[jdk21u-dev] RFR: 8322149: ConcurrentHashMap smarter presizing for copy constructor and putAll
Francesco Andreuzzi
duke at openjdk.org
Thu May 29 14:37:35 UTC 2025
Clean backport of JDK-8322149. Clear performance gains (30%) for `ConcurrentHashMap#putAll` and copy constructor.
-------------
Commit messages:
- Backport c432dc008bb3a2d3fe6b46617ad64a2999ae366c
Changes: https://git.openjdk.org/jdk21u-dev/pull/1841/files
Webrev: https://webrevs.openjdk.org/?repo=jdk21u-dev&pr=1841&range=00
Issue: https://bugs.openjdk.org/browse/JDK-8322149
Stats: 27 lines in 2 files changed: 24 ins; 1 del; 2 mod
Patch: https://git.openjdk.org/jdk21u-dev/pull/1841.diff
Fetch: git fetch https://git.openjdk.org/jdk21u-dev.git pull/1841/head:pull/1841
PR: https://git.openjdk.org/jdk21u-dev/pull/1841
More information about the jdk-updates-dev
mailing list