Device Mapper Multipath Enablement Kit for HP StorageWorks Disk Arrays v4.4.0 release notes (AA-RWF9K-TE, February 2010)

Installing HPDM Multipath Enablement kit 4.4.0
To install HPDM Multipath 4.4.0, complete the following steps:
1. Download the HPDM Multipath Enablement Kit for HP StorageWorks Disk Arrays v4.4.0 available
at: http://www.hp.com/go/devicemapper.
2. Log in as root to the host system.
3. Copy the installation tar package to a temporary directory (for example, /tmp/HPDMmul-
tipath).
4. Unbundle the package by executing the following commands:
#cd /tmp/HPDMmultipath
#tar -xvzf HPDMmultipath-4.4.0.tar.gz
#cd HPDMmultipath-4.4.0
5. Verify that the directory contains the following files and folders:
• INSTALL
• README.txt
• COPYING
• bin
• SRPMS
• conf
• docs
6. To install HPDM Multipath 4.4.0, execute the following command:
#./INSTALL
Configuring Device Mapper Multipath to enable HP arrays
This section describes the following:
• Recommended device parameter values
• Setting up HPDM Multipath
• SAN configuration supported by DM Multipath
Recommended device parameter values
To enable HP arrays, edit /etc/multipath.conf file by adding the following under devices
section:
For MSA2012fc/MSA2212fc/MSA2012i
device
{
Device Mapper Multipath Enablement Kit for HP StorageWorks Disk Arrays v4.4.0 release notes 7