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Improve benchmark#19

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oschwald merged 2 commits intomaxmind:masterfrom
phraktle:perf-opt
Dec 29, 2015
Merged

Improve benchmark#19
oschwald merged 2 commits intomaxmind:masterfrom
phraktle:perf-opt

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@phraktle
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Benchmark results might vary based on a number of factors. I tend to select a fixed random seed so the test run is repeatable. Also, I disable Intel's Turbo Boost feature, so it doesn't vary the CPU frequency with overclocking. I run the benchmark loop multiple times, so the JIT is warmed up. With these tweaks, you get more consistent and meaningful results.

 * path to database can be parametrized
 * do separate warmup and benchmark loops (so JIT can kick in)
 * use fixed random seeds for repeatable runs
@oschwald
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Thanks. These are definitely big improvements to the benchmark.

oschwald added a commit that referenced this pull request Dec 29, 2015
@oschwald oschwald merged commit 8bf2c92 into maxmind:master Dec 29, 2015
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