Re: [Xen-users] Release 0.8.0 of GPL PV Drivers for Windows

[Pasi Kärkkäinen <pasik@xxxxxx>]

On Thu, Feb 28, 2008 at 08:48:32PM -0500, jim burns wrote:
> On Thursday 28 February 2008 06:07:00 am Pasi Kärkkäinen wrote:
> > On Thu, Feb 28, 2008 at 02:19:40PM +0700, Fajar A. Nugraha wrote:
> > > Try iperf
> > >
> > > The home page seems to be dead, but windows binary is here
> > > http://www.noc.ucf.edu/Tools/Iperf/default.htm
> > >
> > > Linux (RHEL/CentOS, at least) binary should be available from
> > > dag/rpmforge
> >
> > I can recommend iperf too.
> >
> > Make sure you use the same iperf version everywhere.
> >
> > With iperf you can measure TCP throughpuh with one or more threads, and
> > also UDP throughput.. which also gives you packet loss statistics, which
> > might be good to know to figure out there performance problems..
> >
> > (TCP automatically corrects/retransmits error packets so with TCP you just
> > see poor performance in case of network/driver problems. With UDP you can
> > get the actual statistics about packets transferred and dropped and figure
> > out the reasons).
> 
> The home page seems to be up now ( http://dast.nlanr.net/Projects/Iperf/ ). 
> It 
> makes reference to 'patch for linux-2.6.21 kernel and above'. Did you guys do 
> that, or just install the binary? Thanx.
> 

I've been using the binary (v2.0.2) without any kernel patching, mostly with
2.6.18 kernels.

It is available in Debian etch 4.0 with apt-get.

iperf rpm packages for rhel/centos:
http://dag.wieers.com/rpm/packages/iperf/

-- Pasi

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