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Path: euryale.cc.adfa.oz.au!newshost.carno.net.au!harbinger.cc.monash.edu.au!munnari.OZ.AU!news.ecn.uoknor.edu!feed1.news.erols.com!howland.erols.net!news.mathworks.com!uunet!in1.uu.net!199.232.240.7!kayrad.ziplink.net!rtfm.ziplink.net!mi From: mi@rtfm.ziplink.net (Mikhail Teterin) Newsgroups: comp.unix.bsd.freebsd.misc Subject: Re: dump and compression Date: 24 Mar 1997 05:18:33 GMT Organization: Aldan at Newton Upper Falls Lines: 34 Message-ID: <5h52r9$9li$2@kayrad.ziplink.net> References: <5glaem$io6$2@kayrad.ziplink.net> <5gma1u$icd@ui-gate.utell.co.uk> Reply-To: mi@ALDAN.ziplink.net..remove-after-`net' NNTP-Posting-Host: 199.232.255.52 Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Newsreader: knews 0.9.8 Xref: euryale.cc.adfa.oz.au comp.unix.bsd.freebsd.misc:37628 Honorable Brian Somers wrote on 18 Mar (in article <5gma1u$icd@ui-gate.utell.co.uk>): >> If so, why? = =Because dump dumps, gzip compresses ? = >> I can fit more on the same tape with tar/gzip, than >> with dump (unless the drive has hardware compression in it)... = =Yep. But then, you're using two programs - one archiver and one =compressor. = >> Thanks, >> >> -mi =You probably want to either switch on hardware compression or =use gzip with dump :) That's assuming that you have a problem =with being able to fit more on the same tape with tar/gzip :) Am I not loosing some of the dump/restore functionality by compressing dump's output before putting it onto the tape? Why does not _everyone_ do that and why does "hardware compression" even exist? Dump still does a lot of things, which could've been put onto separate programs -- notifying operators, for example... Thanks! -mi -- "Windows for dummies"