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DUMPFS(8) BSD System Manager’s Manual DUMPFS(8)

NAME

dumpfs — dump file system information

SYNOPSIS

dumpfs [filesys device]

DESCRIPTION

Dumpfs prints out the super block and cylinder group information for the file system or special device specified. The listing is very long and detailed. This command is useful mostly for finding out certain file system information such as the file system block size and minimum free space percentage.

SEE ALSO

fs(5), fsck(8), newfs(8), tunefs(8)

HISTORY

The dumpfs command appeared in 4.2BSD.

4.2 Berkeley Distribution June 5, 1993 4.2 Berkeley Distribution