From: vladimir@acm.org
To: Bill Davidsen <davidsen@tmr.com>
Cc: "Dr. Michael Weller" <eowmob@exp-math.uni-essen.de>,
Matthias Kleine <kleine_matthias@gmx.de>,
linux-smp@vger.kernel.org
Subject: Re: Why is "noapic" with some Dual P3 boards necessary?
Date: Wed, 30 Oct 2002 18:54:11 -0800 [thread overview]
Message-ID: <200210310254.g9V2sBo19785@bach.leonora.org> (raw)
In-Reply-To: Message from Bill Davidsen <davidsen@tmr.com> of "Wed, 30 Oct 2002 14:20:01 EST." <Pine.LNX.3.96.1021029154212.8154B-100000@gatekeeper.tmr.com>
"BD" == Bill Davidsen <davidsen@tmr.com> writes:
BD> What isn't clear is why anyone should make the big effort. I changed a
BD> bunch of SMP machines, IBM Netfinitiy type, in hopes of a big improvement
BD> in stability. I didn't see that, nor did I see any measurable change in
BD> performance. If it works with noapic, why make a big effort to change?
I have been told that balancing the interrupts across CPUs makes a
difference on servers.
--- Vladimir
------------------------------------------------------------------------
Vladimir G. Ivanovic http://leonora.org/~vladimir
2770 Cowper St. vladimir@acm.org
Palo Alto, CA 94306-2447 +1 650 678 8014
next prev parent reply other threads:[~2002-10-31 2:54 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-10-27 11:08 Why is "noapic" with some Dual P3 boards necessary? Matthias Kleine
2002-10-27 11:42 ` Alan Cox
2002-10-29 17:03 ` Vladimir G. Ivanovic
2002-10-29 18:42 ` Matthias Kleine
2002-10-29 18:50 ` Dr. Michael Weller
2002-10-30 19:20 ` Bill Davidsen
2002-10-30 22:11 ` Matthias Kleine
2002-10-30 23:48 ` Alan Cox
2002-10-31 2:54 ` vladimir [this message]
2002-10-31 3:27 ` Eff Norwood
2002-11-02 19:18 ` Vladimir G. Ivanovic
2002-10-31 20:29 ` Bill Davidsen
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