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https://issues.apache.org/jira/browse/DRILL-270?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Jacques Nadeau updated DRILL-270:
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Fix Version/s: Future
> add distributed countdown latch to cluster coordinator
> ------------------------------------------------------
>
> Key: DRILL-270
> URL: https://issues.apache.org/jira/browse/DRILL-270
> Project: Apache Drill
> Issue Type: Improvement
> Reporter: Steven Phillips
> Assignee: Steven Phillips
> Fix For: Future
>
>
> In OrderedPartitionRecordBatch, currently we use an AtomicNumber to keep
> track of how many fragments have finished sampling. Each fragment polls and
> sleeps until a certain fraction of the total number is reached.
> We would prefer to have a distributed CountDown latch for this purpose.
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