Product manual

449
Appendix B: Multipathing on Windows
The appendix covers the following topics:
• Before You Begin (below)
• Installing PerfectPath (page 450)
• Verifying Installation (page 451)
• Running Perfect Path View (page 453)
• Monitoring Your LUNs and Paths (page 454)
• Features and Settings (page 460)
• Troubleshooting (page 467)
• Updating PerfectPath (page 468)
• Repairing PerfectPath (page 469)
• Removing PerfectPath (page 470)
PerfectPath is a multipathing software designed for use with PROMISE VTrak E-
Class RAID subsystem products and includes:
• GUI – Graphic user interface, PerfectPath View, for easy monitoring and
settings.
• DSM – Device-Specific Module driver.
• Events Service – Notification service posts events to the application log.
PerfectPath supports Fibre Channel and Serial Attached SCSI (SAS)
technologies.
PerfectPath runs on Windows Server 2008 and 2008 R2 operating systems, on
both x86 and x64 platforms.
For a list of supported OSes, download the latest compatibility list from
PROMISE support: http://www.promise.com/support/.
Before You Begin
Before you install PerfectPath on your Windows Host PC, you must:
• Install your Fibre Channel or SAS HBA cards and their device drivers.
• Close all computer and storage management applications, including
Computer Management, Device Manager, Disk Management, and the
Registry Editor.