3.7.0 HP StorageWorks HP Scalable NAS File Serving Software upgrade guide HP Scalable NAS for Linux (AG513-96005, October 2009)

• device-mapper-1.02.13-6.14 or later
• readline_devel_5.1-24 .19 or later
Configure Linux Device Mapper MPIO
Download the HP Device Mapper Multipath Enablement Kit and configure it as
described below. (Do not use the directions provided with the kit.) Complete the
following steps on each server:
1. Download the HP Device Mapper Multipath Enablement Kit for HP StorageWorks
Disk Arrays 4.1.0 package. The package is available at the following location:
http://www.hp.com/go/devicemapper
2. Login as root.
3. Copy the tar package to a temporary directory such as /tmp/
HPDMmultipath.
4. Unbundle the package:
# cd /tmp/HPDMmultipath
# tar –xvzf HPDM multipath-4.1.0.tar.gz
# cd HPDMmultipath-4.1.0
5. Install the package:
# ./INSTALL
6. Add the appropriate options to the HP Scalable NAS /etc/opt/hpcfs/
fc_pcitable file as described below under “Update the fc_pcitable file.”
7. For Red Hat systems only, add the ulimit parameter to the /etc/rc.d/
init.d/multipathd file. See Update the multipathd file, page 108.
Transition to Linux Device Mapper MPIO106