HP MPIO Full Featured DSM for P9000 family of Disk Arrays 4.02.00 installation and reference guide (AA-RVJ6M-TE, October 2010)

A Software components
This appendix describes the following components of HP MPIO P9000 DSM:
• Drivers
• User mode components
Drivers
The HP MPIO P9000 DSM components include the following multipath drivers:
• Microsoft MPIO Framework Drivers
• MPIO.SYS is the multipathing bus driver.
• MPDEV.SYS is the replacement class driver. It communicates with MPIO.SYS.
• MPSPFLTR.SYS is a port driver filter (HBA upper filter).
• HP DSM driver
• HPXPDSM.SYS is the HP DSM driver for XP disk arrays. It interacts with MPIO.SYS to provide
device-specific functions.
HP recommends that you do not remove, delete, or disable these drivers while multipath hardware is
attached to your system.
User mode components
The user mode components include:
• HP MPIO DSM manager GUI
• HP MPIO P9000 DSM command line interface (CLI)
• HP MPIO P9000 DSM performance monitoring provider
• HP MPIO P9000 DSM persistent reservations clear utility
HP MPIO DSM manager GUI
The HP MPIO DSM manager GUI monitors and manages the HP DSMs. It also enables administrator
to receive e-mail notifications on path or device failure events. The HP MPIO DSM Manager is provided
as a separate installation package.
NOTE:
To manage HP MPIO P9000 DSM 4.02.00 and later, use HP MPIO DSM Manager 4.01.01 or later.
HP MPIO Full Featured DSM for P9000 family of Disk Arrays 4.02.00 installation and reference
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