HP XP P9500 Storage - Manual (Page 157)

Settings for Using PowerHA
To use PowerHA, install HDLM on all hosts comprising the cluster, configure
the hdisks, set up the storage system (if using Thunder 9500V series, or
Hitachi AMS/WMS series devices), and register the HDLM script for PowerHA.
Also, set up the same reservation policy in all of the hdisks that are shared by
multiple hosts in the cluster.
Storage System Settings
Setting Up a Thunder 9500V Series Device
To use a Thunder 9500V series device as the storage system, perform the
setup shown in the table below. For details about setting up a Thunder 9500V
series device, see the manual for Thunder 9500V series.
Table 3-20 Thunder 9500V Series Settings for Using PowerHA
Item Setting
Logical Unit Reset propagation mode in Host connection mode 2
(set to the host group to be used)
ON
Setting Up a Hitachi AMS/WMS Series Device
To use a Hitachi AMS/WMS series device as the storage system, perform the
setup shown in the table below. For details about how to set up a Hitachi
AMS/WMS series device, see the documentation for the Hitachi AMS/WMS
series.
Table 3-21 Hitachi AMS/WMS Series Setting for Using PowerHA
Item Setting
Reset propagation mode in Host connection mode 2 (set to the
host group to be used)
ON
Registering the HDLM Script for PowerHA
To use PowerHA, you need to add custom disk methods to the HDLM script
for PowerHA. The HDLM script for PowerHA is supplied with HDLM.
The following procedure describes how to specify a custom disk method. This
setup procedure assumes that PowerHA 6.1 is used. The actual screen
transitions for the SMIT menu might be different depending on the PowerHA
version. Therefore, also refer to the PowerHA documentation.
To specify a custom disk method:
1
.
From the SMIT window, display the Add Custom Disk Methods window.
Choose the following sequence of menu items to display this window:
Creating an HDLM Environment
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Hitachi Dynamic Link Manager User Guide for AIX ®