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RE: [Xen-devel] Xrenstore and many save/restore cycles...

To: "Keir Fraser" <keir@xxxxxxxxxxxxx>, xen-devel@xxxxxxxxxxxxxxxxxxx
Subject: RE: [Xen-devel] Xrenstore and many save/restore cycles...
From: "Petersson, Mats" <Mats.Petersson@xxxxxxx>
Date: Wed, 9 May 2007 18:18:32 +0200
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Thread-topic: [Xen-devel] Xrenstore and many save/restore cycles...
> On 9/5/07 17:09, "Petersson, Mats" <Mats.Petersson@xxxxxxx> wrote:
> 
> > Is this something intended, and if so, would [I'm asking because I
> > haven't tried it] the same effect be expected if 6000 domains where
> > created and destroyed? If so, what is the purpose of 
> keeping information
> > about a domain that is no longer there?
> > 
> > I can certainly see problems with servers that for one 
> reason or another
> > save/restore several domains daily - after a few months, 
> there will be
> > LOTS of data in the xenstore and potential swap-thrashin causing
> > problems, or what???
> 
> These days xenstore only needs to hold information about live 
> domains. The
> /vm/<uuid> directory should be removed by xend once a domain 
> is completely
> dead. It'd be great to get a patch to fix this!

Ok, I'm happy to make an attempt to fix this, but I haven't really got a
clue even where to start looking to find the right place to remove it...
Any hint?

--
Mats
> 
>  -- Keir
> 
> 
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