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From "Jim Apple (Code Review)" <ger...@cloudera.org>
Subject [Impala-CR](cdh5-trunk) IMPALA-3727: Change microbenchmarks to use percentile-based reporting
Date Wed, 06 Jul 2016 21:40:32 GMT
Jim Apple has uploaded a new change for review.

  http://gerrit.cloudera.org:8080/3579

Change subject: IMPALA-3727: Change microbenchmarks to use percentile-based reporting
......................................................................

IMPALA-3727: Change microbenchmarks to use percentile-based reporting

This doesn't make each run more robust, but by running the benchmark
60 times and reporting the 10th and 90th percentile, it shows which
changes to benchmark results are part of the variance and which are
actual improvements.

Change-Id: I8aa35789922e5019fbb77b0737c9ea19df038e3b
---
M be/src/benchmarks/bloom-filter-benchmark.cc
M be/src/benchmarks/string-compare-benchmark.cc
M be/src/util/benchmark.cc
M be/src/util/benchmark.h
4 files changed, 168 insertions(+), 130 deletions(-)


  git pull ssh://gerrit.cloudera.org:29418/Impala refs/changes/79/3579/1
-- 
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Gerrit-MessageType: newchange
Gerrit-Change-Id: I8aa35789922e5019fbb77b0737c9ea19df038e3b
Gerrit-PatchSet: 1
Gerrit-Project: Impala
Gerrit-Branch: cdh5-trunk
Gerrit-Owner: Jim Apple <jbapple@cloudera.com>

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