Date: Thu, 1 Jun 1995 18:53:59 -0700 (PDT) From: Julian Elischer <julian@ref.tfs.com> To: rgrimes@gndrsh.aac.dev.com (Rodney W. Grimes) Cc: chuckr@Glue.umd.edu, jkh@freefall.cdrom.com, vince@penzance.econ.yale.edu, roberto@blaise.ibp.fr, FreeBSD-hackers@freefall.cdrom.com Subject: Re: Upgrading to 2.05A Message-ID: <199506020154.SAA01398@ref.tfs.com> In-Reply-To: <199506020146.SAA06194@gndrsh.aac.dev.com> from "Rodney W. Grimes" at Jun 1, 95 06:46:42 pm
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> > Minfree change from 5% to 8% to correct for serious over allocation > problems (davidg knows more about this). Newfs parameter changes to > effectivly eliminate all the rot delay optimizations that are actually > slow downs for almost every modern disk on the market. > > A nice clean defrag'ed set of system binaries is another side effect > that can be a substantial gain if you have run a few 100 make worlds > on a system. [If you don't belive the last one, do a clean install > on a disk then setting it running make worlds in a loop, come back > after about 5 times, reboot and look at the fsck fragmentation values] this is all true, but doesn not mean they can't upgrade.. they are just not going to get some new speedups.. personally, I prefer to upgrade, live with it.. and newfs my partitions one by one once I've got the system up and stabel with a good backup.. :) julian
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