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Re: [Xen-devel] domain pause vs. watchdog timer

To: "Laszlo Ersek" <lersek@xxxxxxxxxx>
Subject: Re: [Xen-devel] domain pause vs. watchdog timer
From: "Jan Beulich" <JBeulich@xxxxxxxx>
Date: Thu, 13 Oct 2011 15:21:46 +0100
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>>> On 13.10.11 at 15:41, Laszlo Ersek <lersek@xxxxxxxxxx> wrote:
> if a domain is paused (= not scheduled), its process that keeps 
> otherwise kicking /dev/watchdog and (thusly the hypervisor) "freezes" 
> too. Should pausing a domain suspend (or "inactivate") its watchdog_timers?

I would say yes it should. And you say it doesn't?

> (I believe this must have been considered and the answer is "you 
> shouldn't do that", but a confirmation/refutation would be nice.)

If a domain gets paused from the tools stack, it's not very reasonable
to expect the operator there to know whether a particular domain
has a watchdog timer activated.

Jan


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