Re: Rx overruns on vortex 3com card ...possible causes??

Ruben van der Leij <[email protected]> 24 Aug 2003 03:04:18 +0200
Newsgroups gmane.linux.drivers.vortex.devel
Message-ID <[email protected]>
On Thu, 2003-08-21 at 04:49, Madhav Diwan wrote:

> eth0      Link encap:Ethernet  HWaddr 00:00:D5:5D:5F:60
>            inet addr:10.88.88.1  Bcast:10.88.88.255  Mask:255.255.255.0
>            UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
>            RX packets:341811 errors:0 dropped:0 overruns:5350 frame:0
>            TX packets:280894 errors:0 dropped:0 overruns:0 carrier:0
>            collisions:0 txqueuelen:100
>            RX bytes:305966651 (291.7 Mb)  TX bytes:33789603 (32.2 Mb)
>            Interrupt:12 Base address:0xc00

> Any ideas on how i can stop , prevent, or alleviate this issue of Rx 
> overruns?

Could you describe in some detail what other hardware you have in that system?

It's not your network at fault. Something or somebody is interfering with the 
interrupt-handling on your system. An overrun is the situation where a packet
is overwritten by the next packet without being handled by the driver.

We'd like to see the output of lspci and cat /proc/interrupts.

Interrupt 12 is normally assigned to a ps/2 mouse. Is there a mouse on your 
system, and is it being used? (IE: do you run a graphical desktop on the same
system?) If not: is the mouse disabled or can you check whether it can be 
disabled in the BIOS?

-- 

Ruben

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