From: Con Kolivas <conman@kolivas.net>
To: linux kernel mailing list <linux-kernel@vger.kernel.org>
Cc: Paolo Ciarrocchi <ciarrocchi@linuxmail.org>,
Andrew Morton <akpm@digeo.com>
Subject: Re: [BENCHMARK] vm swappiness with contest
Date: Fri, 27 Dec 2002 21:00:36 +1100 [thread overview]
Message-ID: <200212272100.44345.conman@kolivas.net> (raw)
In-Reply-To: <200212271646.01487.conman@kolivas.net>
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On Fri, 27 Dec 2002 04:46 pm, Con Kolivas wrote:
> Here is a family of contest benchmarks using the osdl hardware in
> uniprocessor mode on 2.5.53-mm1 while varying vm swappiness. s020 is vm
> swappiness=20 and so on:
SNIP--->
Heres a set with 50 as well
noload:
Kernel [runs] Time CPU% Loads LCPU% Ratio
s000 [3] 71.1 95 0 0 1.07
s020 [5] 71.9 95 0 0 1.08
s040 [5] 71.7 95 0 0 1.07
s050 [5] 71.4 96 0 0 1.07
s060 [5] 71.3 96 0 0 1.07
s080 [5] 71.3 95 0 0 1.07
s100 [5] 71.6 95 0 0 1.07
cacherun:
Kernel [runs] Time CPU% Loads LCPU% Ratio
s000 [3] 68.4 99 0 0 1.02
s020 [5] 68.8 99 0 0 1.03
s040 [5] 68.7 99 0 0 1.03
s050 [5] 68.8 99 0 0 1.03
s060 [5] 68.6 99 0 0 1.03
s080 [5] 68.5 99 0 0 1.03
s100 [5] 68.7 99 0 0 1.03
process_load:
Kernel [runs] Time CPU% Loads LCPU% Ratio
s000 [3] 119.0 57 49 41 1.78
s020 [5] 119.4 57 49 41 1.79
s040 [5] 118.6 57 48 41 1.78
s050 [5] 116.5 58 46 40 1.75
s060 [5] 117.6 57 47 41 1.76
s080 [5] 119.5 57 49 41 1.79
s100 [5] 118.4 58 48 40 1.77
dbench_load:
Kernel [runs] Time CPU% Loads LCPU% Ratio
s000 [3] 191.6 41 1 43 2.87
s020 [5] 195.5 40 1 44 2.93
s040 [5] 197.9 41 1 43 2.96
s050 [5] 914.6 15 0 6 13.70
s060 [5] 331.4 32 0 23 4.96
s080 [5] 439.4 24 0 10 6.58
s100 [5] 883.6 13 1 9 13.24
woah hitting some sort of resonance here with 50
ctar_load:
Kernel [runs] Time CPU% Loads LCPU% Ratio
s000 [3] 113.4 81 3 10 1.70
s020 [5] 103.3 80 2 9 1.55
s040 [5] 110.0 79 3 9 1.65
s050 [5] 97.8 82 2 7 1.46
s060 [5] 103.0 80 3 9 1.54
s080 [5] 104.4 80 2 8 1.56
s100 [5] 100.2 80 2 8 1.50
and a dip here
xtar_load:
Kernel [runs] Time CPU% Loads LCPU% Ratio
s000 [3] 139.2 65 3 8 2.09
s020 [5] 128.7 70 2 7 1.93
s040 [5] 152.8 59 3 7 2.29
s050 [5] 112.7 75 1 5 1.69
s060 [5] 137.0 64 2 6 2.05
s080 [5] 124.6 66 2 6 1.87
s100 [5] 127.6 66 2 6 1.91
dip here
io_load:
Kernel [runs] Time CPU% Loads LCPU% Ratio
s000 [3] 121.8 63 21 17 1.82
s020 [5] 125.9 61 22 17 1.89
s040 [5] 130.1 59 22 17 1.95
s050 [5] 220.0 40 28 12 3.30
s080 [5] 174.6 47 27 15 2.62
s100 [5] 208.1 42 25 11 3.12
peak here
io_other:
Kernel [runs] Time CPU% Loads LCPU% Ratio
s000 [3] 103.6 73 18 17 1.55
s020 [5] 135.4 62 25 18 2.03
s040 [5] 157.7 57 28 18 2.36
s050 [5] 154.7 56 22 14 2.32
s060 [5] 188.1 48 32 16 2.82
s080 [5] 246.2 37 38 15 3.69
s100 [5] 378.8 24 45 11 5.67
read_load:
Kernel [runs] Time CPU% Loads LCPU% Ratio
s000 [3] 89.7 80 15 7 1.34
s020 [5] 91.1 79 13 6 1.36
s040 [5] 90.6 79 12 6 1.36
s050 [5] 89.1 81 12 5 1.33
s060 [5] 90.3 79 12 6 1.35
s080 [5] 90.3 79 12 6 1.35
s100 [5] 92.2 78 10 5 1.38
list_load:
Kernel [runs] Time CPU% Loads LCPU% Ratio
s000 [3] 81.8 85 0 9 1.23
s020 [5] 81.9 85 0 9 1.23
s040 [5] 82.0 85 0 9 1.23
s050 [5] 82.9 85 0 8 1.24
s060 [5] 82.2 85 0 8 1.23
s080 [5] 82.7 85 0 8 1.24
s100 [5] 83.1 85 0 8 1.24
mem_load:
Kernel [runs] Time CPU% Loads LCPU% Ratio
s000 [3] 233.2 32 65 1 3.49
s020 [5] 172.3 42 50 1 2.58
s040 [5] 163.8 46 44 1 2.45
s050 [5] 223.6 33 36 1 3.35
s060 [5] 192.2 39 38 1 2.88
s080 [5] 186.4 42 37 0 2.79
s100 [5] 128.2 57 37 1 1.92
and peak here
50 seems real bad for some things. Some sort of algorithm resonance occurs at
50
Con
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next prev parent reply other threads:[~2002-12-27 9:52 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-12-27 5:46 [BENCHMARK] vm swappiness with contest Con Kolivas
2002-12-27 10:00 ` Con Kolivas [this message]
2002-12-28 6:16 ` Con Kolivas
2002-12-28 6:26 ` Andrew Morton
2002-12-28 8:05 ` Linus Torvalds
2002-12-31 5:58 ` Con Kolivas
2002-12-31 6:08 ` Andrew Morton
2002-12-31 6:24 ` Con Kolivas
2002-12-31 6:37 ` Andrew Morton
2002-12-31 6:57 ` Con Kolivas
2002-12-31 7:08 ` Andrew Morton
2002-12-31 7:20 ` Con Kolivas
-- strict thread matches above, loose matches on Subject: below --
2002-12-27 13:13 Paolo Ciarrocchi
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