HP Hitachi Dynamic Link Manager Software - Manual (Page 3)

Contents
Preface..................................................................................................xi
Intended audience....................................................................................................xii
Product version........................................................................................................xii
Release notes...........................................................................................................xii
Document revision level............................................................................................xii
Document organization.............................................................................................xii
Referenced documents.............................................................................................xiii
Document conventions.............................................................................................xiii
Convention for storage capacity values......................................................................xv
Getting help............................................................................................................xvi
Comments..............................................................................................................xvi
1 Overview of HDLM................................................................................1-1
What is HDLM?.......................................................................................................1-2
HDLM Features.......................................................................................................1-3
2 HDLM Functions...................................................................................2-1
Devices Managed by HDLM......................................................................................2-3
System Configuration..............................................................................................2-3
System Configuration Using an FC-SAN..............................................................2-3
System Configuration Using an IP-SAN...............................................................2-4
Setting Range of the iSCSI Software and iSCSI HBA...................................2-7
Storage systems Supported by HDLM.......................................................2-7
LU Configuration.....................................................................................................2-7
Program Configuration............................................................................................2-9
Driver Levels of the HDLM and MPIO Drivers...........................................................2-10
Distributing a Load Using Load Balancing................................................................2-11
Paths to Which Load Balancing Is Applied.........................................................2-13
When Using the Thunder 9500V Series, or Hitachi AMS/WMS Series..........2-13
When Using the Lightning 9900 Series, Lightning 9900V Series, Hitachi USP,
Universal Storage Platform V/VM, Virtual Storage Platform, Hitachi AMS2000
Series, or Hitachi SMS............................................................................2-14
Load Balancing Algorithms...............................................................................2-14
Performing Failovers and Failbacks Using Path Switching.........................................2-16
Automatic Path Switching................................................................................2-17
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Hitachi Dynamic Link Manager User Guide (for Windows(R))