[ofa-general] OFED version for RHEL/CentOS 5.3?

[Tziporet Koren]

Pär Andersson wrote:
> Hello,
>
> Our main academic cluster (805 nodes, ConnectX 4x DDR) is currently 
> running CentOS 5.2 with a self-compiled OFED 1.3.1. I am preparing an 
> upgrade of the compute nodes to CentOS 5.3 and is trying to decide 
> what IB stack to use.
>
> All IB packages included in CentOS 5.3 seems to be newer than our 
> current OFED 1.3.1, at least according to the RPM version numbers. Do 
> you know which OFED release the 5.3 packages is based on?
>
> The options I am considering is:
>
> * Keep our current OFED 1.3.1 packages, just rebuild kernel-ib.
> * Switch to the packages included in CentOS 5.3.
> * Build and install OFED 1.4.
You will need to take 1.4.1 since 1.4 does not supporting CentOS 3.5
>
> How compatible is 1.4 with 1.3, if we should install that? Will MPI 
> libraries and other applications continue to work or need to be 
> recompiled?
I think you best options is take libraries and kernel from CentOS 5.3.
If not I would move to OFED 1.4.1 (GA soon)

Tziporet