perfSONAR User Q&A and Other Discussion

[Azher Mughal <>]

Both CentOS 5 and 6 does come with Mellanox modules in the default
kernels. Centos6:
/lib/modules/2.6.32-504.8.1.el6.x86_64/kernel/drivers/net/mlx4/

However the drivers are old from 2011.

-Azher

On 2/12/2015 8:06 AM, David A. J. Ripley wrote:
> We've found that Broadcom work well; as Szymon notes, they're very liberal 
> about which optics and DACs they accept. One downside is that the current 
> Linux drivers (at least in CentOS 6, the last time I looked) don't let you 
> mess with interrupt coalescing, but that's not been a big issue. Myricom 
> ConnectX-3 cards also work well, but (unless something has changed with 
> recent updates) Centos6 doesn't support them out of the box. Building the 
> driver isn't hard, though.
>
> D.
>
>> On Feb 12, 2015, at 10:39 AM, Szymon Trocha 
>> <>
>>  wrote:
>>
>> W dniu 2015-02-12 o 15:43, Daniel Matthews pisze:
>>> What 10GE NICs are most poplar these days? I am looking for a single port 
>>> SFP+ NIC.
>> Hi Dan,
>>
>> Myricom and Broadcom were used in the community with success. The 
>> advantage over Intel is that one could use general optics there without 
>> any setting modifications.
>>
>> Regards,
>>
>> -- 
>> Szymon Trocha
>>
>> Poznań Supercomputing & Netw. Center ::: NETWORK OPERATION CENTER
>> Tel. +48 618582022 ::: http://noc.man.poznan.pl
> --
> David A. J. Ripley
> Indiana University GlobalNOC.
> <>
>  +1-812-855-5079
> http://mypage.iu.edu/~daripley/daripley.pgp
>
>