Dell Power Edge R710 with CentOS

Tapas Mishra mightydreams at
Tue May 18 06:42:12 CDT 2010

Do I need to have any driver for network to go before I erase every
thing and do a fresh install of CentOS on my server.

On Tue, May 18, 2010 at 5:09 PM, Stephan van Hienen
<stephan.van.hienen at> wrote:
>>-----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.
> Stephan


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