HP XP7 Storage - Manual (Page 17)

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Overview of HDLM
HDLM is a software package that manages paths between a host and a
storage system. HDLM is designed to distribute loads across multiple paths
and will switch a given load to another path if there is a failure in the path
that is currently being used, thus improving system reliability.
This chapter gives an overview of HDLM and describes its features.
□
What is HDLM?
□ HDLM Features
Overview of HDLM
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Hitachi Dynamic Link Manager (for Windows®) User Guide