Chapter 6 HPSS Configuration
HPSS Installation Guide September 2002 315
Release 4.5, Revision 2
6.7.2 Configure the Storage Hierarchies
Storagehierarchy information must be created for each storage hierarchy that is to be supported by
the HPSS system. An HPSS storage hierarchy can be created using the HPSS Storage Hierarchy
window.After the configuration entry is created, it can be viewed, updated or deleted through the
same window.
Fromthe HPSS Health and Status window (shown in Figure 6-1), click on the Admin menu, select
theConfigure HPSS option and click on theStorage Hierarchies option. TheHPSS Hierarchies
window will be displayed. To create a new hierarchy, click on the “New Hierarchy ...” button.
TheStorage Hierarchy Configuration window will be displayed as shown in Figure 6-17. The fields
are displayed with default values for a new storage hierarchy. If the default data is not desired,
changethe fields with the desired values. Click on the Add button to create the configuration entry.
To update an existing storage hierarchy, select theLoad Existing button on the Storage Hierarchy
Configuration window and select the desired storage hierarchy from the popup list. The window
willbe refreshed with the data from the selected storage hierarchy. After modifying the data, click
onthe Update button to write the changes to the SFS file. Refer to Section 3.11.2: Changing Storage
Hierarchy Definition (page 80) in theHPSS Management Guide for more guidelines on changing a
storage hierarchy configuration.
Change selected
Warning Threshold
to
Override value of the
Storage Class Warning
Threshold for the selected
subsystem.
For disk, any integer percentage
between 1 and 100 (inclusive) which
is less than or equal to the Critical
Threshold.
For tape, any non-negative integer
VV count which is greater than or
equal to the Critical Threshold.
Note that the threshold for a disk
class may be disabled by setting this
value to 100 percent, and the
threshold for a tape class may be
disabled by setting this value to zero.
None
Change selected
Critical Threshold
to
Override value of the
Storage Class Critical
Threshold for the selected
subsystem.
For disk, any integer percentage
between 1 and 100 (inclusive) which
is greater than or equal to the
Warning Threshold.
For tape, any non-negative integer
VV count which is less than or equal
to the Warning Threshold.
Note that the threshold for a disk
class may be disabled by setting this
value to 100 percent. The threshold
for a tape class may be disabled by
setting this value to zero.
None

Table 6-12 Storage Subsystem-Specific Thresholds Variables

Display Field

Name Description Acceptable Values Default

Values