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Re: [Xen-users] Re: Differences in performance between file and LVM base

Type of disk being used is also a major influence .. (sata / ide / scsi)
as well as how well the kernel exporting the BD's / VBD's interacts with
the drive controller.

I'm also curious to see a full spread of data and output of lspci wrt
the controller being used on dom-0 :)


On Wed, 2006-09-13 at 10:15 +0530, Ligesh wrote:
>  Some numbers please. How many domUs? 200? 300? 1? 2? At smaller number of 
> domUs, the data is pretty much irrelevant. The entire issue of preformance 
> crops up only if you are having more than 50 domUs.
> On Tue, Sep 12, 2006 at 05:33:31PM -0400, Arjun wrote:
> > We had done some webserver tests using file based images instead of LVM.
> > This was on Xen 3.0.0.
> > As I remember, we didn't have any significant difference between the
> > performance on Xen with file based image and Linux with physical (normal)
> > disk.
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