Operating System Considerations; Identifying P-Vol And V-Vol Lus On Windows - Hitachi AMS2100 User Manual

Operating system considerations

Identifying P-VOL and V-VOL LUs on Windows

WARNING! Your host group changes will be applied to multiple ports. This
change will delete existing host group mappings and corresponding Host
Group IDs, corrupting or removing data associated with the host groups. To
keep specified host groups you do not want to remove, please cancel this
operation and make changes to only one host group at a time.
WARNING! Your host group changes will be applied to multiple ports. This
change will delete existing host group mappings and corresponding Host
Group IDs, corrupting or removing data associated with the host groups. To
keep specified host groups you do not want to remove, please cancel this
operation and make changes to only one host group at a time.
Hitachi AMS 2000 Family Copy-on-Write SnapShot User Guide
The following sections provide recommendations and restrictions for
SnapShot volumes.
In the Navigator 2 GUI, the P-VOL and S-VOL are identified by their
LU number. In Windows, LUs are identified by their HLUN. The
following instructions provide procedures for the iSCSI and fibre
channel interfaces.To understand the mapping of a LUN on Windows,
proceed as follows:
1. Identify the HLUN of your Windows disk.
a. From the Windows Server 2003 Control Panel, select
Computer Management/Disk Administrator.
b. Right-click the disk whose HLUN you want to know, then
select Properties. The number displayed to the right of "LUN"
in the dialog window is the HLUN.
2. Identify HLUN-to-LUN Mapping for the iSCSI interface as follows.
(If using fibre channel, skip to Step 3.)
a. In the Navigator 2 GUI, select the desired array.
b. In the array tree, click the Group icon, then click the iSCSI
Targets icon.
c. Click the iSCSI Target that the volume is mapped to.
d. On the screen for the host group, click the Logical Units tab.
The volumes mapped to the Host Group display. You can
confirm the LUN is mapped to the H-LUN.
3. Identify HLUN-to-LUN Mapping for the Fibre Channel interface, as
follows:
a. In the Navigator 2 GUI, select the desired array.
b. In the array tree that displays, click the Groups icon, then
click the Host Groups icon in the Groups tree.
Planning and design
2-13