[jira] [Created] (ARROW-3930) [C++] Random test data generation is slow

[Antoine Pitrou (JIRA)]

Antoine Pitrou created ARROW-3930:
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             Summary: [C++] Random test data generation is slow
                 Key: ARROW-3930
                 URL: https://issues.apache.org/jira/browse/ARROW-3930
             Project: Apache Arrow
          Issue Type: Improvement
          Components: C++
    Affects Versions: 0.11.1
            Reporter: Antoine Pitrou


It seems a non-negligible amount of time in the test suite is spent in the 
Mersenne Twister random engine.



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