[Pacemaker] The placement strategy of the group resource does not work well

Yuusuke IIDA iidayuus at intellilink.co.jp
Wed Jul 20 11:12:40 CET 2011


Hi, Andrew

I confirmed that a problem was revised.

Many thanks!!
Yuusuke

(2011/07/19 10:42), Andrew Beekhof wrote:
> This should now be fixed in:
>     http://hg.clusterlabs.org/pacemaker/devel/rev/960a7e3da680
>
> Its based on your patches but is a little more generic.
>
> On Mon, Jul 11, 2011 at 10:22 PM, Yuusuke IIDA
> <iidayuus at intellilink.co.jp>  wrote:
>> Hi, Yan
>>
>> After trying your correction , I had the following problems.
>>
>>   * When trouble happened in a resource below the top of group , it did not
>> come in fail over in the node that intended.
>>
>> I attach crm_report when a problem occurred.
>>
>> I tried a correction again.
>>
>> The patch which I attached traces it to a lower resource of group and gets
>> score.
>>
>> Is there any problem with this correction?
>>
>> Regards,
>> Yuusuke
>>
>> (2011/07/07 21:45), Gao,Yan wrote:
>>>
>>> Hi Yuusuke,
>>> Thanks a lot for the report and the patch!
>>>
>>> I somewhat prefer simplifying the policy, like the attached patch.
>>>
>>> What do you think about it? Could you please give it a try?
>>>
>>> Regards,
>>>    Yan
>>>
>>>
>>> On 06/30/11 16:36, Yuusuke IIDA wrote:
>>>>
>>>> Hi, Yan
>>>>
>>>> I wrote a patch for Pacemaker-dev to solve this problem.
>>>>
>>>> I want you to confirm the patch.
>>>>
>>>> I want a repository to merge it if there is not a problem.
>>>>
>>>> Best Regards,
>>>> Yuusuke
>>>>
>>>> (2011/06/20 16:10), Yuusuke IIDA wrote:
>>>>>
>>>>> Hi, Yan
>>>>>
>>>>> I wanted to scatter transition of the group resource, however failed.
>>>>>
>>>>>    * Initial state
>>>>> Online: [act1 sby1 sby2]
>>>>> Full list of resources:
>>>>>    Resource Group: grp1
>>>>>        rsc1       (ocf::pacemaker:Dummy): Started act1
>>>>>    Resource Group: grp2
>>>>>        rsc2       (ocf::pacemaker:Dummy): Started act1
>>>>>    Resource Group: grp3
>>>>>        rsc3       (ocf::pacemaker:Dummy): Started act1
>>>>>
>>>>>    * When I let you break down in order of grp1 ->     grp2 ->     grp3.
>>>>> Online: [act1 sby1 sby2]
>>>>> Full list of resources:
>>>>>    Resource Group: grp1
>>>>>        rsc1       (ocf::pacemaker:Dummy): Started sby1
>>>>>    Resource Group: grp2
>>>>>        rsc2       (ocf::pacemaker:Dummy): Started sby2
>>>>>    Resource Group: grp3
>>>>>        rsc3       (ocf::pacemaker:Dummy): Started sby1
>>>>>
>>>>>    * When I let you break down in order of grp3 ->     grp2 ->     grp1.
>>>>> (there is a problem)
>>>>> Online: [act1 sby1 sby2]
>>>>> Full list of resources:
>>>>>    Resource Group: grp1
>>>>>        rsc1       (ocf::pacemaker:Dummy): Started sby1
>>>>>    Resource Group: grp2
>>>>>        rsc2       (ocf::pacemaker:Dummy): Started sby1
>>>>>    Resource Group: grp3
>>>>>        rsc3       (ocf::pacemaker:Dummy): Started sby1
>>>>>
>>>>> As for this, will not it be right like primitive resource to be
>>>>> dispersed
>>>>> transition?
>>>>>
>>>>> I attach hb_report when a problem happened.
>>>>>
>>>>> Best Regards,
>>>>> Yuusuke
>>>>>
>>>>>
>>>>>
>>>>> _______________________________________________
>>>>> 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://developerbugs.linux-foundation.org/enter_bug.cgi?product=Pacemaker
>>
>> --
>> ----------------------------------------
>> METRO SYSTEMS CO., LTD
>>
>> Yuusuke Iida
>> Mail: iidayuus at intellilink.co.jp
>> ----------------------------------------
>>
>>
>> _______________________________________________
>> 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://developerbugs.linux-foundation.org/enter_bug.cgi?product=Pacemaker
>>
>>
>
> _______________________________________________
> 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://developerbugs.linux-foundation.org/enter_bug.cgi?product=Pacemaker
>

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----------------------------------------
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Yuusuke Iida
Mail: iidayuus at intellilink.co.jp
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