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4 PS Series Architecture: MPIO with Devices That Have Unequal Link Speeds | TR1105 v1
Executive summary
A Best Practice when building a Dell
™
PS Series SAN is to use equal network speed on all hardware
attached to the SAN. This includes host ports, network switches and PS Series arrays. When this is not
possible, the PS Series Multi-Path I/O (MPIO) software included with Windows
®
, VMware
®
and Linux
®
HIT
kits attempts to optimize the resources present. This document explains the behavior of the MPIO
software in the event that the equipment attached to the SAN is not utilizing the same network speed.