On Sun, Jan 27, 2013 at 05:36:25AM +0100, Mike Galbraith wrote:
> With aim7 compute on 4 node 40 core box, I see stable throughput
> improvement at tasks = nr_cores and below w. balance and powersaving.
>
> 3.8.0-performance 3.8.0-balance
> 3.8.0-powersaving
> Tasks jobs/min jti jobs/min/task real cpu jobs/min jti
> jobs/min/task real cpu jobs/min jti jobs/min/task real
> cpu
> 1 432.86 100 432.8571 14.00 3.99 433.48 100
> 433.4764 13.98 3.97 433.17 100 433.1665 13.99
> 3.98
> 1 437.23 100 437.2294 13.86 3.85 436.60 100
> 436.5994 13.88 3.86 435.66 100 435.6578 13.91
> 3.90
> 1 434.10 100 434.0974 13.96 3.95 436.29 100
> 436.2851 13.89 3.89 436.29 100 436.2851 13.89
> 3.87
> 5 2400.95 99 480.1902 12.62 12.49 2554.81 98
> 510.9612 11.86 7.55 2487.68 98 497.5369 12.18
> 8.22
> 5 2341.58 99 468.3153 12.94 13.95 2578.72 99
> 515.7447 11.75 7.25 2527.11 99 505.4212 11.99
> 7.90
> 5 2350.66 99 470.1319 12.89 13.66 2600.86 99
> 520.1717 11.65 7.09 2508.28 98 501.6556 12.08
> 8.24
> 10 4291.78 99 429.1785 14.12 40.14 5334.51 99
> 533.4507 11.36 11.13 5183.92 98 518.3918 11.69
> 12.15
> 10 4334.76 99 433.4764 13.98 38.70 5311.13 99
> 531.1131 11.41 11.23 5215.15 99 521.5146 11.62
> 12.53
> 10 4273.62 99 427.3625 14.18 40.29 5287.96 99
> 528.7958 11.46 11.46 5144.31 98 514.4312 11.78
> 12.32
> 20 8487.39 94 424.3697 14.28 63.14 10594.41 99
> 529.7203 11.44 23.72 10575.92 99 528.7958 11.46
> 22.08
> 20 8387.54 97 419.3772 14.45 77.01 10575.92 98
> 528.7958 11.46 23.41 10520.83 99 526.0417 11.52
> 21.88
> 20 8713.16 95 435.6578 13.91 55.10 10659.63 99
> 532.9815 11.37 24.17 10539.13 99 526.9565 11.50
> 22.13
> 40 16786.70 99 419.6676 14.44 170.08 19469.88 98
> 486.7470 12.45 60.78 19967.05 98 499.1763 12.14
> 51.40
> 40 16728.78 99 418.2195 14.49 172.96 19627.53 98
> 490.6883 12.35 65.26 20386.88 98 509.6720 11.89
> 46.91
> 40 16763.49 99 419.0871 14.46 171.42 20033.06 98
> 500.8264 12.10 51.44 20682.59 98 517.0648 11.72
> 42.45
Ok, this is sick. How is balance and powersaving better than perf? Both
have much more jobs per minute than perf; is that because we do pack
much more tasks per cpu with balance and powersaving?
Thanks.
--
Regards/Gruss,
Boris.
Sent from a fat crate under my desk. Formatting is fine.
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