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https://issues.apache.org/jira/browse/FLINK-19938?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17299217#comment-17299217
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junbiao chen commented on FLINK-19938:
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[~kevin.cyj] ,is there any testing result for this patch
> Implement shuffle data read scheduling for sort-merge blocking shuffle
> ----------------------------------------------------------------------
>
> Key: FLINK-19938
> URL: https://issues.apache.org/jira/browse/FLINK-19938
> Project: Flink
> Issue Type: Sub-task
> Components: Runtime / Network
> Reporter: Yingjie Cao
> Priority: Major
> Labels: pull-request-available
> Fix For: 1.13.0
>
>
> As described in
> [https://cwiki.apache.org/confluence/display/FLINK/FLIP-148%3A+Introduce+Sort-Merge+Based+Blocking+Shuffle+to+Flink.]
> shuffle IO scheduling is important for performance. We'd like to Introduce
> it to sort-merge shuffle first.
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