Re: [Xen-devel] Xen 3.4.0 - Windows 2008 Lockup

[Keir Fraser <keir.fraser@xxxxxxxxxxxxx>]

On 23/05/2009 12:24, "Teck Choon Giam" <giamteckchoon@xxxxxxxxx> wrote:

>> How slow is 'slow'? Is that across more than one type of guest OS? Do you
>> run the GPLPV drivers?
> 
> I do not run any GPLPV drivers.  Performance wise between 3.3.2 and
> 3.4 difference as in speed and performing tasks via remote desktop in
> HVM windows 2008 guest is very noticeable.  Lag time can be more than
> twice just for remote desktop logins with no other changes just the
> difference of xen version 3.3.2 and 3.4.0.
> 
> I might have jumped into wrong conclusion too soon though and will
> test again later then report back the result.  If you have any test
> tools for me to perform and compare between both versions will be
> great ;)

Could be a number of things. Changes in qemu are quite a possibility, but
that's not certain. Remote desktop means you use RDP in the Windows guest
rather than the qemu vncserver?

 -- Keir



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