Packet Loss w/bge & BCM5703 on Dell PE2650

[Abdullah Ibn Hamad Al-Marri]

On 5/31/07, Vinny Abello <vinny at tellurian.com> wrote:
> Vinny Abello wrote:
> > Sten Daniel Soersdal wrote:
> >> Vinny Abello wrote:
> >>> Oliver Fromme wrote:
> >>>> Vinny Abello wrote:
> >>>>  >         I've isolated a problem which appears to be a bug causing
> >>>> packet loss
> >>>>  > with FreeBSD 6.0 and later on the Dell PowerEdge 2650 servers and the
> >>>>  > integrated Broadcom BCM5703 NICs.
> >>>>
> >>>> Have you enabled polling on the interface?
> >>>>
> >>>> I experienced a similar problem on a HP Proliant DL360
> >>>> running 6.2-stable (RELENG_6 of a few weeks ago).
> >>>> The problem disappeared upon "ifconfig bge0 polling".
> >>>>
> >>>> Best regards
> >>>>    Oliver
> >>> It appears I do not have the DEVICE_POLLING option set when I compiled
> >>> my kernel on my one machine and on the second I am just using the
> >>> GENERIC kernel. I'll recompile with this option set and try again and
> >>> post my results to the list.
> >>>
> >>> Thanks!
> >>>
> >> Try disabling hardware assisted checksumming. ( ifconfig bge0 -txcsum
> >> -rxcsum ).
> >
> > Thanks for the suggestion, but...
> >
> > That's actually one of the first things I tried before writing to the
> > list. No difference.
> >
> > I'm going to put an Intel Pro/100 card in shortly to see if the problem
> > goes away to be certain the issue is definitely with the integrated
> > Broadcom NICs.
>
> I've installed an Intel Pro/100 adapter in the Dell PowerEdge 2650. This
> is an Intel 82550 chipset. The packet loss problem is completely gone
> when using this NIC in the server, so it is definitely related to the
> bge driver and this chipset BCM5703 or something else in the server. I'm
> going to try and isolate which major release this problem appeared.
> Maybe this will help isolate the change that is causing this issue for me.
>
> --
>
> Vinny Abello
> Network Engineer
> vinny at tellurian.com
> (973)940-6100
> PGP Key Fingerprint: 3BC5 9A48 FC78 03D3 82E0  E935 5325 FBCB 0100 977A
>
> Tellurian Networks - The Ultimate Internet Connection
> http://www.tellurian.com (888)TELLURIAN
>
> "Courage is resistance to fear, mastery of fear - not absence of fear"
> -- Mark Twain

I still suggest you csup to stable, there are changes made to the driver :)


-- 
Regards,

-Abdullah Ibn Hamad Al-Marri
Arab Portal
http://www.WeArab.Net/