[jira] [Created] (FLINK-4893) Use single RecordSerializer per RecordWriter

[Shang Yuanchun (Jira)]

Ufuk Celebi created FLINK-4893:
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             Summary: Use single RecordSerializer per RecordWriter
                 Key: FLINK-4893
                 URL: https://issues.apache.org/jira/browse/FLINK-4893
             Project: Flink
          Issue Type: Improvement
          Components: Network
            Reporter: Ufuk Celebi


Instead of creating n instances of the serializer for each outgoing channel, we can simply keep the references to the {{Buffer}} instances in the writer and use a single record serializer instance.



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