PyPy
PyPy[GC-performance]

StartHeapsize# is the framework GC as of revision 31586 with initial bytes_malloced_threshold of 2-512 MB

NewHeuristics is the framework GC with a new heuristics for adjusting the bytes_malloced_threshold

Pystone
StartHeapsize2:
This machine benchmarks at 5426.92 pystones/second
This machine benchmarks at 5193.91 pystones/second
This machine benchmarks at 5403.46 pystones/second
StartHeapsize8:
This machine benchmarks at 6075.33 pystones/second
This machine benchmarks at 6007.21 pystones/second
This machine benchmarks at 6122.45 pystones/second
StartHeapsize32:
This machine benchmarks at 6643.05 pystones/second
This machine benchmarks at 6590.51 pystones/second
This machine benchmarks at 6593.41 pystones/second
StartHeapsize128:
This machine benchmarks at 7065.47 pystones/second
This machine benchmarks at 7102.27 pystones/second
This machine benchmarks at 7082.15 pystones/second
StartHeapsize512:
This machine benchmarks at 7208.07 pystones/second
This machine benchmarks at 7197.7 pystones/second
This machine benchmarks at 7246.38 pystones/second
NewHeuristics:
This machine benchmarks at 6821.28 pystones/second
This machine benchmarks at 6858.71 pystones/second
This machine benchmarks at 6902.9 pystones/second


Richards
StartHeapSize2:
Average time per iteration: 5456.21 ms
Average time per iteration: 5529.31 ms
Average time per iteration: 5398.82 ms
StartHeapsize8:
Average time per iteration: 4775.43 ms
Average time per iteration: 4753.25 ms
Average time per iteration: 4781.37 ms
StartHeapsize32:
Average time per iteration: 4554.84 ms
Average time per iteration: 4501.86 ms
Average time per iteration: 4531.59 ms
StartHeapsize128:
Average time per iteration: 4329.42 ms
Average time per iteration: 4360.87 ms
Average time per iteration: 4392.81 ms
StartHeapsize512:
Average time per iteration: 4371.72 ms
Average time per iteration: 4399.70 ms
Average time per iteration: 4354.66 ms
NewHeuristics:
Average time per iteration: 4763.56 ms
Average time per iteration: 4803.49 ms
Average time per iteration: 4840.68 ms


translate rpystone
  time pypy-c translate --text --batch --backendopt --no-compile targetrpystonedalone.py
StartHeapSize2:
real    1m38.459s
user    1m35.582s
sys     0m0.440s
StartHeapsize8:
real    1m35.398s
user    1m33.878s
sys     0m0.376s
StartHeapsize32:
real    1m5.475s
user    1m5.108s
sys     0m0.180s
StartHeapsize128:
real    0m52.941s
user    0m52.395s
sys     0m0.328s
StartHeapsize512:
real    1m3.727s
user    0m50.031s
sys     0m1.240s
NewHeuristics:
real    0m53.449s
user    0m52.771s
sys     0m0.356s


docutils
  time pypy-c rst2html doc/coding-guide.txt
StartHeapSize2:
real    0m36.125s
user    0m35.562s
sys     0m0.088s
StartHeapsize8:
real    0m32.678s
user    0m31.106s
sys     0m0.084s
StartHeapsize32:
real    0m22.041s
user    0m21.085s
sys     0m0.132s
StartHeapsize128:
real    0m19.350s
user    0m18.653s
sys     0m0.324s
StartHeapsize512:
real    0m19.116s
user    0m17.517s
sys     0m0.620s
NewHeuristics:
real    0m20.990s
user    0m20.109s
sys     0m0.196s