*BSD News Article 34310


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From: csgr@cs.ru.ac.za (Geoff Rehmet)
Newsgroups: comp.os.386bsd.questions,comp.os.386bsd.misc
Subject: Re: Whats wrong with Linux networking ???
Date: 14 Aug 1994 17:44:02 GMT
Organization: Rhodes University Computing Services
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Message-ID: <32ll52$n7d@quagga.ru.ac.za>
References: <RSANDERS.94Aug9003813@hrothgar.mindspring.com> <32cs6g$l9t@klaava.Helsinki.FI> <CuDvpC.Irz@calcite.rhyolite.com> <1994Aug13.012953.5809@cs.brown.edu> <32jp2u$bpb@Starbase.NeoSoft.COM>
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In <32jp2u$bpb@Starbase.NeoSoft.COM> peter@Starbase.NeoSoft.COM (Peter da Silva) writes:

>In article <1994Aug13.012953.5809@cs.brown.edu>,
>Mark Weaver <mhw@cs.brown.edu> wrote:
>>However, regardless of the filesystem, I have found that when I
>>have run Linux, it hardly ever thrashes with my 16mb, whereas NetBSD
>>thrashes very easily.  They must be doing something right.

>What are you doing in your 16MB? I've only had it thrash once (and that's
>because I was running two X servers, using Ghostscript to format a bunch of
>dvi files, unpacking news, and running Mosaic, when I kicked off a "make"
>and tried to go back to Mosaic)... and I'm always using gobs of swap.

>Off course I'm running FreeBSD not NetBSD, but I hardly expect that NetBSD
>is any less competant here.
What  suspect is that Mark may be running an older version of NetBSD,
(0.8 or 0.9) which does not have shared libraries.  Shlibs tend to help
a lot as far as efficient memory usage goes.
As far as doing things like compiles, I have found that FreeBSD 1.1.5.1
and Linux version 1 take roughly the same amount of time, compiling the
same system.  (I ran some tests compiling my Linda system on systems
running FreeBSD and Linux.)

As for interactive performance, FreeBSD has improved a lot since the
1.0 days, and I expect that NetBSD will also have done so since 0.9.

(I have to admit that my system does get a bit squelchy if I try to do
things like compile X, make world on /usr/src and run Mosaic at the
same time ;-) ;-) -- I have done that once, only once ;-) ;-) )

Geoff.
--
 Geoff Rehmet, Computer Science Department,   | ____   _ o         /\
  Rhodes University,  South Africa            |___  _-\_<,        / /\/\
 FreeBSD core team                            |    (*)/'(*)    /\/ /  \ \
     csgr@cs.ru.ac.za, csgr@freefall.cdrom.com, geoff@neptune.ru.ac.za