*BSD News Article 5595


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Newsgroups: comp.unix.bsd
Path: sserve!manuel!munnari.oz.au!spool.mu.edu!sdd.hp.com!zaphod.mps.ohio-state.edu!menudo.uh.edu!wjin
From: wjin@cs.uh.edu (W. Woody Jin)
Subject: Re: 386bsd - file fragmentation
Message-ID: <1992Sep25.030148.18124@menudo.uh.edu>
Sender: usenet@menudo.uh.edu (USENET News System)
Nntp-Posting-Host: u0.cs.uh.edu
Organization: University of Houston
References: <1992Sep24.215705.808@nwnexus.WA.COM>
Date: Fri, 25 Sep 1992 03:01:48 GMT
Lines: 32

In article <1992Sep24.215705.808@nwnexus.WA.COM> montana@halcyon.com (Robert J. Willard) writes:
>I noticed that the words at bootup of 386bsd
>indicate a rising trend for file fragmentation,
>i.e., from .6% with just 386bsd to 1.5-1.7% with
>X386, TeX, and emacs installed.  

All the above software consists of thousands of files.
It is possible that you may have that fragmentation.

>Is this a normal
>trend?  Do disk defragmenters, such as PcTools and
>Norton Utilities, exist for unix?  Does fsck do
>defragmentation?  Is there a level of defragmentation
>that should be considered alarming?

>From unix man page (from SUN-OS-4.1.1) of fsck :

  When the fragmentation exceeds 5% it is recommended that the file system be
  dumped to tape, newfs, and restored. 

Is this also true in 386bsd ?



-- 
____   ____  ____ _____________________________________ (___) _________________
|  |   |  |  |  |  W. Woody Jin (wjin@cs.uh.edu)        (o o)      Moo.... 
|  |   |  |__|  |  PhD Student. Research Asst.   o=======\ /  I'm  a Cow Lover.
|  |   |        |  Dept. of Computer Science    / |     ||O   My wife  was born
\  |---|  |--|  |  University of Houston       `  ||'---||    in Cow year. Mooo
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