Re: [Xen-users] IO caching at dom0 level

["Fajar A. Nugraha" <fajar@xxxxxxxxx>]

On Mon, Sep 7, 2009 at 11:13 PM, Olivier B.<xen.list@xxxxxxxxx> wrote:
> Hi,
>
> is there a way to maintain an IO cache on dom0 for all domU ?

Generally not recommended as it could cause data corruption on domU side.
If you REALLY want to use it anyway despite the consequences, AFAIK
file:/ does that by default, and it should work even for block
devices.

>
> I have near 1Go not used ram on a Dom0, and would like to use this memory to
> speedup all the domU. All my domU use LVM phy devices.

1G is not much :P. IMHO you better add it to the busiest domU.

-- 
Fajar

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