[OFFTOPIC] Hardlink utility - reclaim drive space

William Stearns (wstearns@pobox.com)
Fri, 2 Mar 2001 14:03:15 -0500 (EST)


Good day, all,
Sorry for the offtopic post; I sincerely believe this will be
useful to developers with multiple copies of, say, the linux kernel tree
on their drives. I'll be brief. Please followup to private mail -
thanks.
Freedups scans the directories you give it for identical files and
hardlinks them together to save drive space. Please see
ftp://ftp.stearns.org/pub/freedups . V0.2.1 is up there; it has received
some testing, but may yet contain bugs.
I was able to recover ~676M by running it against 8 different
2.4.x kernel trees with different patches that originally contained ~948M
of files. YMMV.
I do understand there are better ways to handle this problem (cp
-av --link, cvs? Bitkeeper, deleting unneeded trees, tarring up trees,
etc.). See the readme for a little discussion on this. This is just one
approach that may be useful in some situations.
Cheers,
- Bill

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"Software is largely a service industry operating under the
persistent but unfounded delusion that it is a manufacturing industry."
-- Eric Raymond
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William Stearns (wstearns@pobox.com). Mason, Buildkernel, named2hosts,
and ipfwadm2ipchains are at: http://www.pobox.com/~wstearns
LinuxMonth; articles for Linux Enthusiasts! http://www.linuxmonth.com
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