rorygraves / scalac_perf

The Scala programming language
http://www.scala-lang.org/
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Parallel rechecks and Improve perfomance of paralellization #81

Closed romanowski closed 6 years ago

romanowski commented 6 years ago

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It boosts perfomance from 28,374 (build 329) to 23,702 (build 328). Overhead is still quite bing (non-parallel run is 20,121) ~17,79%.

Performance of refcheck is slightly better in this PR (0,929 vs. 0,906) where on non parallel we've get 1,248, so it means ~27,4% speedup. When running refchecks on this PR but in non parallel we get 1,367 so relative speedup of parallelization is 33,7%.