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From: "Michael Chan" <mchan@broadcom.com>
To: "Harald Hannelius" <harald@iki.fi>
Cc: "David Miller" <davem@davemloft.net>,
	linux-kernel@vger.kernel.org, netdev <netdev@vger.kernel.org>
Subject: Re: tg3 bad performance, lots of hardware interrupts
Date: Fri, 28 Mar 2008 09:49:20 -0800	[thread overview]
Message-ID: <1206726560.6866.5.camel@dell> (raw)
In-Reply-To: <alpine.DEB.1.00.0803281440460.23558@penti.org>

On Fri, 2008-03-28 at 15:04 +0200, Harald Hannelius wrote:
> Phew, I thought that running ethtool -t was like doing stop-A-sync on
> a 
> Sun. It took almost half an hour to run that ethtool -t command;

Something is very wrong.  ethtool -t should only take a few seconds to
complete.  You can try ethtool -t eth0 online to reduce the number of
tests to see if it makes a difference.

How many of these NICs do you have?  If you have more than one, do they
all behave the same way?  Have they ever worked well before?


  reply	other threads:[~2008-03-28 16:48 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-03-27 13:53 tg3 bad performance, lots of hardware interrupts Harald Hannelius
2008-03-27 21:49 ` David Miller
2008-03-28  1:01   ` Michael Chan
2008-03-28 13:04     ` Harald Hannelius
2008-03-28 17:49       ` Michael Chan [this message]
2008-03-28 17:12         ` Jiri Kosina
2008-03-28 17:37           ` Harald Hannelius
2008-03-28 19:06             ` Michael Chan
2008-03-28 18:09               ` Harald Hannelius
2008-04-02  8:55             ` Harald Hannelius
2008-03-28 17:31         ` Harald Hannelius

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