Guardian Disk and Tape Utilities Reference

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