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Re: [Xen-users] Dinamically increase memory of linux domU

from [Fajar A. Nugraha]

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To:	"Angel L. Mateo" <amateo@xxxxx>
Subject:	Re: [Xen-users] Dinamically increase memory of linux domU
From:	"Fajar A. Nugraha" <fajar@xxxxxxxxx>
Date:	Wed, 1 Apr 2009 14:01:17 +0700
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On Wed, Apr 1, 2009 at 1:18 PM, Angel L. Mateo <amateo@xxxxx> wrote:
> El mar, 31-03-2009 a las 21:05 +0700, Fajar A. Nugraha escribió:
>> On Tue, Mar 31, 2009 at 5:49 PM, Angel L. Mateo <amateo@xxxxx> wrote:
>> > xm mem-set galemys4 768   # galemys4 is my domU's name
>> >
>> >        With a xm list I can see that memory is assigned to it:
>>
>> >        but the domU doesn't know that it has now 256MB more.
>>
>> What OS you run on domU? Is it PV or HVM?
>>
>        I am running debian lenny with kernel 2.6.26-1-xen-amd64 (debian
> packages). dom0 is debian lenny with the same kernel too. domU is PV.

I'm not familiar with Lenny domU, sorry. My guess is there's a bug in
their kernel that prevents it from ballooning properly. Try adding
"mem=1G" to "extra=" (if booting from dom0 kernel) or domU's grub.conf
(if using pygrub).

Regards,

Fajar

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