> A new benchmark for measuring the NMT overhead in `summary` and `detail` > modes. > The tests are run using: > > make CONF=debug test TEST="micro:java.util.NMTBenchmark" > MICRO="RESULTS_FORMAT=json" > > The results are written to a JSON file that can be visualized using [JMH > Visualizer](https://jmh.morethan.io/). > > ### Notes > A separate [issue](https://bugs.openjdk.org/browse/JDK-8316814) is created > for preparing a progfram for validating and analyzing the JMH outputs. > Another separate [issue](https://bugs.openjdk.org/browse/JDK-8316813) is > created for measuring the virtual memory tracing parts of NMT.
Afshin Zafari has updated the pull request with a new target base due to a merge or a rebase. The pull request now contains five commits: - Merge branch 'master' into _8314438 - new benchmark moved to vm/runtime folder. - realloc and onlyMalloc are added. - Sequential part is run only once if WITH_THREADS == 0 - 8314438: NMT: Performance benchmarks are needed to have a baseline for comparison of improvements ------------- Changes: https://git.openjdk.org/jdk/pull/15563/files Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=15563&range=02 Stats: 253 lines in 2 files changed: 253 ins; 0 del; 0 mod Patch: https://git.openjdk.org/jdk/pull/15563.diff Fetch: git fetch https://git.openjdk.org/jdk.git pull/15563/head:pull/15563 PR: https://git.openjdk.org/jdk/pull/15563
