Re: Lights (was: Perf & Diag / Cycle Counter)

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Article #1843

#1843

From: Jim Baker
Date: Mon, 14 Aug 1989 21:27

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> jjb@sequent.UUCP (Jeff Berkowitz) writes:

> ...
> by glancing at the machine is worth a hundred keystrokes in the debugger :-).

I agree. While tuning a relational database on the Sequent Symmetry for the
TP1 benchmark, the processor "busy lights" provided invaluable insight to
the amount of concurrency being exploited.

Jim Baker (ex-Unify employee)
Hewlett-Packard

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Path: arc1-ca.pugleaf.net!utzoo!utgpu!watmath!att!tut.cis.ohio-state.edu!ucbvax!hplabs!hpfcdc!hpfcmgw!baker

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Path: arc1-ca.pugleaf.net!utzoo!utgpu!watmath!att!tut.cis.ohio-state.edu!ucbvax!hplabs!hpfcdc!hpfcmgw!baker
From: baker@hpfcmgw.HP.COM (Jim Baker)
Newsgroups: comp.arch
Subject: Re: Lights (was: Perf & Diag / Cycle Counter)
Message-ID: <550007@hpfcmgw.HP.COM>
Date: 14 Aug 89 21:27:49 GMT
References: <20052@sequent.UUCP>
Organization: HP Fort Collins, CO
Lines: 11

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