Dell Power Edge R710 with CentOS

Stephan van Hienen stephan.van.hienen at
Tue May 18 06:39:32 CDT 2010

>-----Original Message-----
>From: linux-poweredge-bounces at [mailto:linux-poweredge-bounces at] On Behalf Of Tom Boland
>Sent: dinsdag 18 mei 2010 13:23
>To: Tapas Mishra
>Cc: linux-poweredge at
>Subject: Re: Dell Power Edge R710 with CentOS
>I haven't upgraded any of our boxes from 5.4 yet, but I have to say I've had two big problems with the stock bnx2 NIC drivers from 5.4
>(for both R610s and R710s).  The first problem was that the NICs would just die randomly when under heavy load, which required a
>network restart.  This in particular can be resolved by adding options bnx2 disable_msi=1 to /etc/modprobe.conf.  After that, I was
>finding that a box which was in production would occasionally start intermittently losing packets/connectivity, which also required a
>network restart.  I couldn't resolve this without getting the latest NIC drivers from the Dell website.
>Now I don't have any problems, but I've stopped my kernel from automatically updating until I set the NIC driver up using DKMS.
>It's not easy to test that the problem could be fixed in RHEL/CentOS 5.5, but I'll give it a go.

This issue is not fixed in rhel5.5, so you still need to use the bnx2 disable option.


More information about the Linux-PowerEdge mailing list