[Linux-Cluster] Submitting two new resource plugins to the project

Jonathan Brassow jbrassow at redhat.com
Tue Jun 2 17:28:13 UTC 2009


On Jun 1, 2009, at 2:17 PM, Rafael Micó Miranda wrote:

> This can be fixed with some of the options of LVM, specifically the
> "enable exclusively flag". This flag, when used over a cluster-enabled
> volume, will allow the VolumeGroup to be imported by all the nodes of
> the cluster but the LogicalVolumes into the VolumeGroup can only be
> activated by a single node. So, only one node of your cluster will  
> have
> the LogicalVolume device (for example /dev/VolGrp01/LogVol01) and the
> problem explained above cannot happen. This is not about propagating  
> the
> "open flag" through the nodes, this is about making the  
> LogicalVolume be
> in only one node.

This is different from the current approach.  We would likely take  
this if it is cleaner, better, or more advantageous than the current  
solution.

Current solution is described here:
http://kbase.redhat.com/faq/docs/DOC-3068

  brassow




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