High load - lost network
fbsd.questions at rachie.is-a-geek.net
Mon Nov 10 06:30:02 PST 2008
On Monday 10 November 2008 15:18:40 Christer Solskogen wrote:
> Robert Huff wrote:
> > Have you double-checked the hardware? (Includes the cable
> > connection.) The "em" driver has a very good reputation and others
> > - includong myself - use it under siilar load profiles with no
> > problems.
> Yeah, I have. The error is replicated just by giving the machine
> something to do. It might also have something to do with the auto
> neogation and the switch.
> the wierd thing is that the only message in the log is:
> Nov 10 13:29:58 caius kernel: em0: link state changed to DOWN
> Nov 10 13:29:59 caius kernel: em0: link state changed to UP
> Nov 10 13:30:08 caius kernel: em0: link state changed to DOWN
> Nov 10 13:30:10 caius kernel: em0: link state changed to UP
Any shared interrupts? What does vmstat -i show under the load you describe?
Problem with today's modular software: they start with the modules
and never get to the software part.
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