Github user HeartSaVioR commented on the issue:
Since Netty made 3.x version line EOL, I'd like to bump Netty to 4.0.x or
even 4.1.x if there's no performance / resource usage issue.
Please upmerge this. If you really don't mind, could you do performance
tests again on two latest versions: 4.0.41.Final and 4.1.5.Final, too?
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