gistfile1.txt

You can specify how many times you want to run the benchmarks with rake:perf x=(number)
Some tasks will be run 10 and 1000 times less than (number)
Benchmarks will now run 10000 times
                                                | DM 0.9.4 |  AR 2.1 |    DIFF |
--------------------------------------------------------------------------------
Model.get specific (not cached)          x10000 |   29.548 |  15.131 |   1.95x |
Model.get specific (cached)              x10000 |    1.573 |  15.245 |   0.10x |
Model.first                              x10000 |   22.623 |  14.991 |   1.51x |
Model.all limit(100)                      x1000 |   28.172 |  31.094 |   0.91x |
Model.all limit(10,000)                     x10 |   26.626 |  33.923 |   0.78x |
Model.create                             x10000 |  117.788 |  44.429 |   2.65x |
Resource#update                          x10000 |   29.851 |  29.284 |   1.02x |
Resource#destroy                         x10000 |   49.456 |  35.475 |   1.39x |
================================================================================
Total                                           |  305.637 | 219.572 |   1.29x |

Model.new (instantiation)                x10000 |    1.016 |   0.563 |   1.81x |
Model.new (overwrite init attr={})       x10000 |    0.051 |   0.527 |   0.10x |
Model.new (empty init)                   x10000 |    0.019 |   0.540 |   0.03x |
Model.new (@@_valid_moded flag)          x10000 |    0.067 |   0.547 |   0.12x |