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1 overview of the hdlm command dlnkmgr – HP Hitachi Dynamic Link Manager Software User Manual

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6. Command Reference

356

6.1 Overview of the HDLM Command dlnkmgr

This section describes how to specify the HDLM command

dlnkmgr

and its

subcommands (called operations in HDLM).

Command format

Enter the command using the following format:

dlnkmgr

operation

[

parameter

[

parameter-value

]]

dlnkmgr

The command name.

operation

The type of operation entered after

dlnkmgr

.

parameter

A value required for an operation.

parameter-value

A value required for an operation parameter.

Operations of the dlnkmgr command

Table 6-1: Operations of the dlnkmgr Command shows the operations of the

dlnkmgr

command and their functions.

Table 6-1: Operations of the dlnkmgr Command

Operation

Functions

clear

Initializes (0) the statistics (I/O count and I/O errors) of all paths managed by the HDLM

system. For details, see 6.2 clear (Returns the Path Statistics to the Initial Value).

help

Displays the format of the operation used for HDLM. For details, see 6.3 help (Displays the

Operation Format).

offline

Places offline an online path or paths. For details, see 6.4 offline (Places Paths Offline).

online

Places online an offline path or paths. For details, see 6.5 online (Places Paths Online).

set

Sets the HDLM operating environment. For details, see 6.6 set (Sets Up the Operating

Environment).

view

Displays HDLM program information, path information, LU information, HBA port

information, CHA port information, and corresponding information about each HDLM device,
sd or ssd device, and LDEV. For details, see 6.7 view (Displays Information).