Settings for using powerha, Storage system settings, Registering the hdlm script for powerha – HP XP Racks User Manual

Page 161: Settings for using powerha -95, Storage system settings -95, Setting up a thunder 9500v series device -95, Setting up a hitachi ams/wms series device -95, Registering the hdlm script for powerha -95, For powerha, Settings for using powerha on

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mkdev -l hdisk-name
cfgmgr

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.

Creating an HDLM Environment

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Hitachi Dynamic Link Manager (for AIX) User Guide

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