Re: em0: watchdog timeout -- resetting

From: Gleb Smirnoff <glebius_at_FreeBSD.org>
Date: Thu, 6 Jul 2006 12:53:58 +0400
On Sun, Jul 02, 2006 at 12:01:43PM -0400, Wesley Morgan wrote:
W> >Hi. I frequently get
W> >
W> >em0: watchdog timeout -- resetting
W> >
W> >messages, followed by loss of network at the most inopportune moments.
W> >
W> >It appears that it can be triggered by things like typing 'portinstall 
W> >mozilla' over an SSH connection. But that is just a hunch.
W> >
W> >Any ideas how to debug this further?
W> >
W> >Hardware is a dell optiplex GX270. Kernel is -CURRENT from 29 june.
W> 
W> I have the same issue on my laptop. It seems like the problem came into 
W> being a few months ago, but I've never gone any further than trying to 
W> revert to a previous version of the driver, which did not help.

In rev. 1.107 of if_em.c there was a fix that made this message
printed. Before 1.107 the reset was issued, but driver was silent about
this.

W> For me, the problem is more than just loss of network, but rather every
W> application hanging while multiple timeouts occurr.

Hmm. May be you are using serial console and system lags when the
console messages are printed?

-- 
Totus tuus, Glebius.
GLEBIUS-RIPN GLEB-RIPE
Received on Thu Jul 06 2006 - 06:54:29 UTC

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