Re: [Xen-users] Memory Allocation

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

On Mon, Feb 15, 2010 at 11:42 PM, Joseph Coleman
<joe.coleman@xxxxxxxxxxxxxxxxxx> wrote:
> All of our VM’S are Windows based and assigned 512 MB  with the ability to
> go up to 1024 MB.

Can HVM domUs balloon up memory? Not the last time I check. Have you tried it?

> I seem to be maxing out
> at 39 to 40 machines and then performance is horrible and it appears I may
> be out of ram.

And how did you determine they are out of ram?

I'm more inclined to think that disk I/O is your problem. Try "iostat
-mx 3" on dom0.

-- 
Fajar

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