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HP Hitachi Dynamic Link Manager Software User Manual

Page 318

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7. Utility Reference

294

7.3 The dlmpr Utility for Clearing HDLM Persistent Reservations

The

dlmpr

utility clears the persistent reservation that is left in an LU after HDLM is

uninstalled. However, a persistent reservation is not left in an LU when you uninstall

HDLM as instructed by the procedure in this manual. This utility is located in the

following location:
drive-where-the-installation-DVD-has-been-inserted

:\HDLM_Windows\DLMTools

Note:

This utility can be executed when the following conditions are satisfied:

HDLM has been uninstalled.
Services and drivers in a cluster system have not started yet.

7.3.1 Format

dlmpr {-c| -d| -h}

7.3.2 Parameters

-c

Displays a list of the paths for LUs managed by HDLM and persistent reservation

information. When you specify the path ID, the persistent reservation for the path

is cleared.

-d

Displays a list of the paths for LUs managed by HDLM and persistent reservation

information.

-h

Displays the format of the

dlmpr

utility.

No parameters

Displays an overview of this utility.

(1) Procedure for Executing the dlmpr Utility in MSCS Environments:

1.

Start a host from among the hosts that make up the MSCS system.

2.

Choose Start, Settings, Control Panel, double-click Administrative Tool, and

then double click Computer Management.

3.

Choose Services and Applications, and then double-click Services. A list of

services is displayed. From the list, right-click Cluster Service, and choose

Properties. In the General tab, select Disabled from the Startup type combo