V'0)=DFU V3.0 !

DFU V3.0



Title:/DFU Disk & File Utilities for OpenVMS Alpha

&Revision Information:,This manual supersedes the DFU V2.7-A manual

Date:May 2003

"Operating System:OpenVMS Alpha 7.3-1 or higher




Copyright ©2003






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Contents






Preface



Intended Audience



DThis document is intended for system managers, and experienced file system users.

Document structure



/This manual consists of the following chapters:





Related documents



BFor related information on the ODS2/ODS5 file system, and OpenVMS >features used within this manual, see the following documents:






:

Chapter 1
Introduction



BThe Disk / File utilities is a tool developed to help finding and Bsolving disk, directory and file problems. The usage of low-level CVMS-I/O features have resulted in a powerfull and high-performance Gutility. Also, DFU provides many features which are not available with standard DCL commands.

FDFU supports all types of disk sets which comply to the OpenVMS ODS-2 Fand ODS-5 standard, such as volume sets, stripe sets, shadow sets and %RAID sets, and combinations of these.

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1.1 Command summary

>DFU provides the following functions (in alphabetical order) :