On Thu, Jul 24, 2008 at 09:29, raghu ram <[EMAIL PROTECTED]> wrote:
> Adding to the point 3 below -> Since the score of Node 1 after a reboot is
> 5000, more than that of the other node, it seems to force heartbeat to
> switchover a running resource on node 2.
>
> We want to tell heartbeat not to do that because upon a reboot, Node 1
> should silently come and join as a standby Node and wait to run the resource
> when Node 2 (the current Active) fails to run it.
>
> So basically, we want scores to come into picture only in the case of
> failure and not in the case of a new node coming into the cluster with a
> higher score.

no.  thats not how the cluster works.
scores are the _only_ thing that determines where a resource runs.

try looking up default-resource-stickiness

>
> Thanks again
> Raghu
>
> On Thu, Jul 24, 2008 at 12:23 AM, raghu ram <[EMAIL PROTECTED]> wrote:
>
>> I am working on HA 2.0.8 with a 2 Node cluster. We have 2 resources for
>> which I have set the scores for both the nodes in the cib.xml
>>
>> I am pasting you the part of the code where I set the scores. The switch
>> over happens fine as expected upon a stop of the resource on any node. When
>> I reboot a node, the other node gets the resource to run, but when the first
>> node is back UP, the resource is forcefully migrated back to the node which
>> just rebooted.
>>
>> I think this happens because of the following(Here Active means that the
>> node is running the resources and Standby Means that the node is not running
>> the resources) :
>>
>> 1. Node 1 (Active , score 5000); Node 2 (Standby , Score 4995)
>>
>> 2. Switchover =>
>> Node 1 (standby, score 4990), Node 2 (Active, Score 4995).
>>
>> 3. reboot 1 =>
>> Node 1 -> Heartbeat restarts, fail count reset => Score on node 1 = 5000
>> and Node 2 which gets to run the resource while the Node 1 was rebooting
>> still has the score of 4995.(Less than 5000).
>>
>> Please let me know a way in which I can override the scores and tell the
>> heartbeat not to look into the scores in the case a node is running a
>> resource and a new node comes into the cluster with a higher score for the
>> same resource.
>>
>> If you think I can work this out with the scores too, please let me know;
>> it would be even better :-)
>>
>> Please let me know.
>>
>> Thanks in Advance!
>>
>>                 <constraints>
>>                         <rsc_location id="rsc_location_group_1"
>> rsc="group_1">
>>                                 <rule id="prefered_location_group_1"
>> score="5000">
>>                                         <expression attribute="#uname"
>> id="prefered_location_group_1_expr" operation="eq" value="ACTIVEHOST"/>
>>                                 </rule>
>>                                 <rule id="prefered_location_group_2"
>> score="4995">
>>                                         <expression attribute="#uname"
>> id="prefered_location_group_2_expr" operation="eq" value="STANDBYHOST"/>
>>                                 </rule>
>>                         </rsc_location>
>>                 </constraints>
>>
>>
>>
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