netdev - RE: 2.6.28: r8169: NETDEV WATCHDOG: eth0 (r8169): transmit timed out

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Date:	Fri, 23 Jan 2009 08:06:40 -0500 (EST)
From:	Justin Piszcz <jpiszcz@...idpixels.com>
To:	Doug Bazarnic <kernel@...arnic.net>
cc:	'Francois Romieu' <romieu@...zoreil.com>,
	'Andrew Morton' <akpm@...ux-foundation.org>,
	linux-kernel@...r.kernel.org, 'Alan Piszcz' <ap@...arrain.com>,
	netdev@...r.kernel.org
Subject: RE: 2.6.28: r8169: NETDEV WATCHDOG: eth0 (r8169): transmit timed
 out



On Fri, 23 Jan 2009, Doug Bazarnic wrote:

> I've just setup a lab in the office to test out IPVS, and I'm using an Asus
> p5q-ws MB with dual r8169 nics on board.  This machine is acting as a load
> balancer, and it's just directing packets to the web servers.  Lots of
> requests...
>
> Justin Piszcz <jpiszcz@...idpixels.com> :
> [...]
>> It is the first time I have ever seen it on this system, while running
>> 2.6.28.  I have never seen the error in the past (at least not that I can
>> remember/no log entries) for 2.6.27 or below.
>
> Does it translate into a temporary network hiccup, say a few seconds,
> or does it mean a final loss of networking ?
That is what it seemed like, enough to kill a DVD burn.

>
> Given the timestamp, the driver seemed to worked for some amount of time
> before breaking, did it not ? It would thus be different from the usual
> "no link at startup" problem.
Yes it did.

>
> Can you send a complete dmesg, including the r8169 XID line ?
# grep -i 8169 dmesg 
[    0.428875] r8169 Gigabit Ethernet driver 2.3LK-NAPI loaded
[    0.428968] r8169 0000:05:00.0: PCI INT A -> GSI 17 (level, low) -> IRQ 17
[    0.429060] r8169 0000:05:00.0: setting latency timer to 64
[    0.429132] r8169 0000:05:00.0: irq 378 for MSI/MSI-X
[   20.267767] r8169: eth0: link up
[   20.267846] r8169: eth0: link up

http://home.comcast.net/~jpiszcz/20090123/dmesg.txt

Justin.

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