Hdlm Functions - Hitachi XP P9500 User Manual

Chapter

2. HDLM Functions

This chapter describes the various functions that are built into HDLM. Before the
function specifications are explained though, this chapter will go into detail about the
HDLM management targets, system configuration, and basic terms that are necessary
to know to effectively operate HDLM. After that, the rest of the chapter focus on
describing all the HDLM functions, including the main ones: load distribution across
paths and path switching.
2.1 Devices Managed by HDLM
2.2 System Configuration
2.3 LU Configuration
2.4 Program Configuration
2.5 Position of the HDLM Driver and HDLM Device
2.6 Logical Device Files for HDLM Devices
2.7 Distributing a Load Using Load Balancing
2.8 Performing Failovers and Failbacks Using Path Switching
2.9 Monitoring Intermittent Errors (Functionality When Automatic Failback Is
Used)
2.10 Detecting Errors by Using Path Health Checking
2.11 Error Management
2.12 Collecting Audit Log Data
2.13 Integrated HDLM management using Global Link Manager
2.14 Cluster Support
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