Github user dan-blanchard commented on a diff in the pull request: https://github.com/apache/storm/pull/1136#discussion_r54769764 --- Diff: conf/defaults.yaml --- @@ -226,7 +226,7 @@ topology.eventlogger.executors: null topology.tasks: null # maximum amount of time a message has to complete before it's considered failed topology.message.timeout.secs: 30 -topology.multilang.serializer: "org.apache.storm.multilang.JsonSerializer" +topology.multilang.serializer: "org.apache.storm.multilang.MessagePackSerializer" --- End diff -- While having the `MessagePackSeriailzer` built-in would be amazing, changing it to the default serializer would break a lot of multi-lang libraries, so I don't think that's a great idea. Let people opt in.
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