Hi all,
here are the results of a test based on dbench.
It runs dbench N three times and evaluate the average.
Something happened between 2.5.59 and 2.5.61.
Kernel version: report%2.4.19
2 46.6689
8 25.5343
16 20.7133
24 16.2473
32 14.2351
Kernel version: report%2.5.34
2 28.675
8 26.7106
16 21.0888
24 13.9644
32 12.6921
Kernel version: report%2.5.41
2 31.0127
8 32.0934
16 29.3058
24 20.291
32 19.157
Kernel version: report%2.5.42
2 29.8424
8 33.2596
16 27.0958
24 23.7237
32 20.4011
Kernel version: report%2.5.44
2 66.2467
8 32.0691
16 28.6565
24 20.3913
32 17.6516
Kernel version: report%2.5.45
2 44.8421
8 30.7749
16 26.6394
24 22.0835
32 17.3273
Kernel version: report%2.5.46
2 50.5605
8 32.2306
16 27.0133
24 22.4922
32 21.5183
Kernel version: report%2.5.53
2 50.4847
8 50.3427
16 36.5902
24 40.0419
32 35.5747
Kernel version: report%2.5.54bk4
2 46.7899
8 49.8274
16 41.2771
24 41.6313
32 39.2595
Kernel version: report%2.5.59
2 49.3527
8 47.5257
16 39.307
24 41.0944
32 35.264
Kernel version: report%2.5.61
2 47.9871
8 44.9921
16 32.549
24 27.1713
32 24.1933
Kernel version: report%2.5.62
2 62.2361
8 37.5537
16 30.384
24 22.9646
32 20.2702
Kernel version: report%2.5.63
2 61.2223
8 42.0958
16 30.3052
24 24.9342
32 19.6176
Kernel version: report%2.5.63-mjb2
2 59.8553
8 44.3926
16 32.0374
24 26.5789
32 23.7801
Ciao,
Paolo
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Same numbers, different format.
Kernel N Average Baseline Ratio
2.4.19 2 46.6689 46.6689 1.000
2.5.34 2 28.675 46.6689 0.614
2.5.41 2 31.0127 46.6689 0.665
2.5.42 2 29.8424 46.6689 0.639
2.5.44 2 66.2467 46.6689 1.420
2.5.45 2 44.8421 46.6689 0.961
2.5.46 2 50.5605 46.6689 1.083
2.5.53 2 50.4847 46.6689 1.082
2.5.54bk4 2 46.7899 46.6689 1.003
2.5.59 2 49.3527 46.6689 1.058
2.5.61 2 47.9871 46.6689 1.028
2.5.62 2 62.2361 46.6689 1.334
2.5.63 2 61.2223 46.6689 1.312
2.5.63-mjb2 2 59.8553 46.6689 1.283
2.5.64 2 51.5036 46.6689 1.104
2.4.19 8 25.5343 25.5343 1.000
2.5.34 8 26.7106 25.5343 1.046
2.5.41 8 32.0934 25.5343 1.257
2.5.42 8 33.2596 25.5343 1.303
2.5.44 8 32.0691 25.5343 1.256
2.5.45 8 30.7749 25.5343 1.205
2.5.46 8 32.2306 25.5343 1.262
2.5.53 8 50.3427 25.5343 1.972
2.5.54bk4 8 49.8274 25.5343 1.951
2.5.59 8 47.5257 25.5343 1.861
2.5.61 8 44.9921 25.5343 1.762
2.5.62 8 37.5537 25.5343 1.471
2.5.63 8 42.0958 25.5343 1.649
2.5.63-mjb2 8 44.3926 25.5343 1.739
2.5.64 8 42.5724 25.5343 1.667
2.4.19 16 20.7133 20.7133 1.000
2.5.34 16 21.0888 20.7133 1.018
2.5.41 16 29.3058 20.7133 1.415
2.5.42 16 27.0958 20.7133 1.308
2.5.44 16 28.6565 20.7133 1.383
2.5.45 16 26.6394 20.7133 1.286
2.5.46 16 27.0133 20.7133 1.304
2.5.53 16 36.5902 20.7133 1.767
2.5.54bk4 16 41.2771 20.7133 1.993
2.5.59 16 39.307 20.7133 1.898
2.5.61 16 32.549 20.7133 1.571
2.5.62 16 30.384 20.7133 1.467
2.5.63 16 30.3052 20.7133 1.463
2.5.63-mjb2 16 32.0374 20.7133 1.547
2.5.64 16 36.3572 20.7133 1.755
2.4.19 24 16.2473 16.2473 1.000
2.5.34 24 13.9644 16.2473 0.859
2.5.41 24 20.291 16.2473 1.249
2.5.42 24 23.7237 16.2473 1.460
2.5.44 24 20.3913 16.2473 1.255
2.5.45 24 22.0835 16.2473 1.359
2.5.46 24 22.4922 16.2473 1.384
2.5.53 24 40.0419 16.2473 2.465
2.5.54bk4 24 41.6313 16.2473 2.562
2.5.59 24 41.0944 16.2473 2.529
2.5.61 24 27.1713 16.2473 1.672
2.5.62 24 22.9646 16.2473 1.413
2.5.63 24 24.9342 16.2473 1.535
2.5.63-mjb2 24 26.5789 16.2473 1.636
2.5.64 24 25.983 16.2473 1.599
2.4.19 32 14.2351 14.2351 1.000
2.5.34 32 12.6921 14.2351 0.892
2.5.41 32 19.157 14.2351 1.346
2.5.42 32 20.4011 14.2351 1.433
2.5.44 32 17.6516 14.2351 1.240
2.5.45 32 17.3273 14.2351 1.217
2.5.46 32 21.5183 14.2351 1.512
2.5.53 32 35.5747 14.2351 2.499
2.5.54bk4 32 39.2595 14.2351 2.758
2.5.59 32 35.264 14.2351 2.477
2.5.61 32 24.1933 14.2351 1.700
2.5.62 32 20.2702 14.2351 1.424
2.5.63 32 19.6176 14.2351 1.378
2.5.63-mjb2 32 23.7801 14.2351 1.671
2.5.64 32 21.5357 14.2351 1.513
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