Re: 3Com NIC

From: Paul Rolland
Date: Thu Jan 10 2008 - 13:17:31 EST

Hello,

On Thu, 10 Jan 2008 18:43:10 +0100
BERTRAND Joël <joel.bertrand@xxxxxxxxxxx> wrote:

> ifconfig returns :
>
> eth2 Link encap:Ethernet HWaddr 00:04:75:df:1c:6d
> inet adr:192.168.253.1 Bcast:192.168.253.255
> Masque:255.255.255.0
> UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
> RX packets:1019611 errors:0 dropped:0 overruns:782 frame:0
> TX packets:1244862 errors:4389 dropped:0 overruns:0 carrier:0
> collisions:0 lg file transmission:1000
> RX bytes:111193503 (106.0 MiB) TX bytes:1119932615 (1.0 GiB)
> Interruption:17 Adresse de base:0x8000
>
> and dmesg :
>
> NETDEV WATCHDOG: eth2: transmit timed out
> eth2: transmit timed out, tx_status 00 status 8601.
> diagnostics: net 0ccc media 8880 dma 0000003a fifo 0000
> eth2: Interrupt posted but not delivered -- IRQ blocked by another device?
> Flags; bus-master 1, dirty 224(0) current 224(0)
> Transmit list 00000000 vs. fffff800a05ce200.
> 0: @fffff800a05ce200 length 8000007d status 0001007d
> 1: @fffff800a05ce260 length 8000004e status 0001004e
> 2: @fffff800a05ce2c0 length 8000004a status 0001004a
> 3: @fffff800a05ce320 length 80000048 status 00010048
> 4: @fffff800a05ce380 length 8000004a status 0001004a
> 5: @fffff800a05ce3e0 length 80000042 status 00010042
> 6: @fffff800a05ce440 length 8000004e status 0001004e
> 7: @fffff800a05ce4a0 length 80000042 status 00010042
> 8: @fffff800a05ce500 length 8000004e status 0001004e
> 9: @fffff800a05ce560 length 80000048 status 00010048
> 10: @fffff800a05ce5c0 length 8000004a status 0001004a
> 11: @fffff800a05ce620 length 8000004e status 0001004e
> 12: @fffff800a05ce680 length 80000042 status 00010042
> 13: @fffff800a05ce6e0 length 80000042 status 00010042
> 14: @fffff800a05ce740 length 80000042 status 80010042
> 15: @fffff800a05ce7a0 length 80000052 status 80010052
> eth2: Resetting the Tx ring pointer.
>
> rayleigh:[~] > cat /proc/interrupts
> CPU0 CPU2
> 0: 561601936 561601824 <NULL> timer
> 1: 0 0 sun4u PSYCHO_PCIERR
> 2: 0 0 sun4u PSYCHO_UE
> 3: 0 0 sun4u PSYCHO_CE
> 8: 461146 0 sun4u su(kbd)
> 9: 0 3350888 sun4u su(mouse)
> 10: 0 0 sun4u parport0
> 11: 2 0 sun4u floppy
> 12: 0 0 sun4u cs4231(capture)
> 13: 360263 0 sun4u cs4231(play)
> 14: 0 36484826 sun4u eth0
> 15: 0 27118288 sun4u sym53c8xx
> 16: 30 0 sun4u sym53c8xx
> 17: 906177 1171078 sun4u eth2
> 18: 19345145 0 sun4u aic7xxx
> 19: 1 584788 sun4u ohci_hcd:usb2
> 20: 0 0 sun4u ohci_hcd:usb3
> 21: 1 467 sun4u ehci_hcd:usb1
> 22: 0 0 sun4u PSYCHO_PCIERR
> 24: 27308743 0 sun4u eth1
> rayleigh:[~] >

Is this only with eth2 ? It seems to be the only one to have interrupts
delivered to CPU0 and CPU2...

Just my $0.02 ;)

Paul

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