[Pacemaker] colocation rule not obeyed

[Patrick H.]

Sent: Mon Nov 29 2010 03:42:41 GMT-0700 (Mountain Standard Time)
From: Dejan Muhamedagic <dejanmm at fastmail.fm>
To: The Pacemaker cluster resource manager <pacemaker at oss.clusterlabs.org>
Subject: Re: [Pacemaker] colocation rule not obeyed
> Hi,
>
> On Mon, Nov 29, 2010 at 08:43:48AM +0100, Andrew Beekhof wrote:
>   
>> On Mon, Nov 29, 2010 at 6:55 AM, Patrick H. <pacemaker at feystorm.net> wrote:
>>     
>>> I've got a replicated mysql with vip setup i've been trying to create, and
>>> it doesnt seem to be obeying my colocation rule much.
>>>
>>> Situation:
>>> I had shut down corosync on all (3) nodes and verified all associated
>>> services were off.
>>> I then started it up an all 3 nodes.
>>> When it came back up, the VIP was running on node1, while the master mysql
>>> service was running on node 2.
>>>
>>> # crm status
>>> ============
>>> Last updated: Mon Nov 29 05:51:06 2010
>>> Stack: openais
>>> Current DC: devms01 - partition with quorum
>>> Version: 1.0.9-89bd754939df5150de7cd76835f98fe90851b677
>>> 3 Nodes configured, 3 expected votes
>>> 2 Resources configured.
>>> ============
>>>
>>> Online: [ devms01 devms02 devms03 ]
>>>
>>>  vip    (ocf::heartbeat:IPaddr2):       Started devms01
>>>  Master/Slave Set: ms_mysql
>>>      Masters: [ devms02 ]
>>>      Slaves: [ devms01 devms03 ]
>>>
>>>
>>> # crm configure show
>>> node devms01 \
>>>         attributes standby="off"
>>> node devms02 \
>>>         attributes standby="off"
>>> node devms03
>>> primitive mysql ocf:etc:mysql \
>>>         params master_host="165.212.101.96" user="mailsafe_rep"
>>> pass="replicate" \
>>>         op monitor interval="10s" role="Master" \
>>>         op monitor interval="60s" role="Slave"
>>> primitive vip ocf:heartbeat:IPaddr2 \
>>>         params nic="eth0" iflabel="0" ip="165.212.101.96" cidr_netmask="24"
>>> broadcast="165.212.101.255" \
>>>         meta target-role="Started" is-managed="true"
>>> ms ms_mysql mysql \
>>>         meta target-role="Master" is-managed="true"
>>> colocation co_mysql inf: ms_mysql:Master vip
>>>       
>
> Shouldn't this read:
>
> 	colocation co_mysql inf: ms_mysql:Master vip:Started
>
> Thanks,
>
> Dejan
>   
I tried that and it made no difference. All the configuration examples 
I've seen with the IPaddr2 resource being in a colocation rule dont have 
a state specified on it.

Thanks for the idea though

-Patrick
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