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Performance Comparison
alikh31 edited this page Oct 12, 2014
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Comparing Snow Crash performance before and after its architecture refactoring. Every fixture is parsed 1000 times. Total time, mean time and standard deviation are recorded.
NOTE: This Wiki page is part of #114
- 175 lines, 5120 characters
- test/performance/fixtures/fixture-1.apib
total: 11.2356s mean: 0.0112356 +/- 0.000259528s
total: 6.01682s mean: 0.00601682 +/- 0.00026836s
Snow Crash is 1.87x faster after the refactor.
- 2456 lines, 61227 characters
- test/performance/fixtures/fixture-2.apib
total: 270.935s mean: 0.270935 +/- 0.0015481s
total: 9.98349s mean: 0.00998349 +/- 0.000154583s
Snow Crash is 27.14x faster after the refactor.
- 10364 lines, 367010 characters
- test/performance/fixtures/fixture-3.apib
total: 8880.93s mean: 8.88093 +/- 97.902s
total: 272.966s mean: 0.272966 +/- 0.00145955s
| line count | character count | pre-refactor (s) | post-refactor (s) | speed gain | |
|---|---|---|---|---|---|
| fixture 1 | 175 | 5120 | 11.2356 | 6.01682 | 1.87x |
| fixture 2 | 2456 | 61227 | 270.935 | 9.98349 | 27.14x |
| fixture 3 | 10364 | 367010 | 8880.93 | 272.966 | 32.53x |
NOTE: Parse times are per 1000 parsings of the fixtures
Comparing Snow Crash performance before and after implementation of lazy referencing. Every fixture is parsed 1000 times. Total time, mean time and standard deviation are recorded.
NOTE: This Wiki page is part of issue #84
- 175 lines, 4946 characters
- test/performance/fixtures/fixture-1.apib
total: 11.4514s mean: 0.0114514 +/- 0.00696401s
total: 11.466s mean: 0.011466 +/- 0.00688481s
- 2456 lines, 58772 characters
- test/performance/fixtures/fixture-2.apib
total: 56.7685s mean: 0.0567685 +/- 0.00755722s
total: 31.6681s mean: 0.0316681 +/- 0.00266118s
Snow Crash is 1.79x faster after the refactor.
- 10364 lines, 356647 characters
- test/performance/fixtures/fixture-3.apib
total: 952.491s mean: 0.952491 +/- 0.00440549s
total: 863.571s mean: 0.863571 +/- 0.0129541s
Snow Crash is 1.10x faster after the refactor.
- 8390 lines, 145569 characters
- test/performance/fixtures/fixture-4.apib
total: 1976.06s mean: 1.97606 +/- 0.00769234s
total: 1976.28s mean: 1.97628 +/- 0.0270102s
| line count | character count | Before change (s) | After change (s) | speed change | |
|---|---|---|---|---|---|
| fixture 1 | 175 | 4946 | 11.4514 | 11.466 | 1.0 |
| fixture 2 | 2456 | 58772 | 56.7685 | 31.6681 | 1.79 |
| fixture 3 | 10364 | 356647 | 952.49 | 863.571 | 1.1 |
| fixture 4 | 8390 | 145569 | 1976.06 | 1976.28 | 1.0 |
NOTE: Parse times are per 1000 parsings of the fixtures