Re: 2.6.20->2.6.21 - networking dies after random time

Al Boldi
2007-08-06T21:30:45Z

Jean-Baptiste Vignaud wrote:
> Mmm, bad news, after 4 hours of intensive network stressing, one of the 2
> 3com card failed with the latest fedora kernel.
>
> Aug 6 22:31:09 loki kernel: NETDEV WATCHDOG: eth2: transmit timed out
> Aug 6 22:31:09 loki kernel: eth2: transmit timed out, tx_status 00 status
> e601. Aug 6 22:31:09 loki kernel: diagnostics: net 0ccc media 8880 dma
> 0000003a fifo 8000 Aug 6 22:31:09 loki kernel: eth2: Interrupt posted but
> not delivered -- IRQ blocked by another device? Aug 6 22:31:09 loki
> kernel: Flags; bus-master 1, dirty 26085000(8) current 26085000(8) Aug
> 6 22:31:09 loki kernel: Transmit list 00000000 vs. ffff81007c807700.
>
> Stressing eth2 by copying large files on a samba on share and eth0 by
> downloading big files on the internet.

Next time you want to stress your network you may want to try this:

# ping 10.1 -s8 -f -l9

or

# ping 10.1 -s8 -A > /dev/null

BTW, I mentioned this before, there maybe a BIOS irq config mismatch before
booting the kernel.

Thanks!

--
Al