DUMPFS(8)		FreeBSD System Manager's Manual 	     DUMPFS(8)

NAME
     dumpfs - dump file system information

SYNOPSIS
     dumpfs [filesys | device]

DESCRIPTION
     The dumpfs utility prints out the super block and cylinder group informa-
     tion 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
     disktab(5), fs(5), disklabel(8), fsck(8), newfs(8), tunefs(8)

HISTORY
     The dumpfs utility appeared in 4.2BSD.

FreeBSD 4.8			 June 5, 1993			   FreeBSD 4.8