[Linux-cluster] Changing LUN

[isplist at logicore.net]

>> After adding storage, my cluster comes up with different /dev/sda,
>> /dev/sdb, etc settings. My initial device now comes up as sdc when it used 

> You should be using lvm2 and lvm2_cluster to handle this issue.  LVM2
> handles the name changing of the device on reboot.  This often happens
> depending on the scan order for the devices.  By using a volume manager,

Yes, I am using lvm2 indeed. So, you're saying that it does not matter then? 
Once I create a volume, lvm will know it from something it put on it perhaps 
rather than it's possibly changing LUN id?

Mike