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Re: [Xen-devel] VM start time slows with large number of VMs

To: Mats Petersson <mats@xxxxxxxxxxxxxxxxx>, "Carb, Brian A" <Brian.Carb@xxxxxxxxxx>, <xen-devel@xxxxxxxxxxxxxxxxxxx>
Subject: Re: [Xen-devel] VM start time slows with large number of VMs
From: Keir Fraser <Keir.Fraser@xxxxxxxxxxxx>
Date: Thu, 06 Sep 2007 18:31:28 +0100
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On 6/9/07 18:29, "Mats Petersson" <mats@xxxxxxxxxxxxxxxxx> wrote:

>> If I save the output from the xenstore-ls, the file has 61,318 lines
>> with information from all the VMs run yesterday. I conclude that
>> xenstore does not get cleared on startup. Is there a way to clear it?
> It is perfectly fine to remove the xenstore.tdb [filename from
> memory] in /var/xen/lib [again, from memory]. Unless of course you
> actually NEED some of your old Xenstrore entries for soemthing, but
> in general, they are fine to be removed completely.

Yes, actually this would be something perhaps we should do from the xend
startup script, if we can determine that xenstored is not running. It'd be
nice to get a patch.

 -- Keir

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