[Beowulf] Upgrading to gigabit

Joe Landman landman at scalableinformatics.com
Wed Apr 27 16:28:18 PDT 2005

I have used the bcm5700 driver in most cases I run into tg3.  I know the 
kernel folks prefer the tg3 (fully open), but I keep running into 
network stalls, and all sorts of other goodies :(

Have not had a problem with the bcm5700.

Nate Faerber wrote:
> On Sun, 2005-04-24 at 09:06 -0400, Jeffrey B. Layton wrote:
>>Joe Landman wrote:
>>I heard the tg3 driver was awful. I don't have any experience with it
>>though. Doug and I have had pretty good luck with the Intel NICs
>>(we're using them in Kronos). They are pretty cheap right now.
> The tg3 *is* awful.  Unfortunately, RHEL 3 Update 4 and RHEL 4 only ship
> with the tg3 driver and it may not work with your Broadcom chip.  Check
> out Red Hat's Bugzilla for all of the tg3 complaints.
> That is not to say the Broadcom chip is bad.  Our experience with the
> bcm5700 driver available directly from Broadcom has been very good.  For
> this reason, Scyld Beowulf ships with the bcm5700 driver rather than the
> tg3 driver.

Joseph Landman, Ph.D
Founder and CEO
Scalable Informatics LLC,
email: landman at scalableinformatics.com
web  : http://www.scalableinformatics.com
phone: +1 734 786 8423
fax  : +1 734 786 8452
cell : +1 734 612 4615

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