linux-kernel - Re: [PATCH] kvm: add oom notifier for virtio balloon

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Message-ID: <AANLkTinP7tA87anzgN6Yi3p_FtJ7bJHmEZc6rKX=o+-R@mail.gmail.com>
Date:	Wed, 6 Oct 2010 21:50:13 +0800
From:	Dave Young <hidave.darkstar@...il.com>
To:	Rusty Russell <rusty@...tcorp.com.au>
Cc:	kvm@...r.kernel.org, linux-kernel@...r.kernel.org, avi@...hat.com,
	Anthony Liguori <anthony@...emonkey.ws>
Subject: Re: [PATCH] kvm: add oom notifier for virtio balloon

On Wed, Oct 6, 2010 at 5:05 PM, Rusty Russell <rusty@...tcorp.com.au> wrote:
> On Tue, 5 Oct 2010 11:15:21 pm Dave Young wrote:
>> Balloon could cause guest memory oom killing and panic.
>>
>> Add oom notify to leak some memory and retry fill balloon after 5 minutes.
>
> Have you tried registering a shrinker?  See mm.h.

Hi, thanks. I didn't know shrinker can shrink mem beyond slab. Will try

>
> Thanks,
> Rusty.
>



-- 
Regards
dave
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