From: "Martin J. Bligh" <Martin.Bligh@us.ibm.com>
To: "Jeff V. Merkey" <jmerkey@vger.timpanogas.org>
Cc: James Bourne <jbourne@MtRoyal.AB.CA>, Ingo Molnar <mingo@elte.hu>,
linux-kernel@vger.kernel.org
Subject: Re: Hyperthreading
Date: Wed, 17 Apr 2002 17:31:05 -0700 [thread overview]
Message-ID: <1871700000.1019089865@flay> (raw)
In-Reply-To: <20020417142617.B27778@vger.timpanogas.org>
>> Before you get too excited about that, how much performance boost do
>> you actually get by turning on Hyperthreading? ;-)
>
> In my testing with SCI, it speeds up some operations and with 3Ware
> it increases throuput about 10 MB/S. Not a lot but there is some
> improvement (if you can get around the lockups during boot).
What's that 10MB/s as a percentage of the overall performance?
M.
next prev parent reply other threads:[~2002-04-17 23:33 UTC|newest]
Thread overview: 60+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-04-16 22:29 SMP P4 APIC/interrupt balancing James Bourne
2002-04-17 4:43 ` Martin J. Bligh
2002-04-17 4:47 ` James Bourne
2002-04-17 14:41 ` James Bourne
2002-04-17 13:08 ` Ingo Molnar
2002-04-17 18:52 ` Steffen Persvold
2002-04-17 16:51 ` Ingo Molnar
2002-04-17 18:58 ` Steffen Persvold
2002-04-17 18:58 ` Steffen Persvold
2002-04-17 19:06 ` James Bourne
2002-04-18 8:23 ` Maciej W. Rozycki
2002-04-17 18:56 ` James Bourne
2002-04-17 17:07 ` Ingo Molnar
2002-04-17 20:02 ` James Bourne
2002-04-17 21:10 ` Hyperthreading Martin J. Bligh
2002-04-17 20:15 ` Hyperthreading Robert Love
2002-04-17 20:23 ` Hyperthreading Dave Jones
2002-04-17 21:24 ` Hyperthreading Jeff V. Merkey
2002-04-17 20:25 ` Hyperthreading James Bourne
2002-04-17 21:26 ` Hyperthreading Jeff V. Merkey
2002-04-18 0:31 ` Martin J. Bligh [this message]
2002-04-18 4:50 ` Hyperthreading Jeff V. Merkey
2002-04-17 22:12 ` Hyperthreading Alan Cox
2002-04-18 16:04 ` SMP P4 APIC/interrupt balancing Bill Davidsen
2002-04-19 11:14 ` Mark Hounschell
2002-04-19 13:27 ` James Bourne
2002-04-17 12:47 ` Shuji YAMAMURA
2002-04-17 20:34 Hyperthreading Holzrichter, Bruce
2002-04-17 22:48 ` Hyperthreading Martin J. Bligh
2002-04-18 1:21 ` Hyperthreading James Bourne
2002-04-18 1:52 Hyperthreading Holzrichter, Bruce
2002-08-21 11:32 Hyperthreading Reed, Timothy A
2002-08-21 13:48 ` Hyperthreading James Bourne
2002-08-21 17:33 ` Hyperthreading Hugh Dickins
2002-08-21 19:34 ` Hyperthreading James Bourne
2002-08-21 21:16 ` Hyperthreading Kelsey Hudson
2002-08-21 21:55 ` Hyperthreading Banai Zoltan
2002-08-22 8:05 ` Hyperthreading venom
2002-08-26 19:00 ` Hyperthreading Kelsey Hudson
2002-08-22 8:00 ` Hyperthreading venom
2002-08-23 7:28 ` Hyperthreading Gilad Ben-Yossef
2002-08-23 8:10 ` Hyperthreading Hugh Dickins
2002-08-23 8:27 ` Hyperthreading Alan Cox
2002-08-23 8:12 ` Hyperthreading venom
2002-08-21 22:56 Hyperthreading Nakajima, Jun
2002-08-21 23:45 ` Hyperthreading Alan Cox
2002-08-22 9:15 Hyperthreading Marc Dietrich
2002-08-22 14:06 ` Hyperthreading Hugh Dickins
2002-08-22 14:36 ` Hyperthreading Marc Dietrich
2002-08-22 12:58 Hyperthreading Nir Soffer
2002-08-22 14:30 ` Hyperthreading Hugh Dickins
2003-11-25 9:44 hyperthreading Gábor Lénárt
2003-11-25 9:48 ` hyperthreading Emiliano 'AlberT' Gabrielli
2003-11-25 10:05 ` hyperthreading Gábor Lénárt
2003-11-25 10:16 ` hyperthreading Arjan van de Ven
2003-11-25 10:32 ` hyperthreading Måns Rullgård
2003-11-25 10:45 ` hyperthreading Mikael Pettersson
2003-11-29 13:29 ` hyperthreading Bill Davidsen
2003-12-01 10:53 ` hyperthreading Emiliano 'AlberT' Gabrielli
2003-11-25 10:22 ` hyperthreading Karl Pitrich
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