Hitachi Dynamic Link Manager Software Users Guide for VMWare

Figure 2-5 Configuration of the HDLM Programs
The following table lists and describes the functions of these programs.
Table 2-4 Functions of HDLM Programs
Program name Functions
HDLM command Provides the dlnkmgr command, which enables you to:
• Manage paths
• Display error information
• Set up the HDLM operating environment
HDLM utility Provides the HDLM utility, which enables you to:
• Collect error information
• Perform unattended installations of HDLM
• Perform unattended removals of HDLM
• Specify user account settings required for linking with
Global Link Manager
HDLM manager Monitors the operational status of hosts by linking with
Global Link Manager.
HDLM driver Controls all the HDLM functions, manages paths, and
detects errors.
• Save settings of an HDLM operating environment.
• Perform path health checking and automatic failback,
by linking with the VMware vSphere ESXi
functionality.
• Output path error messages to syslog on ESXi .
HDLM Functions
2-7
Hitachi Dynamic Link Manager (for VMware®) User Guide