Hitachi Dynamic Link Manager Software Users Guide for AIX (6.6) (T5208-96010, April 2011)

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Preface
This manual describes the functions and use of the following program products.
• Hitachi Dynamic Link Manager
Intended Readers
This manual is intended for system administrators who use Hitachi Dynamic Link
Manager (HDLM) to operate and manage storage systems. The readers of this manual
must have a basic knowledge of the following areas:
• AIX and its management functionality
• Storage system management functionality
• Cluster software functionality
• Volume management software functionality
Organization of This Manual
This manual is organized as follows:
1. Overview of HDLM
Chapter 1 gives an overview of HDLM, and describes its features.
2. HDLM Functions
Chapter 2 describes management targets and the system configuration of HDLM,
and the basic terms and functions for HDLM.
3. Creating an HDLM Environment
Chapter 3 describes the necessary preparations for installing HDLM, and then
describes how to install HDLM and set up the various functions.
4. HDLM Operation
Chapter 4 describes procedures for operating HDLM by using the HDLM
commands, and procedures for manually starting and stopping the HDLM
manager. This chapter also describes how to configure the appropriate
environment for operating HDLM, such as changing the HDLM
management-target devices that connect paths or replacing the hardware that
comprises a path.
5. Troubleshooting
Chapter 5 explains how to troubleshoot a path error, HDLM failure, or any other