HP XP P9500 Storage - Manual (Page 156)

Removal Procedures - MSCS or VCS Environment
To remove HDLM:
1
.
Log on to Windows.
Log on as a member of the Administrators group.
2
.
Stop all the processes and services that use the HDLM management-
target paths.
Stop any processes or application services, such as a DBMS, that are
using the HDLM management-target paths.
3
.
Stop MSCS or VCS on all the hosts that make up the cluster.
When MSCS is used, follow the procedure described below.
Choose Administrative Tools and then Services. In the list of services,
right-click Cluster Service, and then from the Action menu choose Stop
to stop the service.
A message prompting you to restart the system might be displayed. If
this happens, choose No.
4
.
If a host and a storage system are connected via multiple paths,
reconfigure it so that only one path connects the host to the storage
system.
Removing HDLM in a multi-path configuration, might cause the disk
contents to become corrupted when the host restarts. Make sure that you
remove HDLM from a single path configuration only.
The following figure shows a single path configuration and a multi-path
configuration.
Figure 3-7 Single Path Configuration and Multi-path Configuration
In Windows Server 2008, if you have selected an EMC CX series LU as the
HDLM management-target device, perform the following steps to
unregister it. Otherwise, go to step 8.
5
.
From Control Panel, choose MPIO.
The MPIO Properties dialog box opens.
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Creating an HDLM Environment
Hitachi Dynamic Link Manager User Guide for Windows ®