Github user HeartSaVioR commented on the pull request:
https://github.com/apache/storm/pull/521#issuecomment-101841901
I made another changeset which reverts whole things to 0666c41 (without
```try-serialize-local```) but leaves TransferDrainer as buffer and grouper (by
host+port).
https://github.com/HeartSaVioR/storm/commit/6ef2f11e9eade772c8ae67a6410d537871739938
If we think latter is better to move on, I'll post a new PR based on
6ef2f11e9eade772c8ae67a6410d537871739938.
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