7914Admin_Subsystem.fm Draft Document for Review March 28, 2011 12:24 pm
204  IBM System Storage DS3500: Introduction and Implementation Guide
The Array containing mirror repositories must not be deleted until the remote mirroring is 
deactivated again. These two repositories are automatically deleted during deactivation of 
Remote Logical Drive Mirroring.
Figure 8-13   Mirror Repositories
All details about remote mirroring are fully described in IBM Midrange System Storage Copy 
Services Guide, SG24-7822.
iSCSI
This option in the Storage Subsystem pull-down menu is available and visible only if iSCSI 
daughter cards are installed in DS3500 subsystem. Detailed description how to set 
attachment to iSCSI hosts is in Chapter 13, âAdministration - iSCSIâ on page 317.
Drive Security
This option in the Storage Subsystem pull-down menu is available and visible only if Full 
Disk Encryption premium feature is enabled (see âPremium Featuresâ on page 200) and 
some SED disk drives installed. All details how to configure encrypted disk drives are covered 
in Chapter 15, âDisk Security with Full Disk Encryption drivesâ on page 449.
Recovery Guru
The Recovery Guru item in the Storage Subsystem pull down menu opens the same 
window as if you click on the Recovery Guru icon in Toolbar area. More details about 
Recovery Guru can be found in Chapter 14, âAdministration - Supportâ on page 337.
Monitor Performance
The Monitor Performance item in the Storage Subsystem pull down menu opens the same 
window as if you click on the Monitor Performance icon in Toolbar area. More details about 
Monitor Performance can be found in Chapter 14, âAdministration - Supportâ on page 337.
Change
The Change menu item in Storage Subsystem menu is one of the most important for setting 
global parameters of DS3500 storage subsystem. Many changes done by this menu, can be 
done also directly in some tabs, but we describe most of them in this section.
Select Storage Subsystem ďŽ Change and menu (Figure 8-14 on page 205) offers several 
options to configure: 
ň° Battery Settings
ň° Cache Settings
ň° Default Host Type
ň° Failover Alert Delay
ň° Time-out Setting
ň° Enclosure ID
ň° Enclosure Order