Purchasing Hardware And Software - IBM Hub/Switch Installation Manual

6. Define the HPSS storage characteristics and create the HPSS storage space to satisfy the
site's requirements:
Define the HPSS file families. Refer to Section 2.9.4: File Families on page 105 for more
information about configuring families.
Define filesets and junctions. Refer to Section 8.7: Creating Filesets and Junctions on page
465 for more information.
Define the HPSS storage classes. Refer to Section 2.9.1: Storage Class on page 93 for more
information on the storage class configuration.
Define the HPSS storage hierarchies. Refer to Section 2.9.2: Storage Hierarchy on page
101 for more information on the storage hierarchy configuration.
Define the HPSS classes of service. Refer to Section 2.9.3: Class of Service on page 102 for
more information on the class of service configuration.
Define the migration and purge policy for each storage class. Refer to Section 2.8.1:
Migration Policy on page 82 and Section 2.8.2: Purge Policy on page 84 for more
information on the Migration Policy and Purge Policy configuration, respectively.
Determine the HPSS storage space needed for each storage class. Refer to Section
2.10.1: HPSS Storage Space on page 106 for more information on the HPSS storage space
considerations.
Identify the disk and tape media to be imported into HPSS to allow for the creation of
the needed storage space.
7. Define the location policy to be used. Refer to Section 2.8.6: Location Policy on page 89 for
more information.
8. Define the accounting policy to be used. Refer to Section 2.8.3: Accounting Policy and Valida-
tion on page 85 for more information on the Accounting Policy configuration.
9. Define the logging policy for the each of the HPSS servers. Refer to Section 2.8.5: Logging
Policy on page 89 for more information on the Logging Policy configuration.
10. Define the security policy for the HPSS system. Refer to Section 2.8.4: Security Policy on
page 87 for more information on the Security Policy for HPSS.
11. Identify whether or not a Gatekeeper Server will be required. It is required if a site wants
to do Account Validation or Gatekeeping. Refer to Section 2.8.3: Accounting Policy and Vali-
dation on page 85 for more information on Account Validation and Section Section 2.8.7:
Gatekeeping on page 90 for more information on Gatekeeping.
2.1.2

Purchasing Hardware and Software

It is recommended that you not purchase hardware until you have planned your HPSS
configuration. Purchasing the hardware prior to the planning process may result in performance
issues and/or utilization issues that could easily be avoided by simple advance planning.
HPSS Installation Guide
Release 4.5, Revision 2
September 2002
Chapter 2 HPSS Planning
41