*BSD News Article 34905


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From: daves@jan.eng.sc.rolm.com (Dave Smythe)
Newsgroups: comp.os.386bsd.questions
Subject: Re: Need an honest opinion:  Sun Sparc 5 vs. P90 or P60 NetBSD-1.0Beta
Date: 24 Aug 1994 23:50:00 -0700
Organization: ROLM, A Siemens Company
Lines: 37
Message-ID: <33heuo$rpg@jan.eng.sc.rolm.com>
References: <33f237$19c@news.u.washington.edu>
NNTP-Posting-Host: jan.eng.sc.rolm.com

In article <33f237$19c@news.u.washington.edu>,
Mark Tamola <buckwild@u.washington.edu> wrote:
>Performance and speed are big factors in my decision.  Things like how much 
>faster does the SS5 compile something like the whole X11R5 distrib compared
>to the P90, and vice versa.
>
>One more thing, I want to know about performance under NetBSD-1.whatever,

Well, I have a Sun IPX at work and a 90MhZ Pentium at home.  It's hard
to compare apples to apples, though.  I ran Linux and XFree86 at home
for a while and it was *real* snappy.  I then started playing with
NetBSD-0.9.  For various reasons I never got around to installing
XFree under BSD (OK - it was because I kept trashing my DOS partition
while re-labelling the disk, and now I need it temporarily to make 
some DOS-oriented money...)

Anyway, the Sun console driver performance is pitiful, so that's not a
fair comparison with the Pentium.  As far as compilation goes,  when I
did a typical "config FOO;cd ../compile/FOO;make clean;make" it took
about 4 1/2 minutes to complete.  I expect that I am disk-bound; I
have a PCI IDE drive that's about 12ms avg access time.  The same is
most likely true with my Sun.  Its local disk is nothing special and
much of the stuff I use comes via NFS.

The Pentium is pretty comfortable for fiddling with the kernel.  If
I change a few things and recompile, it takes significantly longer to
reboot the system than to build a new kernel most of the time.

I'm getting another disk this weekend.  Perhaps then I can get back 
to puttering with NetBSD.  Once I get XFree86-3.1, I can try at
least compiling it on both (I have a friend with a SS5).

D

-- 
Dave Smythe  daves@minerva  dsmythe@cs.stanford.edu  dsmythe@netcom.com  N6XLP
"If you're haptic and you know it, clap your hands! x/~ x/~"