[Pacemaker] Only Xen primitives not in groups migrate on failover

Michael Brown michael at netdirect.ca
Tue Apr 27 15:12:36 EDT 2010


Is there A Better Way to do this, or is the best approach to colocate
each domU with the group?

M.

On 04/27/2010 02:41 PM, Andrew Beekhof wrote:
> On Tue, Apr 27, 2010 at 6:39 PM, Michael Brown <michael at netdirect.ca> wrote:
>   
>> Greetings,
>>
>> I've discovered that if I have ocf::hb:Xen resources as primitives, they
>> migrate to other nodes on failover.
>>
>> But if they are members of a group, the domUs stop/start. Am I doing it
>> wrong?
>>     
> No.  The semantics of groups prohibit live migration.
>
>   
>> I'd like to use the groups to minimize the amount of config I
>> need for each VM.
>>
>> Here's my current config: http://pastebin.com/LSqWvtEx
>>
>> guest1 stops/starts when triggered
>> guest3 migrates when triggered
>>
>> Thanks,
>>
>> Michael
>>
>> --
>> Michael Brown               | `One of the main causes of the fall of
>> Systems Consultant          | the Roman Empire was that, lacking zero,
>> Net Direct Inc.             | they had no way to indicate successful
>> ☎: +1 519 883 1172 x5106    | termination of their C programs.' - Firth
>>
>>
>>
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>>     
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-- 
Michael Brown               | `One of the main causes of the fall of
Systems Consultant          | the Roman Empire was that, lacking zero,
Net Direct Inc.             | they had no way to indicate successful
☎: +1 519 883 1172 x5106    | termination of their C programs.' - Firth






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