Hitachi XP P9500 User Manual page 28

This means that each LU in the storage system is always recognized as
only one LU, regardless of the number of paths that are connected to
SCSI devices.
You can display all the various SCSI devices from the Windows' Device
Manager window.
After the installation of HDLM, an LU recognized by a host is called a host LU
(HLU). The areas in a host LU that correspond to the Devs in a storage
system LU are called host devices (HDev).
On a system using HDLM, in order to access a target LU, a drive letter is first
assigned to the disk that has been integrated by the MPIO driver. Such disks
are displayed in the Windows' Disk Management window.
Figure 2-4 LU Configuration Recognized by the Host After the Installation of
HDLM on page 2-8
the installation of HDLM.
Figure 2-4 LU Configuration Recognized by the Host After the Installation
Table 2-3 Components Recognized by the Host on page 2-8
components recognized by the host.
HLU
2-8
shows the LU configuration recognized by a host, after
Table 2-3 Components Recognized by the Host
Components
HDLM Functions
Hitachi Dynamic Link Manager User Guide (for Windows(R))
of HDLM
Description
An LU that the host recognizes via the HDLM driver. This
type of LU is called a host LU. Regardless of how many
paths are connected to it, only one host LU is recognized
for each LU in the storage system.
lists the