HP StorageWorks Modular Smart Array 1000 Installation and Reference Guide for - Page 27

A Software components

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A Software components This appendix describes the HP MPIO MSA DSM software components, including: • Drivers • User mode components Drivers The HP MPIO MSA DSM software components include the following multipath drivers: • Microsoft 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 Device Specific Module (DSM) driver • HPMAADSM.SYS is the HP DSM driver for MSA 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 includes: • HP MPIO DSM manager GUI • HP MPIO MSA DSM command line interface • HP MPIO MSA DSM performance monitoring provider 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. HP MPIO DSM Manager contains files described in Table 4: NOTE: To manage HP MPIO EVA DSM 3.00.00 and later, use HP MPIO DSM manager 3.00.00 or later. Table 4 HP MPIO DSM manager GUI files File SecurePathMgr.dll VolInfoDLL.dll SpWmiInfo.dll Description This is the Microsoft Management Console snap-in DLL used to manage the HP DSMs. Gathers information about the drive letter, mount points, and volume labels from the system. Handles the communication with the HP DSMs using WMI interfaces. HP MPIO Full Featured DSM for MSA1000/1500 (Active-Active) Disk Arrays 3.00.00 27

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A Software components
This appendix describes the HP MPIO MSA DSM software components, including:
•
Drivers
•
User mode components
Drivers
The HP MPIO MSA DSM software components include the following multipath drivers:
•
Microsoft 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
fi
lter (HBA upper
fi
lter).
•
HP Device Speci
fi
c Module (DSM) driver
•
HPMAADSM.SYS
is the HP DSM driver for MSA disk arrays. It interacts with
MPIO.SYS
to
provide device-speci
fi
c 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 includes: -
•
HP MPIO DSM manager GUI
•
HP MPIO MSA DSM command line interface
•
HP MPIO MSA DSM performance monitoring provider
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 noti
fi
cations on path or device failure events. The HP MPIO DSM Manager is provided as
a separate installation package. HP MPIO DSM Manager contains
fi
les described in
Table 4
:
NOTE:
To manage HP MPIO EVA DSM 3.00.00 and later, use HP MPIO DSM manager 3.00.00 or later.
Table 4 HP MPIO DSM manager GUI
fi
les
File
Description
SecurePathMgr.dll
This is the Microsoft Management Console snap-in DLL used
to manage the HP DSMs.
VolInfoDLL.dll
Gathers information about the drive letter, mount points, and
volume labels from the system.
SpWmiInfo.dll
Handles the communication with the HP DSMs using WMI
interfaces.
HP MPIO Full Featured DSM for MSA1000/1500 (Active-Active) Disk Arrays 3.00.00
27