About This Manual
This manual describes how to use these disk and tape utilities for the NonStop operating system:
Disk Space Analysis Program (DSAP)BACKCOPY
PAK/UNPAKBACKUP (T9074)
RESTOREDisk Compression (DCOM)
The G06 product version of the utilities cannot be executed on G-series preceding the G06.00
RVU. The D46 product version of the utilities cannot be executed on D-series preceding the D46.00
RVU.
Audience
This manual is written for system operators, system managers, and all other users of the disk and
tape utilities. You should be familiar with:
• The user interface for the NonStop operating system
• The user interface for the HP Tandem Advanced Command Language (TACL) command
interpreter
• Basic NonStop system operations
Organization
DescriptionSection/Appendix
Introduces each of the disk and tape utilities and provides general
information about mounting tapes, tape formats, and entering
BACKUP and RESTORE commands
Chapter 1: Disk and Tape Utilities Overview
Describes BACKCOPY, a utility that duplicates backup tapesChapter 2: BACKCOPY
Describes BACKUP, a utility that backs up disk files to tapeChapter 3: BACKUP
Describes Disk Compression (DCOM), a utility that compresses
disks (by moving extents) to save disk space
Chapter 4: Disk Compression (DCOM)
Describes the Disk Space Analysis Program (DSAP), a utility that
analyzes how disk space is being used on a specific volume
Chapter 5: Disk Space Analysis Program (DSAP)
Describes PAK and UNPAK, a pair of utilities used to compress
and decompress files on a NonStop system
Chapter 6: PAK/UNPAK
Describes RESTORE, a utility that restores tapes to diskChapter 7: RESTORE
Describes the messages returned by the BACKCOPY, BACKUP,
and RESTORE utilities
Appendix A: BACKCOPY, BACKUP, and RESTORE
Messages
Describes the messages returned by the DCOM and DSAP utilitiesAppendix B: DCOM/DSAP Messages
Describes the messages returned by the PAK and UNPAK utilitiesAppendix C: PAK/UNPAK Messages
Is a syntax summary for all of the disk and tape utilitiesAppendix D: Syntax Summaries
Describes the attributes of the CLASS TAPE DEFINEs that relate
to the disk and tape utilities
Appendix E: CLASS TAPE DEFINEs
Shows ANSI and IBM tape label format standardsAppendix F: Tape Label Formats
Audience 19