*BSD News Article 92096


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From: lm@neteng.engr.sgi.com (Larry McVoy)
Newsgroups: comp.unix.bsd.freebsd.misc,comp.unix.bsd.bsdi.misc,comp.sys.sgi.misc
Subject: Re: no such thing as a "general user community"
Followup-To: comp.unix.bsd.freebsd.misc,comp.unix.bsd.bsdi.misc,comp.sys.sgi.misc
Date: 28 Mar 1997 05:31:35 GMT
Organization: Silicon Graphics Inc., Mountain View, CA
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Matt Dillon (dillon@flea.best.net) wrote:
:     I didn't even notice that :-)  A 200 MHz PPro (P6) is over twice as fast
:     as a 133 MHz pentium (P5).  XFS will still beat out a normally mounted 
:     ffs filesystem in terms of file creates/deletes though.  It will not
:     beat out an async-mounted ffs filesystem, however, which means that
:     once ordered block I/O is put into FreeBSD, you can kiss goodbye
:     to that statistic.   File lookups under XFS will be the only thing
:     left that it can boast about.  This is a significant, but not 
:     overpowering, feature.

You don't think that having a log based file system is a win?  I happen
to like it a lot.  

And comparing some future feature in FreeBSD to a feature that XFS has done
better for 5 years is hardly apples to apples.  You think the XFS boys are
sitting on their thumbs?  I can assure you they aren't and that they are
on to more interesting problems such as failover, cluster based XFS, etc.

I'm an old time file system guy, an FFS bigot from way back.  In fact, I
got up at Usenix and defended FFS when Margo or whoever was doing the 
LFS talk.  But let's be fair - XFS is lightyears beyond FFS.  Lightyears.
--
---
Larry McVoy     lm@sgi.com     http://reality.sgi.com/lm     (415) 933-1804