Re: Network Performance Ingo's RT-Preempt

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On Wed, 2005-03-30 at 00:42 -0800, Matt Mackall wrote:
> On Sun, Mar 27, 2005 at 10:27:40PM +0000, Christensen Tom wrote:
> > I'm running 2.6.11 with Ingo's Preempt patch 
> > (realtime-preempt-2.6.11-final-V0.7.40-04).  The system is SMP with a 
> > broadcom NIC (tg3 driver).  I am seeing truly appalling network performance 
> > (2-4kbps on a 1gbps network).  Is this a known issue?  I know this patch is 
> > not production ready, what traces/logs do you need/want to be able to 
> > debug/fix this?
> 
> What is your test app and what protocol does it use?
> 
> What performance do you get with mainline?
> 
> A tcpdump log is probably a good place to start. You might consider
> cc:ing Ingo and possibly netdev.
> 

Before you even bother, try the latest version.  That version is too old
to be useful for debugging.

Lee

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