[Pacemaker] Fixed! - Re: Problem with dual-PDU fencing node with redundant PSUs

Digimer lists at alteeve.ca
Mon Jul 1 15:49:48 UTC 2013


On 06/29/2013 04:15 PM, Lars Ellenberg wrote:
> But not having that fallback fencing method does not introduce a SPOF.
> Both mainboard (or kernel or resource stop failure or whatever)
> and BMC would have to fail at the same time for the cluster to block...

Both the node and the IPMI BMC will die at the same time if the power
feeding the node is lost. Thus, the power feeding the node is a SPoF
unless addressed with dual power rails.

-- 
Digimer
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