MAN page from Fedora 17 sysvinit-tools-2.88-6.dsf.fc17.x86_64.rpm
UTMPDUMP
Section: Linux System Administrator's Manual (1)
Updated: Februar 8, 2010
Index NAME
utmpdump - dump UTMP and WTMP files in raw format
SYNOPSIS
utmpdump[
-froh]
filename DESCRIPTION
utmpdump is a simple program to dump UTMP and WTMP filesin raw format, so they can be examined.
OPTIONS
- -f
- output appended data as the file grows.
- -r
- reverse. Write back edited login information into utmp or wtmp files.
- -o
- use old libc5 format.
- -h
- usage information.
utmpdump can be useful in cases of corrupted utmp or wtmp entries.It can dump out utmp/wtmp to an ASCII file, then that file canbe edited to remove bogus entries and reintegrated, using
utmpdump -r < ascii file > wtmp
but be warned asutmpdumpwas written for debugging purpose only.
BUGS
You may
notuse the option
-r as the format for theutmp/wtmp files strongly depends on theinput format. This tool was
notwritten for normal use but for debugging.
AUTHOR
Michael Krapp
SEE ALSO
last(1),
w(1),
who(1),
utmp(5),
Index
- NAME
- SYNOPSIS
- DESCRIPTION
- OPTIONS
- BUGS
- AUTHOR
- SEE ALSO
This document was created byman2html,using the manual pages.
