Re: [Xen-devel] Unable to Configure Xen Dom 0 in Jeremy's PVOPS Kernel

[Pasi Kärkkäinen <pasik@xxxxxx>]

On Mon, Jul 27, 2009 at 10:57:23PM +0800, Teo En Ming wrote:
> Dear Pasi,
> 
> Any idea on what benchmark tools I can use to measure I/O performance of my 
> virtual machines?
> 

Well for simple streaming IO tests you can use dd, it supports multiple
block sizes, O_DIRECT etc.

If you need multithreaded/multiprocess tests, or filesystem IO tests, then
you need something more sophisticated.. bonnie++, ltp disktest, fio, iozone
etc. Google is your friend.

-- Pasi

> Thank you.
> 
> Mr. Teo En Ming (Zhang Enming) Dip(Mechatronics Engineering) 
> BEng(Hons)(Mechanical Engineering)
> 
> Technical Support Engineer
> 
> Information Technology Department
>   
> Asiasoft Online Pte Ltd
>   
> Tampines Central 1 #04-01 Tampines Plaza
>   
> Singapore 529541
> 
> Republic of Singapore
>   
> Mobile Phone: +65-9648-9798
>   
> MSN: teoenming@xxxxxxxxxxx
> 
> 
> -----Original Message-----
> 
> From: Pasi Kärkkäinen <pasik@xxxxxx>
> 
> To: Teo En Ming <enming.teo@xxxxxxxxxxxxxxx>
> 
> Cc: Boris Derzhavets <bderzhavets@xxxxxxxxx>, xen-devel@xxxxxxxxxxxxxxxxxxx
> 
> Date: Mon, 27 Jul 2009 18:01:55 +0300
> 
> Subject: Re: [Xen-devel] Unable to Configure Xen Dom 0 in Jeremy's PVOPS 
> Kernel
> 
> 
> 
> 
> On Mon, Jul 27, 2009 at 10:06:55PM +0800, Teo En Ming wrote:
> 
> > Dear Boris,
> 
> > 
> 
> > Based on your given information, I have managed to configure static IP 
> 
> > address inside OpenSolaris UNIX PV guest.
> 
> > 
> 
> > These are the two crucial lines:
> 
> > 
> 
> > echo 192.168.1.45 netmask 255.255.255.0 mtu 1492 > /etc/hostname.xnf0
> 
> > echo 192.168.1.102 > /etc/defaultrouter
> 
> > 
> 
> > Please see screenshot here:
> 
> > 
> 
> > 
> http://3.bp.blogspot.com/_zzjv8MCM2sk/Sm21uPKvVXI/AAAAAAAAAKU/NDQqKSld5v4/s1600-h/03.jpeg
>  
> [http://3.bp.blogspot.com/_zzjv8MCM2sk/Sm21uPKvVXI/AAAAAAAAAKU/NDQqKSld5v4/s1600-h/03.jpeg]
> 
> > 
> 
> > May I know whether there are any PV device drivers for me to install to 
> 
> > improve PV guests' performance? What are the recommended benchmark tools 
> to 
> 
> > measure I/O performance of PV guests?
> 
> > 
> 
> 
> 
> PV guest doesn't need any additional drivers. Like the name PV says, it's
> 
> paravirtual, and uses the optimized drivers/interfaces out-of-the-box.
> 
> 
> 
> -- Pasi
> 
> 
> 
> 
> 
> _______________________________________________
> 
> Xen-devel mailing list
> 
> Xen-devel@xxxxxxxxxxxxxxxxxxx
> 
> http://lists.xensource.com/xen-devel [http://lists.xensource.com/xen-devel]

_______________________________________________
Xen-devel mailing list
Xen-devel@xxxxxxxxxxxxxxxxxxx
http://lists.xensource.com/xen-devel