Re: [Pkg-xen-devel] [Xen-devel] Re: Abnormal memory usage of dom0 under Squeeze leading to crash

[chris <tknchris@xxxxxxxxx>]

I agree, I had assumed that it was dom0 kernel, though I am not a
developer so I can't be 100% sure.

On Sat, Mar 5, 2011 at 4:42 AM, Ian Campbell <Ian.Campbell@xxxxxxxxxx> wrote:
> On Fri, 2011-03-04 at 20:58 -0500, chris wrote:
>> I would like to just second this. I have 3 hosts running squeeze and
>> am running into that issue as well. It seems after i start enough
>> guests to leave dom0 with less than 1gb i get OOM going crazy killing
>> xend and very shortly after a crash of dom0 which leads to reboot.
>> Prior to Xen4 I had similarly bad experiences with memory ballooning,
>> most with regard to any attempt to balloon down.
>
> So this isn't a regression then?
>
> It is unlikely that the version of Xen would be a factor here but rather
> it is the version of the domain 0 kernel which would matter.
>
>> I figured I'd give it
>> a go on 4 and it seems I will be going back to limiting dom0's ram
>> from the cmdline.
>
> That's always the safest option IMHO.
>
> Thanks,
> Ian.
>
>
>

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