Rui Fan created FLINK-33316:
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Summary: Avoid unnecessary heavy getStreamOperatorFactory
Key: FLINK-33316
URL: https://issues.apache.org/jira/browse/FLINK-33316
Project: Flink
Issue Type: Sub-task
Components: Runtime / Configuration
Affects Versions: 1.17.0, 1.18.0
Reporter: Rui Fan
Assignee: Rui Fan
This Jira focus on avoid unnecessary heavy getStreamOperatorFactory, it can
optimize the memory and cpu cost of Replica_3 in FLINK-33315.
Solution: We can store the serializedUdfClassName at StreamConfig, and using
the getStreamOperatorFactoryClassName instead of the heavy
getStreamOperatorFactory in OperatorChain#getOperatorRecordsOutCounter.
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