Release Notes

Executive summary
4 Configuring and Installing the PS Series Multipathing Extension Module for VMware vSphere and PS Series | TR1074
Executive summary
Dell™ PS Series arrays optimize resources by automating performance and network load balancing. They
also offer all-inclusive array management software, host software, and free firmware updates.
High availability is an important requirement of any system in the data center. This availability is especially
critical if that system is a component in the virtual infrastructure where a virtualized datacenter is built.
Redundant hardware and RAID technologies form a critical foundation. When using shared storage, the paths
from the servers to the storage need to also be redundant and highly available.
This paper details the benefits of the Dell Multipathing Extension Module (MEM) for VMware
®
vSphere
®
, as
well as the installation and configuration process to provide Multi-Path I/O (MPIO) for high available access to
PS Series storage. Also covered are a number of overall virtual environment iSCSI design considerations and
best practices.