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RE: [Xen-users] Windows 2008 - slow upload


  • To: "Tomek" <timor@xxxxx>, <xen-users@xxxxxxxxxxxxxxxxxxx>
  • From: "James Harper" <james.harper@xxxxxxxxxxxxxxxx>
  • Date: Mon, 3 Aug 2009 19:38:14 +1000
  • Cc:
  • Delivery-date: Mon, 03 Aug 2009 02:39:01 -0700
  • List-id: Xen user discussion <xen-users.lists.xensource.com>
  • Thread-index: AcoUHTSe8gKHKS4sRkuJ8kJ4w+LhfgAAL//g
  • Thread-topic: [Xen-users] Windows 2008 - slow upload

> 
> -------- Original Message  --------
> Subject: Re: [Xen-users] Windows 2008 - slow upload
> From: James Harper <james.harper@xxxxxxxxxxxxxxxx>
> To: Tomek <timor@xxxxx>, xen-users@xxxxxxxxxxxxxxxxxxx
> Date: 03.08.2009 11:03
> 
> > Can you please try with vcpus=1 and see if that makes any
difference.
> > It's not a solution but it would help me try and find one...
> 
> I've changed vcpus to 1, and commented out cpus with no impact on
> networking. For now I have "Checksum Offload" and "Check checksum on
RX
> packets" both disabled.
> 

I think I'll need packet traces to get much further. Can you reproduce
using iperf? (it is available for both windows and linux). If you can,
then I can send you the details of the wireshark and tcpdump filters
I'll need a capture from.

James

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