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Posted to reviews@spark.apache.org by GitBox <gi...@apache.org> on 2019/02/09 05:01:20 UTC

[GitHub] MaxGekk opened a new pull request #23752: [SPARK-26816][CORE] Benchmark for XORShiftRandom

MaxGekk opened a new pull request #23752: [SPARK-26816][CORE] Benchmark for XORShiftRandom
URL: https://github.com/apache/spark/pull/23752
 
 
   ## What changes were proposed in this pull request?
   
   - The benchmark of `XORShiftRandom.nextInt` vis-a-vis `java.util.Random.nextInt` is moved from the `XORShiftRandom` object to `XORShiftRandomBenchmark`.
   - Added benchmarks for `nextLong`, `nextDouble` and `nextGaussian` that are used in Spark as well.
   - Added a separate benchmark for `XORShiftRandom.hashSeed`.

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