Re: [Xen-users] Oracle on a classic Physical server Win2k3 versusOracle on domU win2k3

[Rémi BERNIER <R.BERNIER@xxxxxxxxxxx>]

Yes my windows guest is fully CPU but
i thought  to have better performance regarding the number of transactions
per seconds compared a Physical server.
Thanks,

Rémi




On Mon, Nov 02, 2009 at 08:55:40AM +0100, Rémi BERNIER
wrote:
>    James, Pasi,
> 
>    Yes it's just a swinbench on the performance of transactions
on a Oracle
>    database.
>    But not a network test.
> 
>    My CPU is Intel(R) Xeon(R) CPU 5130 @ 2.00GHz, when i
test with
>    swingbench, my domU is full cpu (near 197%)
>    The result of iowait with command: iostat 1  ->
%iowait = 0.00
> 
>    Thanks in advance.
>

Ok so it's fully CPU bound. 

Then you should measure CPU usage in the Windows guest and figure out
where all the CPU time goes..

-- Pasi

>    Rémi
> 
>    While running the test, run "xm top" in dom0.
> 
>    How's the cpu usage? are your cpu cores maxed out?
>    What's using cpu?
> 
>    Also run "iostat 1" in dom0 (it's in sysstat
package), and see if you
>    have a lot of iowait in dom0..
> 
>    -- Pasi
> 
>    >
>    > I just finished the swingbench test with new drivers
(0.10.0.130) but
>    it's the
>    > same result about 8400 transactions per seconds..
>    > So if you have an idea, i'm listening to you.
>    >
>    > Thanks in advance and good week.
>    >
> 
>    Is the swingbench test disk i/o bound? Or network too?
> 
>    James
> 
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