Date: Thu, 8 Sep 2005 13:18:35 -0400 From: Parv <parv@pair.com> To: "Gary W. Swearingen" <garys@opusnet.com> Cc: freebsd-questions@freebsd.org Subject: Re: tarring a dump. Problems with a pipe Message-ID: <20050908171835.GC14196@holestein.holy.cow> In-Reply-To: <njd5nj8rky.5nj@mail.opusnet.com> References: <200509081521.j88FL8N3085702@aristotle.tamu.edu> <njd5nj8rky.5nj@mail.opusnet.com>
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in message <njd5nj8rky.5nj@mail.opusnet.com>, wrote Gary W. Swearingen thusly... > > I compressed a filesystem dump (on Athlon 64/3200+, i386 OS) and > > bzip2 compressed to 50% of 2 GB in 1118 sec > gzip compressed to 52% of 2 GB in 306 sec > > But bzip2 can compress much better than that on some stuff. > > If your goal is a small backup, bzip compresses better. > If your goal is a quick backup to disk, gzip is faster. > If your goal is a quick backup to tape, bzip is faster > because tape is so slow, unless your CPU can't keep up. In this context, by "bzip" did you actually meant "bzip2"? (There is a archivers/bzip port.) - Parv --
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