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2.5.60-cfq with contest

From:  Con Kolivas <ckolivas@yahoo.com.au>
To:  linux kernel mailing list <linux-kernel@vger.kernel.org>
Subject:  [BENCHMARK] 2.5.60-cfq with contest
Date:  Tue, 11 Feb 2003 21:55:15 +1100
Cc:  Jens Axboe <axboe@suse.de>

Here's a quick set of the relevant results with the untuned CFQ by Jens:

ctar_load:
Kernel         [runs]   Time    CPU%    Loads   LCPU%   Ratio
2.5.60              2   99      78.8    1.0     4.0     1.25
2.5.60-cfq          1   101     78.2    1.0     4.0     1.28
xtar_load:
Kernel         [runs]   Time    CPU%    Loads   LCPU%   Ratio
2.5.60              2   101     76.2    1.0     5.0     1.28
2.5.60-cfq          1   115     66.1    1.0     4.3     1.46
io_load:
Kernel         [runs]   Time    CPU%    Loads   LCPU%   Ratio
2.5.60              2   139     54.7    29.0    12.1    1.76
2.5.60-cfq          1   606     12.7    212.0   21.6    7.67
io_other:
Kernel         [runs]   Time    CPU%    Loads   LCPU%   Ratio
2.5.60              2   90      83.3    10.8    5.5     1.14
2.5.60-cfq          1   89      84.3    10.8    5.6     1.13
read_load:
Kernel         [runs]   Time    CPU%    Loads   LCPU%   Ratio
2.5.60              2   103     74.8    6.2     6.8     1.30
2.5.60-cfq          1   103     76.7    6.9     5.8     1.30
list_load:
Kernel         [runs]   Time    CPU%    Loads   LCPU%   Ratio
2.5.60              2   95      80.0    0.0     6.3     1.20
2.5.60-cfq          1   95      81.1    0.0     6.3     1.20

Write based loads hurt. No breakages, but needs tuning. 

Con
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