Re: [PATCH 0/5] Usual batch of random ARM fixes for kvmtool

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Hi Pekka,

On 12/04/13 07:52, Pekka Enberg wrote:
> On 04/11/2013 12:36 PM, Will Deacon wrote:
>>> Without multi-queue, we can boot Debian Wheezy to a prompt in 38MB. With
>>> the new changes, that increases to 170MB! Any chance we can try and tackle
>>> this regression please? I keep getting bitten by the OOM killer :(
> 
> On 04/11/2013 07:45 PM, Sasha Levin wrote:
>> That's definitely unwanted.
>>
>> I'll look into it and try sending something out today/tomorrow.
> 
> That's very unfortunate. Can you please confirm that reverting commit 
> e026314820acc3cc967308355f3746aca238fda4 ("kvm tools: virtio-net 
> multiqueue support") fixes it? If fixing the issue turns out to be 
> difficult, we should just take multi-queue out until the issues is resolved.

It does, at least for an MMIO based setup.

It would be a pity to completely loose the functionality though. Surely
we can find a way to initialize the extra queues on demand. And if not,
maybe introduce some kind of tunable parameter...

Cheers,

	M.
-- 
Jazz is not dead. It just smells funny...

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