osdl hardware, contest benchmark, 2.5.52-mm2 varying the interactive delta:
I've cut it down to the two loads that seem to be affected significantly. The
other changes are subtle. id1 is interactive_delta = 1 and so on:
io_load:
Kernel [runs] Time CPU% Loads LCPU% Ratio
id1 [5] 78.2 108 9 19 2.16
id2 [5] 87.9 96 12 19 2.43
id3 [5] 79.4 105 10 18 2.19
id4 [5] 84.9 109 12 22 2.34
id5 [7] 99.8 94 18 24 2.76
id6 [5] 103.3 104 18 25 2.85
id7 [5] 104.1 89 17 22 2.87
mem_load:
Kernel [runs] Time CPU% Loads LCPU% Ratio
id1 [3] 78.0 100 34 2 2.15
id2 [5] 94.3 84 35 2 2.60
id3 [5] 92.6 85 32 2 2.56
id4 [5] 65.8 134 39 3 1.82
id5 [5] 63.0 143 38 3 1.74
id6 [5] 69.7 129 38 2 1.92
id7 [5] 90.6 87 32 2 2.50
Seems like io_load likes lower interactive deltas (lower the better?) and
mem_load likes high interactive_deltas (sweet spot 5).
Con
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