Nico Kruber created FLINK-11154:
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Summary: Upgrade Netty to 4.1.32
Key: FLINK-11154
URL: https://issues.apache.org/jira/browse/FLINK-11154
Project: Flink
Issue Type: Improvement
Components: Network
Affects Versions: 1.8.0
Reporter: Nico Kruber
Notable changes since 4.1.24 (currently used in Flink 1.6-1.7):
- big (performance, feature set) improvements for using openSSL based SSL
engine (useful for FLINK-9816)
- allow multiple shaded versions of the same netty artifact (as long as the
shaded prefix is different)
- Ensure ByteToMessageDecoder.Cumulator implementations always release.
- Don't re-arm timerfd each epoll_wait
- Use a non-volatile read for ensureAccessible() whenever possible to reduce
overhead and allow better inlining.
- Do not fail on runtime when an older version of Log4J2 is on the classpath
- Fix leak and corruption bugs in CompositeByteBuf
- Add support for TLSv1.3
- Harden ref-counting concurrency semantics
- bug fixes
- Java 9-12 related fixes
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