[Maas-devel] RFC: "Serialising" power actions

Mark Shuttleworth mark at ubuntu.com
Tue Sep 23 10:02:16 UTC 2014


On 17/09/14 09:58, Gavin Panella wrote:
>
>>  * Storing state in the pserv without a means to recover it is a
>> recipe for disaster
> I guess you mean that a crash or restart in pserv would mean that
> in-progress power commands wouldn't be resumed. That's true, but it's
> not a disaster. It means that for nodes in all states but DEPLOYED we
> need to wait for the periodic power monitor to notice and reissue a
> command (see later; it doesn't do this yet). For DEPLOYED nodes, sure,
> the command will currently be lost, but these nodes are, one assumes,
> under active management, and some process outside of MAAS will notice,
> be that a human or a Juju or something else.

So (a) guess and (b) hope someone else cleans up the problem?

Thanks, but no thanks.

Mark


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