Date: Tue, 01 Aug 2006 12:07:45 +0200 From: Ivan Voras <ivoras@fer.hr> To: freebsd-hackers@freebsd.org Subject: Re: [PATCH] adding two new options to 'cp' Message-ID: <ean95a$e1u$1@sea.gmane.org> In-Reply-To: <20060801072611.GA717@turion.vk2pj.dyndns.org> References: <200607271150.k6RBoM9p031745@lurza.secnetix.de> <44C8FB65.9020102@FreeBSD.org> <44CE03D2.2050803@centtech.com> <17614.4005.407223.621637@bhuda.mired.org> <44CE199C.2020500@centtech.com> <17614.8289.134373.387558@bhuda.mired.org> <96b30c400607310847s1d2f845eo212b234d03f51e9a@mail.gmail.com> <17614.10982.499561.139268@bhuda.mired.org> <ealpn1$lan$1@sea.gmane.org> <20060801072611.GA717@turion.vk2pj.dyndns.org>
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Peter Jeremy wrote: > Note that it isn's possible to accurately distinguish between a block > of NULs and a hole in the file through the filesystem. The only way > to accurately copy a sparse file is with dump/restore. Hence the need for an explicit switch. > This is true in the desktop and server market but is not true in the > embedded market and only marginally true for laptops. I don't know about embedded markets (do they need cp, or it's simply kernel+dedicated application?) but I've recently bought a 60GB laptop drive for ~~ $120 (converted back from my currency, may be cheaper in other parts of the world) - that's $2/GB.
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