HP XC System Software Administration Guide Version 3.2

• There is a description of the ovp utility --opts=--queue option that allows you to specify
the LSF queue for performance health tests.
• A note regarding which ovp utility's performance health tests apply to Standard LSF and
which apply to LSF-HPC with SLURM incorporated with SLURM was added.
• The section describing general troubleshooting information was expanded for the following
topics:
— Cannot Connect to Database During Configuration
— NFS Mount Failure (Permission Denied)
— NFS Attribute Caching on Large-Scale Systems
— Stale Metrics Data
• A new issue, Multiple %EXPR% Expressions Are Not Accepted in the nagios_vars.ini File,
was added in the Nagios troubleshooting section.
• A new section on OFED Troubleshooting Procedures was added.
• A new section for Improved Availability Issues was added with the following subsections:
— How To Start HP Serviceguard When Only the Head Node is Running
— Restart Serviceguard Quorum Server if Quorum Server Node is Re-imaged
— Known Limitation if Nagios is Configured for Improved Availability
— Network Restart Command Negatively Affects Serviceguard
— Problem Failing Over Database Package Under Serviceguard
• A discussion of a benign error was added to the section on SLURM Run-Time
Troubleshooting
• The section on LSF-HPC Troubleshooting was expanded.
• A new section, Incorporating External Network Interface Cards, was incorporated from the
HowTo.
Typographic Conventions
This document uses the following typographical conventions:
%, $, or #
A percent sign represents the C shell system prompt. A dollar
sign represents the system prompt for the Korn, POSIX, and
Bourne shells. A number sign represents the superuser prompt.
audit(5) A manpage. The manpage name is audit, and it is located in
Section 5.
Command
A command name or qualified command phrase.
Computer output
Text displayed by the computer.
Ctrl+x A key sequence. A sequence such as Ctrl+x indicates that you
must hold down the key labeled Ctrl while you press another
key or mouse button.
ENVIRONMENT VARIABLE The name of an environment variable, for example, PATH.
[ERROR NAME]
The name of an error, usually returned in the errno variable.
Key The name of a keyboard key. Return and Enter both refer to the
same key.
Term The defined use of an important word or phrase.
User input
Commands and other text that you type.
Variable
The name of a placeholder in a command, function, or other
syntax display that you replace with an actual value.
[ ] The contents are optional in syntax. If the contents are a list
separated by |, you can choose one of the items.
{ } The contents are required in syntax. If the contents are a list
separated by |, you must choose one of the items.
20 About This Document