Q-Logic Computer Drive IB0056101-00 G Benutzerhandbuch

2 – Feature Overview

Supported Distributions and Kernels

IB0056101-00  G

2-3

A

„

A subset of the QLogic InfiniBand Fabric Suite, the enablement tools, are 
offered with this release.

„

Two separate SCSI RDMA Protocol (SRP) modules are provided: the 
standard OpenFabrics (OFED) SRP, and QLogic SRP. 

„

QLogic MPI supports running exclusively on a single node without the 
installation of the HCA hardware.

„

OpenMPI and MVAPICH libraries built with the GNU, PGI, PathScale™, and 
Intel

®

 compilers are available, with corresponding mpitests RPMs. You 

can use mpi-selector to choose which MPI you want. These all run over 

PSM. 

„

4K Maximum Transfer Unit (MTU) is supported and is on by default. To take 
advantage of 4KB MTU, use a switch that supports 4KB MTU. QLogic also 
supports 2KB switches, and 4KB MTU switches configured for 2KB MTU. 
QLogic switches with firmware version 4.1 or later are recommended.

„

The Lustre

®

 cluster filesystem is supported.

Additional up-to-date information can be found on the QLogic web site, 
specifically:

„

The high performance computing page at 

„

The InfiniBand HCA page at 

The QLogic interconnect runs on AMD™ Opteron™ and Intel EM64T systems 
running Linux

®

. The currently supported distributions and associated Linux kernel 

versions for InfiniPath and OpenFabrics are listed in 

Table 2-2

. The kernels are 

the ones that shipped with the distributions.

Fedora Core 6 (FC6)

2.6.22 (x86_64)

Red Hat

®

 Enterprise Linux

®

 4.4, 4.5, 4.6 

(RHEL4.4, 4.5, 4.6) 

2.6.9-42 (U4), 2.6.9-55 (U5) 
2.6.9-67 (U6) (x86_64)

CentOS 4.4, 4.5 (Rocks 4.4, 4.5, 4.6)

2.6.9-42, 2.6.9.55, 2.6.9-67 (x86_64)

Scientific Linux 4.4, 4.5, 4.6

2.6.9-42, 2.6.9.55, 2.6.9-67 (x86_64)