HP XC System Software : XC Version 3.1 Release Notes Version 3.1

HP Part Number: A-XCREL-2N

Published: March 2008

Abstract

This document contains release notes that apply to HP XC System Software Version 3.1 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
New Hardware Support
Installing HP XC as a Layered Product on Red Hat Linux
Improved Availability
Support for Software RAID-0 and RAID-1
Support for IPv6 Addresses
Support for Jumbo Frames
Changes to Node Roles and Services
Enhancements to the discover Command
Changes to Internal Node Naming Conventions
Enhancements to the cluster_config Utility
New Software Upgrade Types
System Management and Monitoring Enhancements
Job Management: LSF and SLURM
Enhancements to the OVP
HP Job Performance Analyzer
Documentation Changes

2 Important Release Information

Firmware Versions
Patches

3 Hardware Preparation

Preparing HP Server Blades and Enclosures
Upgrading BMC Firmware on HP ProLiant DL140 G2 and DL145 G2 Nodes
Additional Information About Preparation Tasks for the HP ProLiant DL140 G3
Preparing HP ProLiant DL385 G2 Nodes
Preparing HP ProLiant DL585 G2 Nodes
Preparing HP Integrity rx2660 Nodes
Minimum Firmware Versions for InfiniBand HCA

4 Head Node Installation

Notes to Read Before the Kickstart Installation Session

Additional Kickstart Boot Command Options For Some Hardware Models

Reusing Partitions Does Not Work on All HP Integrity Systems

MySQL Database Daemon Does Not Start

5 System Configuration

Notes That Apply Before You Invoke the cluster_prep Utility

Use Alphabetic Characters in Node Naming Prefix
Required Task for Some NIC Adapter Models: Verify Correct NIC Device Driver Mapping

Do Not Terminate the cluster_prep Utility

Required Task: Reset the Database After Installing Patch hptc-cluconfig-4-19.9sp

Notes That Apply to the Discover Process

Segmentation Fault Observed with Enclosure-Based discover Command
Benign Messages with Enclosure-Based discover Command
ProLiant DL145 G2 2 Console Port Might Lose Connectivity to the Administration Network

Notes That Apply Before You Invoke the cluster_config Utility

Remove the management_hub and console_network Roles From the Head Node on Systems With More Than 256 Nodes
Follow Role Assignment Guidelines for Improved Availability
Update initrd Files With Required Hardware
Change the InfiniBand Switch Root Password
Save the Contents of the /etc/dhcpd.conf File
Error Messages for InfiniBand Switch Entries

Benign Messages Seen During cluster_config Processing

Processing Time for cluster_config Might Take Longer on a Head Node With Improved Availability

Notes That Apply After You Invoke the cluster_config Utility

Update the LSF Scheduler After Running the spconfig Command
Hardware Configurations with Mixed Opteron and Xeon Hardware and InfiniBand Require an Imaging Override
snmptrapd Might Not Start on Systems Discovered With the ic=AdminNet Option
Configure Additional Boot Option on ProLiant DL145 Generation 2 Client Nodes With PCI-X InfiniBand Cards
Increase the Imaging Time Out Limit on Systems With Large Disks
Edit the /etc/dhcpd.conf File

OVP Reports Benign Nagios Warnings

OVP Might Return LSF Errors

OVP qsnet_database Test May Fail Due to Benign Errors Returned By the qsctrl Utility

6 Software Upgrades

Notes That Are Common to Both Upgrade Types

Upgrade Does Not Require All Patches For Current Release
Save the LSF Configuration and Customizations Before Upgrading
Possible Failed RPM Dependencies Errors Seen During the preupgradesys Utility
The upgradesys Utility Might Fail While Backing Up the Database
The hptc-ire-serverlog Service Might Not Start

Notes That Apply to Major Upgrades

Required Task: Add Missing MAC Addresses
Required Task: Determine MAC Addresses For Client Nodes With External Devices
Required Task: Set External MAC Addresses Before Running the cluster_config Utility
Required Task: Remove SystemImager Override Symbolic Links Before Running the cluster_config Utility
Required Task on HP Integrity Head Nodes: Edit the elilo.conf File
Required Task for HP Integrity Hardware: Set the IPMI Password
InfiniBand Directory is Missing from the /etc/profile File
Invoke the cluster_config Utility From the Console
HP Integrity System Does Not Boot After an Upgrade

Notes That Apply to Minor Upgrades

7 System Administration and Management

Multiple %EXPR% Expressions Are Not Accepted In the nagios_vars.ini File

The collectl Utility Does Not Correctly Handle the Change to Daylight Savings Time

Perform a Dry Run Before Using the si_updateclient Utility to Update Nodes

NAT Server Aliases Continue to Run When the Number of NAT Servers Are Reduced

Re-edit the /etc/dhcpd.conf File if the cluster_config or discover Utilities Are Invoked Again

Cannot Connect to Database During Configuration

Consider Disabling Attribute Caching on Large-Scale Systems

Possible Problem with ext3 File Systems on SAN Storage

Notes That Apply to Improved Availability

Restart Serviceguard Quorum Server if Quorum Server Node is Re-imaged
Benign Messages
Known Limitation if Nagios is Configured for Improved Availability
Network Restart Command Negatively Affects Serviceguard
Problem Failing Over Database Package Under Serviceguard

8 Load Sharing Facility and Job Management

Load Sharing Facility

Maintaining Shell Prompts in LSF-HPC Interactive Shells
Node Reboot Might Result in Inconclusive Job Termination
Short LSF Queue RUN_WINDOW Can Suspend Other Jobs

Job Management

9 Programming and User Environment

Required HP-MPI Option on Systems With a Mix of InfiniBand PCI-X and PCI Express

10 Cluster Platform 3000

11 Cluster Platform 4000

12 Cluster Platform 6000

Network Boot Operation and Imaging Failures on HP Integrity rx2600 Systems

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 Can Become Unresponsive

14 Interconnects

InfiniBand Interconnect

No InfiniBand Graphs with Firmware Older Than Version 3.4.2

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 May Contain Entries to Nonexistent Switch Modules

15 Documentation

Documentation CD Search Option

HP XC System Software Installation Guide

Typographical Error in Path to iptables.proto.rpmsave File
Typographical Error in Procedure to Create a Lock LUN Device
Incorrect Command Line for Rebuilding Serviceguard Modules
Missing Key Sequence
Incorrect Boot Command Line Option for HP ProLiant DL145 G2 Hardware Models

HP XC System Software Administration Guide

Syntax Error for the setnode Command
Error in Using File Overrides to the Golden Image
Missing Procedure to Change InfiniBand Switch Root Password
Moving SLURM and LSF to Their Backup Nodes

Manpages

Index

List of Figures

3-1 HP Integrity rx2660 Server Rear View

List of Tables

1-1 Upgrade Types
3-1 iLO Settings for HP ProLiant DL385 G2 Nodes
3-2 RBSU Settings for HP ProLiant DL385 G2 Nodes
3-3 iLO Settings for HP ProLiant DL585 G2 Nodes
3-4 RBSU Settings for HP ProLiant DL385 G2 Nodes
4-1 Boot Command Line Based on Hardware Model

HP XC System Software : XC Version 3.1 Release Notes
Version 3.1

Technical documentation

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HP XC System Software : XC Version 3.1 Release NotesVersion 3.1

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HP XC System Software : XC Version 3.1 Release Notes
Version 3.1