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https://issues.apache.org/jira/browse/STORM-1038?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15403724#comment-15403724
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ASF GitHub Bot commented on STORM-1038:
---------------------------------------

Github user satishd commented on the issue:

    https://github.com/apache/storm/pull/1591
  
    @hsun-cnnxty `Channel#write` is modified to `Channel#writeAndFlush` at 
multiple places. Does not that flush to the underlying stream without buffering 
and flush it when buffers are full?


> Upgrade netty transport from 3.x to 4.x
> ---------------------------------------
>
>                 Key: STORM-1038
>                 URL: https://issues.apache.org/jira/browse/STORM-1038
>             Project: Apache Storm
>          Issue Type: Dependency upgrade
>          Components: storm-core
>            Reporter: Hang Sun
>            Priority: Minor
>              Labels: performance
>   Original Estimate: 168h
>  Remaining Estimate: 168h
>
> It will be nice to upgrade netty to 4.x to take advantage of its more 
> efficient memory usage.



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