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https://issues.apache.org/jira/browse/HBASE-15995?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15802855#comment-15802855
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Ted Yu commented on HBASE-15995:
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Is the height of the high bar in V2 tantamount to the height of high bar in V1 ?
Thanks
> Separate replication WAL reading from shipping
> ----------------------------------------------
>
> Key: HBASE-15995
> URL: https://issues.apache.org/jira/browse/HBASE-15995
> Project: HBase
> Issue Type: Sub-task
> Components: Replication
> Affects Versions: 2.0.0
> Reporter: Vincent Poon
> Assignee: Vincent Poon
> Fix For: 2.0.0
>
> Attachments: HBASE-15995.master.v1.patch,
> replicationV1_100ms_delay.png, replicationV2_100ms_delay.png
>
>
> Currently ReplicationSource reads edits from the WAL and ships them in the
> same thread.
> By breaking out the reading from the shipping, we can introduce greater
> parallelism and lay the foundation for further refactoring to a pipelined,
> streaming model.
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