Jingsong Lee created FLINK-15311:
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Summary: Lz4BlockCompressionFactory should use native compressor
instead of java unsafe
Key: FLINK-15311
URL: https://issues.apache.org/jira/browse/FLINK-15311
Project: Flink
Issue Type: Bug
Components: Runtime / Network
Reporter: Jingsong Lee
Fix For: 1.10.0
According to:
[https://lz4.github.io/lz4-java/1.7.0/lz4-compression-benchmark/]
Java java unsafe compressor has lower performance than native lz4 compressor.
In testing, I found shuffle using java unsafe compressor.
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