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Re: ixgb problem

To: Baruch Even <baruch@xxxxxxxxx>
Subject: Re: ixgb problem
From: Jeff Garzik <jgarzik@xxxxxxxxx>
Date: Sun, 6 Mar 2005 14:15:27 -0500
Cc: netdev@xxxxxxxxxxx
In-reply-to: <422B54AF.4060401@ev-en.org>
References: <422B54AF.4060401@ev-en.org>
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On Sun, Mar 06, 2005 at 07:06:23PM +0000, Baruch Even wrote:
> I'm running a test of iperf with a window of 16MB, at first the 
> performance shows about 3.2Gbps rate (which sucks by itself, but that's 
> another issue), after some time, usually 30-40 seconds, but sometimes 
> 100 seconds, the performance drops to almost nothing, about 60Kbps.

If you could get sysrq-p and sysrq-t output, that would be useful.

Also, check and see what your CPU load is, at the time.

        Jeff




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