Reasonable heap space usage of flink jobs

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Reasonable heap space usage of flink jobs

todd
For flink1.12.1 version, set taskmanager.memory.process.size: 1024m.
When running, Heap Maximum: 146M, Non-Heap Maximum: 744 MB, Heap usage rate
is about 10%-30%.

What is the reasonable Heap usage rate? So as to do further resource
optimization.



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