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tg3 and machine lockup?

To: "'netdev@xxxxxxxxxxx'" <netdev@xxxxxxxxxxx>
Subject: tg3 and machine lockup?
From: Ben Greear <greearb@xxxxxxxxxxxxxxx>
Date: Tue, 15 Jul 2003 22:07:40 -0700
Organization: Candela Technologies
Sender: netdev-bounce@xxxxxxxxxxx
User-agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.4) Gecko/20030529
I was running 2500 pps tx+rx on a 100bt port, with a tg3 in
the same machine. 1000 tcp connections, memory pressure, and
cpu was max'ed out.

I plugged in the tg3 to a e1000 (via cross-over cable), and then, or
very soon after that, the machine hung solid (or, maybe it tried
to spew to console..was on kvm and not selected..)

Last thing I see in the /var/log/messages is tg3 saying flow control
is on for tx and rx.

Now, it could be one of a million things...but just curious if anyone
else has seen anything like this.  Kernel is 2.4.20 + my hacks.

Take it easy,
Ben

--
Ben Greear <greearb@xxxxxxxxxxxxxxx>       <Ben_Greear AT excite.com>
President of Candela Technologies Inc      http://www.candelatech.com
ScryMUD:  http://scry.wanfear.com     http://scry.wanfear.com/~greear



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