Subject: Re: shell script performance improvement
To: Simon Burge <simonb@netbsd.org>
From: Warner Losh <imp@village.org>
List: port-mips
Date: 03/26/2000 02:54:36
In message <200003260942.TAA15005@balrog.supp.cpr.itg.telecom.com.au> Simon Burge writes:
: Look at the first group - 116,000 us for NetBSD/pmax and 3,500 us for
: Ultrix to fork a process!!  Similar (232,000 vs. 11,000) for exec.  I'll
: try to get some benchmarks on a 5000/2{4,6}0 running -current unless
: anyone beats me to it.

So if we really are doing 800 process creations on boot, that means
that we should expect 350ms per process, or about 280 seconds.  That
matches what nishimura-san is seeing.  I'm assuming that he's using a
faster machine, in the 60MHz range.  It certainly is in the right
ballpark.

Warner