Chapter 6 HPSS Configuration
HPSS Installation Guide September 2002 259
Release 4.5, Revision 2
6.4 Storage Subsystems Configuration
The storage subsystem configuration information can be configured using theHPSS Storage
Subsystem Configuration window.
Dueto the importance of the storage subsystem configuration metadata, great care must be taken
beforeupdating it once the system is configured. If the storage subsystem configuration is updated
or deleted,all HPSS components, (including SSM) must be recycled.
Fromthe HPSS Health and Status window (shown in Figure 6-1 on page 252), click on the Admin
menu,select the Configure HPSS option and click on the Storage Subsystems option. The Storage
Subsystem Configuration window will be displayed as shown in Figure 6-4. The fields are
displayedwith default values for a new storage subsystem. If the default data is not desired, change
the fields with the desired values. Click on theAdd button to create the configuration entry.
To update an existing storage subsystem, select theLoad Existing button on the Storage
Subsystem Configurationwindow and select the desired storage subsystem from the popup list.
The window will be refreshed with the configuration data. After modifying the data, click the
Update button to write the changes to the SFS file.
Todelete an existing storage subsystem, select the Load Existing button on the Storage Subsystem
Configurationwindow and select the desired storage subsystem from the popup list. The window
will be refreshed with the configuration data. Click on theDelete button to delete the storage
subsystem.
Referto the window's help file for more information on the individual fields and buttons as well as
the supported operations available from the window.
Storage Classes Name of the SFS file where
storage class configurations
are stored.
Any valid
Encina
filename
/.:/encina/sfs/
hpss/
storageclass
Storage Hierarchies Name of the SFS file where
storage hierarchy
configurations are stored.
Any valid
Encina
filename
/.:/encina/sfs/
hpss/hierarchy
Storage Subsystems Name of the SFS file where
storage subsystem
configurations are stored.
Any valid
Encina
filename
/.:/encina/sfs/
hpss/
storsubsyscon
fig
Subsystem Storage Class
Thresholds Name of the SFS file where
storage subsystem-specific
migration and purge
thresholds are stored.
Any valid
Encina
filename
/.:/encina/sfs/
hpss/
sclassthreshol
d
Table 6-1 Global Configuration Variables
Display Field Name Description Acceptable
Values Default
Value