Using and Administering

How this Book is Organized

This books contains the following sections:

• "Overview of LoadLeveler" describes what LoadLeveler is and how it works, and includes an explanation of the LoadLeveler daemons and processes.

• "Using LoadLeveler" describes how to submit both serial and parallel jobs to LoadLeveler.

• "Administering LoadLeveler" describes how to perform administration tasks, such as configuring LoadLeveler, gathering accounting data, and routing jobs to NQS.

• "Command Reference" describes the LoadLeveler commands.

• "The LoadLeveler Graphical User Interface" describes the LoadLeveler graphical user interface.

• "The LoadLeveler Application Programming Interfaces" describes LoadLeveler's application programming interfaces.

• Appendix A. "Troubleshooting" includes the following: "Troubleshooting LoadLeveler", Appendix B. "Customer Case Studies", and Appendix C. "Sample Files".

A glossary and index are also included.

Users of LoadLeveler should, at a minimum, become familiar with "Overview of LoadLeveler" and "Using LoadLeveler". Administrators should, at a minimum, become familiar with "Administering LoadLeveler", and may find it helpful to read "Troubleshooting LoadLeveler".

Typographic Conventions

This book uses the following typographic conventions:

Typographic	Usage
Bold	Bold words or characters represent system elements that you must use literally, such as commands, flags, and path names. Bold words also indicate the first use of a term included in the glossary.
Italic	Italic words or characters represent variable values that you must supply. Italics are also used for book titles and for general emphasis in text.
Constant width	Examples and information that the system displays appear in constant width typeface.
[ ]	Brackets enclose optional items in format and syntax descriptions.
{ }	Braces enclose a list from which you must choose an item in format and syntax descriptions.
|	A vertical bar separates items in a list of choices. (In other words, it means "or.")
< >	Angle brackets (less-than and greater-than) enclose the name of a key on the keyboard. For example, <Enter> refers to the key on your terminal or workstation that is labeled with the word Enter.
...	An ellipsis indicates that you can repeat the preceding item one or more times.
<Ctrl-x>	The notation <Ctrl-x> indicates a control character sequence. For example, <Ctrl-c> means that you hold down the control key while pressing <c>.