[Pacemaker] Very strange behavior on asymmetric cluster

Carlos G Mendioroz tron at huapi.ba.ar
Fri Mar 18 12:56:00 UTC 2011



Lars Marowsky-Bree @ 18/3/2011 6:44 -0300 dixit:
>> Also this design conflicts with idea of "quorum node", which is not
>> supposed to run resources. Quorum node, by it's existence only, may
>> cause resource failure!
> 
> Quorum nodes - i.e., a full pacemaker node - are a broken idea, and work
> around a deficiency in the cluster stack's quorum handling. 
> 

Why is that it is a broken idea ?

In the case of partition, reason might be a network failure.
A quorum node could behave as a reference point to determine which part
of the cluster is still connected to the rest of the world ?



-- 
Carlos G Mendioroz  <tron at huapi.ba.ar>  LW7 EQI  Argentina




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