From: Con Kolivas <conman@kolivas.net>
To: linux kernel mailing list <linux-kernel@vger.kernel.org>
Cc: Robert Love <rml@tech9.net>, Ingo Molnar <mingo@elte.hu>
Subject: [BENCHMARK] scheduler tunables with contest - child_penalty
Date: Thu, 19 Dec 2002 15:45:06 +1100 [thread overview]
Message-ID: <1040273106.3e014ed281e46@kolivas.net> (raw)
Here are contest results with 2.5.52-mm1 and different child_penalty settings
(default is 95):
noload:
Kernel [runs] Time CPU% Loads LCPU% Ratio
chi_pen50 [3] 40.0 180 0 0 1.10
chi_pen75 [3] 40.0 180 0 0 1.10
2.5.52-mm1 [8] 39.7 180 0 0 1.10
cacherun:
Kernel [runs] Time CPU% Loads LCPU% Ratio
chi_pen50 [3] 37.0 194 0 0 1.02
chi_pen75 [3] 37.0 193 0 0 1.02
2.5.52-mm1 [7] 36.9 194 0 0 1.02
process_load:
Kernel [runs] Time CPU% Loads LCPU% Ratio
chi_pen50 [3] 54.0 130 15 64 1.49
chi_pen75 [3] 52.9 132 15 61 1.46
2.5.52-mm1 [7] 49.0 144 10 50 1.35
ctar_load:
Kernel [runs] Time CPU% Loads LCPU% Ratio
chi_pen50 [3] 51.8 159 1 10 1.43
chi_pen75 [3] 50.9 160 1 10 1.41
2.5.52-mm1 [7] 55.5 156 1 10 1.53
xtar_load:
Kernel [runs] Time CPU% Loads LCPU% Ratio
chi_pen50 [3] 73.1 120 1 8 2.02
chi_pen75 [3] 84.5 110 1 8 2.33
2.5.52-mm1 [7] 77.4 122 1 8 2.14
io_load:
Kernel [runs] Time CPU% Loads LCPU% Ratio
chi_pen50 [3] 117.7 88 22 26 3.25
chi_pen75 [3] 109.4 96 20 24 3.02
2.5.52-mm1 [7] 80.5 108 10 19 2.22
io_other:
Kernel [runs] Time CPU% Loads LCPU% Ratio
chi_pen50 [3] 108.1 92 21 26 2.99
chi_pen75 [3] 105.6 106 19 25 2.92
2.5.52-mm1 [7] 60.1 131 7 18 1.66
read_load:
Kernel [runs] Time CPU% Loads LCPU% Ratio
chi_pen50 [3] 50.6 149 5 6 1.40
chi_pen75 [3] 50.7 150 5 6 1.40
2.5.52-mm1 [7] 49.9 149 5 6 1.38
list_load:
Kernel [runs] Time CPU% Loads LCPU% Ratio
chi_pen50 [3] 44.1 166 0 9 1.22
chi_pen75 [3] 43.6 167 0 9 1.20
2.5.52-mm1 [7] 43.8 167 0 9 1.21
mem_load:
Kernel [runs] Time CPU% Loads LCPU% Ratio
chi_pen50 [3] 108.1 72 37 2 2.99
chi_pen75 [3] 89.3 89 36 2 2.47
2.5.52-mm1 [7] 71.1 123 36 2 1.96
That sure changes things somewhat.
Con
reply other threads:[~2002-12-19 4:37 UTC|newest]
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