>> Project Home: http://www.clusterlabs.org
>>> Getting started: http://www.clusterlabs.org/doc/Cluster_from_Scratch.pdf
>>> Bugs: http://bugs.clusterlabs.org
>>>
>>>
>>
>>
>> --
>> esta es mi vida e me la vivo hasta que dios quiera
>>
>
>
>
> --
> esta es mi vida e me la vivo hasta que dios quiera
>
> _______________________________________________
> Pacemaker mailing list: Pacemaker at oss.clusterlabs.org
> http://oss.clusterlabs.org/mailman/listinfo/pacemaker
>
> Project Home: http://www.clusterlabs.org
> Getting started: http://www.clusterlabs.org/doc/Cluster_from_Scratch.pdf
> Bugs: http://bugs.clusterlabs.org
>
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <https://lists.clusterlabs.org/pipermail/pacemaker/attachments/20120322/2a1f82bb/attachment-0003.html>


More information about the Pacemaker mailing list