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

[Pasi Kärkkäinen <pasik@xxxxxx>]

On Fri, Oct 30, 2009 at 05:00:35PM +0100, Rémi BERNIER wrote:
>    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.
> 

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


>    Rémi
> 
>    Thanks James for the answer,
>    Yes my Windows 2k3 have sp2 with the last windows update !
>    I have just finish to test the GPLPV 0.10.0.130, so now i must tested a
>    new swinbench with this driver.
>    This is my domU config file:
>    #python
>    kernel='/usr/lib/xen-3.2-1/boot/hvmloader'
>    builder='hvm'
>    vcpus=2
>    memory=4096
>    name='oracle10'
>    vif=['type=ioemu, mac=00:16:3e:ac:ac:ac, bridge=eth0 ']
>    disk=['phy:/dev/disk/oracle10,hda,w']
>    device_model = '/usr/lib/xen-3.2-1/bin/qemu-dm'
>    boot='c'
>    nographic=0
>    localtime=1
>    usbdevice='tablet'
>    keymap='fr'
> 
>    > Hi everyone,
>    >
>    > Configuration:
>    >
>    >  - dom0 xen 3.2.1 on debian 5.0.2 kernel 2.6.26-2-xen-amd64
>    >  - domU win2k3 GPLPV: 0.9.17
>    >
>    > Problem:
>    >
>    > I have done a performance test (swingbench) on a physical server on
>    Win2k3
>    > with Oracle 10.2 Result: I have 30000 transactions per seconds
>    > But with the domU only have 8000 transactions per seconds however the
>    > configuration is similar.
>    > The physical plateform between Xen server and Win2k3 server are similar
>    too.
>    > So you find it normal ?
>    >
>    > Thanks in advance for your answer !
>    >
> 
>    Is windows 2003 definitely service pack 2? Anything earlier will really
>    hurt performance.
> 
>    What backend are you using for the DomU? Could you post your domU config?
> 
>    Is GPLPV is definitely enabled? 0.9.17 is pretty old now, please try
>    0.10.0.130. you'll need to uninstall 0.9.17 using the uninstall bat file
>    before you install 0.10.0.130.
> 
>    James
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