Date: Fri, 20 Jul 2007 22:58:50 -0400 From: r17fbsd@xxiii.com To: James Long <list@museum.rain.com>,freebsd-questions@freebsd.org Subject: Re: speed of bzip2 versus gzip Message-ID: <6.2.3.4.2.20070720225343.01e1ce90@mailsvr.xxiii.com> In-Reply-To: <20070720220337.GA87174@ns.umpquanet.com> References: <20070720220337.GA87174@ns.umpquanet.com>
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At 06:03 PM 7/20/2007, James Long wrote: >Is it normal for bzip2 to be significantly slower than gzip? If not, >where can I look for things that might be causing "bzip2 --fast" to >take 50-60 times longer to compress a (sendmail log) file than gzip? In my experience, Yes -- It's dreadfully slow. Some notes in the man page suggest it's designed to achieve very high compression but with correspondingly high cpu & memory demands. I just stick with gzip personally. -RW
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