Dump (program)

Dump (program)

dump is a Unix program used to back up file systems. It operates on blocks, below filesystem abstractions such as files and directories. Dump can back up a file system to a tape or another disk. It is often used across a network by piping its output through bzip2 then SSH.A dump utility first appeared in Version 6 AT&T UNIX.

Usage

dump [-0123456789acLnSu] [-B records] [-b blocksize] [-C cachesize] [-D dumpdates] [-d density] [-f file | -P pipecommand] [-h level] [-s feet] [-T date] filesystem

dump -W | -w

ee also

*restore
*tar
*cpio
*rsync

External links

* [http://www.coredumps.de/doc/dump/zwicky/testdump.doc.html Torture-testing Backup and Archive Programs]
* [http://www.freebsd.org/cgi/man.cgi?query=dump&sektion=8 FreeBSD manpage]
* [http://www.nethamilton.net/docs/dump.html A Brief tutorial on Dump/Restore] - "A simple look at using dump and restore to back up and restore your data."


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