Github user tillrohrmann commented on a diff in the pull request: https://github.com/apache/flink/pull/6147#discussion_r195091137 --- Diff: flink-runtime/src/main/java/org/apache/flink/runtime/rest/messages/job/JobSubmitRequestBody.java --- @@ -45,14 +50,41 @@ @JsonProperty(FIELD_NAME_SERIALIZED_JOB_GRAPH) public final byte[] serializedJobGraph; --- End diff -- I think it would be a good idea to send the `JobGraph` as binary data instead of encoding it in Base64 to send it as part of the json request.
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