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Date: Wed, 23 Apr 2003 10:47:55 -0700
From: "Martin J. Bligh" <mbligh@aracnet.com>
To: Ingo Molnar <mingo@elte.hu>, linux-kernel@vger.kernel.org
Subject: Re: [patch] HT scheduler, sched-2.5.68-B2
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>  - turn off the more agressive idle-steal variant. This could fix the
>    low-load regression reported by Martin J. Bligh.

Yup, that fixed it (I tested just your first version with just that
bit altered).

Thanks! 

M.


 DISCLAIMER: SPEC(tm) and the benchmark name SDET(tm) are registered
trademarks of the Standard Performance Evaluation Corporation. This 
benchmarking was performed for research purposes only, and the run results
are non-compliant and not-comparable with any published results.

Results are shown as percentages of the first set displayed

SDET 1  (see disclaimer)
                           Throughput    Std. Dev
                   2.5.68       100.0%         0.7%
                2.5.68-ht        72.9%         1.8%
           2.5.68-ht-pasv        98.4%         3.4%

SDET 2  (see disclaimer)
                           Throughput    Std. Dev
                   2.5.68       100.0%         2.8%
                2.5.68-ht        73.7%         2.1%
           2.5.68-ht-pasv       100.4%         1.0%

SDET 4  (see disclaimer)
                           Throughput    Std. Dev
                   2.5.68       100.0%         1.0%
                2.5.68-ht        62.5%        47.0%
           2.5.68-ht-pasv        99.7%         2.8%

SDET 8  (see disclaimer)
                           Throughput    Std. Dev
                   2.5.68       100.0%         0.6%
                2.5.68-ht        92.6%         1.0%
           2.5.68-ht-pasv       101.2%         1.7%

SDET 16  (see disclaimer)
                           Throughput    Std. Dev
                   2.5.68       100.0%         0.1%
                2.5.68-ht       100.0%         0.5%
           2.5.68-ht-pasv       101.1%         0.4%

SDET 32  (see disclaimer)
                           Throughput    Std. Dev
                   2.5.68       100.0%         0.4%
                2.5.68-ht        99.1%         0.6%
           2.5.68-ht-pasv        99.6%         0.6%

SDET 64  (see disclaimer)
                           Throughput    Std. Dev
                   2.5.68       100.0%         0.2%
                2.5.68-ht        99.0%         0.1%
           2.5.68-ht-pasv       100.3%         0.4%

SDET 128  (see disclaimer)
                           Throughput    Std. Dev
                   2.5.68       100.0%         0.1%
                2.5.68-ht        99.0%         0.1%
           2.5.68-ht-pasv        99.2%         1.3%