Skip site navigation (1)Skip section navigation (2)
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>

next in thread | previous in thread | raw e-mail | index | archive | help
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

-- 




Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?20050908171835.GC14196>