Article View: comp.sys.amiga.tech
Article #6957Re: 2.0 Slowness???
From: Ethan Solomita
Date: Tue, 20 Nov 1990 23:37
Date: Tue, 20 Nov 1990 23:37
33 lines
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2166 bytes
In article <15987@cbmvax.commodore.com> jesup@cbmvax.commodore.com (Randell Jesup) writes:
>In article <5748@crash.cts.com> lkoop@pnet01.cts.com (Lamonte Koop) writes:
>>(click a test gadget and go). The problem is this: Running the tests under
>>AmigaOS 1.3 is just fine...results come up generally as expected. AmigaOS 2.0
>>is a completely different story. The tests are running _slower_! And not
>>just a bit slower, but a great deal so. At first, I thought it was a strange
>
> There are a number of possibilities. First, background processes (such
>as commodities like screenblankers) may be eating some CPU time. Second, some
>calls might not be quite as fast due to relaxing certain limits on them (like
>the longest line that can be drawn: was ~1024, now it's much larger).
>
> A good way to remove most extraneous variables is to turn off the
>startup-sequence (hold both mouse buttons down, and disable it when the
>BootMenu comes up). Then run your benchmark.
>
I ran dhrystones using Forbid(), so other tasks should be
irrelevant. On my 3000 I got a difference of 120 dhrystones/sec
between 1.3 and 2.0.
>--
>Randell Jesup, Keeper of AmigaDos, Commodore Engineering.
>{uunet|rutgers}!cbmvax!jesup, jesup@cbmvax.commodore.com BIX: rjesup
>Thus spake the Master Ninjei: "If your application does not run correctly,
>do not blame the operating system." (From "The Zen of Programming") ;-)
-- Ethan
Woody Allen on Los Angeles:
"I mean, who would want to live in a place where the only
cultural advantage is that you can turn right on a red light?"
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<1990Nov20.233747.16565@cunixf.cc.columbia.edu>Path:
arc1-ca.pugleaf.net!utzoo!utgpu!watserv1!watmath!att!dptg!ulysses!andante!princeton!udel!wuarchive!zaphod.mps.ohio-state.edu!sol.ctr.columbia.edu!cunixf.cc.columbia.edu!cunixb.cc.columbia.edu!es1References:
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Path: arc1-ca.pugleaf.net!utzoo!utgpu!watserv1!watmath!att!dptg!ulysses!andante!princeton!udel!wuarchive!zaphod.mps.ohio-state.edu!sol.ctr.columbia.edu!cunixf.cc.columbia.edu!cunixb.cc.columbia.edu!es1 From: es1@cunixb.cc.columbia.edu (Ethan Solomita) Newsgroups: comp.sys.amiga.tech Subject: Re: 2.0 Slowness??? Message-ID: <1990Nov20.233747.16565@cunixf.cc.columbia.edu> Date: 20 Nov 90 23:37:47 GMT References: <5748@crash.cts.com> <15987@cbmvax.commodore.com> Sender: news@cunixf.cc.columbia.edu (The Daily News) Organization: Columbia University Lines: 33