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

[emmanuel segura]

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"
>
>
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>


-- 
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