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HP XC System Software : Release Notes
Version 3.2

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HP Part Number: A-XCRN3-2G

Published: March 2008

© Copyright 2007, 2008 Hewlett-Packard Development Company, L.P.

Abstract

This document contains release notes that apply to HP XC System Software Version 3.2 and its accompanying documentation set.

Table of Contents

About This Document

Intended Audience
Typographic Conventions
HP XC and Related HP Products Information
Related Information
Manpages
HP Encourages Your Comments

1 New and Changed Features

Base Distribution and Kernel
Support for Additional Hardware Models
OpenFabrics Enterprise Distribution for InfiniBand
HP Scalable Visualization Array
Partition Size Limits on Installation Disk
More Flexibility in Customizing Client Node Disk Partitions
Enhancements to the discover Command
Enhancements to the cluster_config Utility
System Management and Monitoring Enhancements
Enhancements to the OVP
Installing and Upgrading HP XC System Software On Red Hat Enterprise Linux
Support For HP Unified Parallel C
Documentation Changes

2 Important Release Information

Firmware Versions
Patches

3 Hardware Preparation

Upgrading BMC Firmware On HP ProLiant DL140 G2 and DL145 G2 Nodes

4 Software Installation On The Head Node

Manual Installation Required For NC510F Driver

5 System Discovery, Configuration, and Imaging

Notes That Apply Before You Invoke The cluster_prep Utility

Required Task for Some NIC Adapter Models: Verify Correct NIC Device Driver Mapping

Notes That Apply To The Discover Process

Discovery of HP ProLiant DL140 G3 and DL145 G3 Nodes Fails When Graphics Cards Are Present

Notes That Apply Before You Invoke The cluster_config Utility

Adhere To Role Assignment Guidelines for Improved Availability

Benign Message From C52xcgraph During cluster_config

Processing Time For cluster_config Might Take Longer On A Head Node With Improved Availability

Notes That Apply To Imaging

HP ProLiant DL140 G3 and DL145 G3 Node Imaging Fails When Graphics Cards Are Present

6 Software Upgrades

Do Not Upgrade If You Want Or Require The Voltaire InfiniBand Software Stack

7 System Administration, Management, and Monitoring

Perform A Dry Run Before Using The si_updateclient Utility To Update Nodes
Possible Problem With ext3 File Systems On SAN Storage

8 HP XC System Software On Red Hat Enterprise Linux

Enabling 32–bit Applications To Compile and Run

9 Programming and User Environment

MPI and OFED InfiniBand Stack Fork Restrictions
InfiniBand Multiple Rail Support
Benign Messages From HP-MPI Version 2.2.5.1

10 Cluster Platform 3000

11 Cluster Platform 4000

12 Cluster Platform 6000

Network Boot Operation and Imaging Failures on HP Integrity rx2600 Systems

Notes That Apply To The Management Processor

Required Task: Change MP Settings on Console Switches
MP Disables DHCP Automatically
Finding the IP Address of an MP

13 Integrated Lights Out Console Management Devices

iLO2 Devices In Server Blades Can Hang

14 Interconnects

InfiniBand Interconnect

enable Password Problem With Voltaire Switch Version 4.1

Myrinet Interconnect

Myrinet Monitoring Line Card Can Become Unresponsive
The clear_counters Command Does Not Work On The 256 Port Switch

QsNet^II Interconnect

Possible Conflict With Use of SIGUSR2
The qsnet Database Might Contain Entries To Nonexistent Switch Modules

15 Documentation

Documentation CD Search Option

HP XC Manpages

New device_config.8
Changes to ovp.8
New preupgradesys-lxc.8
New upgradesys-lxc.8

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