RFR: 8339730: Windows regression after removing ObjectMonitor Responsible
Fredrik Bredberg
fbredberg at openjdk.org
Fri Oct 4 15:54:01 UTC 2024
In order to mitigate the regression seen on windows I added calls to enable hi res timer resolution around the call to WaitForSingleObject, when doing infinite parking. Got some good results, like these:
DaCapo23-tomcat-large 87.11%
DaCapo23-spring-large 38.25%
Renaissance-Reactors 10.34%
DaCapo-h2-large 10.00%
Tested ok on tier1-7 on windows-x64
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Commit messages:
- 8339730: Windows regression after removing ObjectMonitor Responsible
Changes: https://git.openjdk.org/jdk/pull/21357/files
Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=21357&range=00
Issue: https://bugs.openjdk.org/browse/JDK-8339730
Stats: 8 lines in 1 file changed: 8 ins; 0 del; 0 mod
Patch: https://git.openjdk.org/jdk/pull/21357.diff
Fetch: git fetch https://git.openjdk.org/jdk.git pull/21357/head:pull/21357
PR: https://git.openjdk.org/jdk/pull/21357
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