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https://issues.apache.org/jira/browse/STORM-2947?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16369615#comment-16369615
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Roshan Naik commented on STORM-2947:
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*Notes:* 

*Settings to deprecate in 1.x :* As they have been removed in 2.x:
 - topology.sleep.spout.wait.strategy.time.ms

 - topology.backpressure.enable
 - backpressure.disruptor.high.watermark
 - backpressure.disruptor.low.watermark
 - backpressure.znode.timeout.secs
 - backpressure.znode.update.freq.secs
 - task.backpressure.poll.secs

 - topology.executor.receive.buffer.size: 1024 #batched
 - topology.executor.send.buffer.size: 1024 #individual messages
 - topology.transfer.buffer.size: 1024 # batched

 - topology.bolts.outgoing.overflow.buffer.enable: false
 - topology.disruptor.wait.timeout.millis: 1000
 - topology.disruptor.batch.size: 100
 - topology.disruptor.batch.timeout.millis:

*Classes to deprecate in 1.x:*
 - org.apache.storm.spout.SleepSpoutWaitStrategy
 - org.apache.storm.spout.ISpoutWaitStrategy
 - org.apache.storm.spout.NothingEmptyEmitStrategy

*Settings to remove in 2.x:*
 - nimbus.host
 - storm.messaging.netty.max_retries
 - storm.local.mode.zmq

> Review and fix/remove deprecated things in Storm 2.0.0
> ------------------------------------------------------
>
>                 Key: STORM-2947
>                 URL: https://issues.apache.org/jira/browse/STORM-2947
>             Project: Apache Storm
>          Issue Type: Task
>          Components: storm-client, storm-hdfs, storm-kafka, storm-server, 
> storm-solr
>    Affects Versions: 2.0.0
>            Reporter: Jungtaek Lim
>            Assignee: Jungtaek Lim
>            Priority: Major
>
> We've been deprecating the things but haven't have time to replace/get rid of 
> them. It should be better if we have time to review and address them.



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