Fwd: Re[13]: [Gc] Performance of bdwgc7.2 had degraded compared to 6.8 - the patch to test

Manuel.Serrano at inria.fr Manuel.Serrano at inria.fr
Fri Dec 3 00:37:56 PST 2010


Hi Ivan,

> 2 patches are attached (I'm sorry if you didn't received them earlier - I sent them to the mailing list).
Yes? I have missed them there too. Strange...
 
> please compare 2 patches independently (I still dont know exactly where the problem is).
It looks like the performance slowdown comes from something else.
test2 and test3 behave has 7.2a2 and 7.2a4.

          7.2a4 7.2a2 7.1   7.0   7.0a7 6.8     7.1+ivan-30nov  7.2a2-test2  7.2a2-test3
bague     0.76  0.77  0.77  0.76  0.77  0.77    0.77            0.77         0.77
beval     1.33  1.41  1.29  1.41  1.29  1.31    1.44            1.42         1.42
boyer     2.23  2.23  2.13  2.14  2.13  2.15    2.13            2.24         2.23
cgc       0.47  0.48  0.48  0.47  0.48  0.46    0.47            0.48         0.49
conform   1.91  1.91  1.74  1.72  1.73  1.79    1.71            1.92         1.92
earley    2.49  2.50  2.08  2.13  2.09  2.23    2.09            2.52         2.52
fib       0.01  0.01  0.01  0.01  0.01  0.01    0.01            0.01         0.01
fft       2.51  2.52  2.52  2.50  2.52  2.49    2.5             2.52         2.52
leval     1.12  1.13  1.05  1.01  1.02  1.09    1.02            1.14         1.13
maze      1.67  1.40  1.36  1.35  1.26  1.39    1.35            1.38         1.39
mbrot     7.03  7.05  7.04  7.03  7.05  7.05    7.02            7.06         7.07
nucleic   1.18  1.20  1.20  1.16  1.16  1.34    1.17            1.2          1.21
peval     1.46  1.47  1.20  1.19  1.20  1.18    1.2             1.47         1.49
puzzle    1.96  1.92  1.97  1.96  1.92  1.93    1.92            1.93         1.92
queens    2.29  2.29  1.55  1.56  1.55  1.44    1.56            2.36         2.36
qsort     1.65  1.64  1.63  1.62  1.63  1.63    1.63            1.65         1.65
rgc       1.28  1.28  1.23  1.23  1.24  1.28    1.23            1.29         1.28
sieve     1.58  1.60  1.44  1.42  1.41  1.51    1.43            1.59         1.59
traverse  5.14  5.15  3.55  3.60  3.56  3.58    3.59            5.13         5.15
almabench 1.45  1.45  1.45  1.45  1.45  1.46    1.45            1.46         1.46
SUM      39.52 39.41 35.69 35.72 35.47 36.09    35.69           39.54        39.58

Cheers,

-- 
Manuel
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