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https://issues.apache.org/jira/browse/HADOOP-3442?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12603466#action_12603466
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Devaraj Das commented on HADOOP-3442:
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Some quick questions - what's the complexity in time/space of BatcherSort. For
HeapSort, there is a o.a.h.u.PriorityQueue. Could we use that?
> QuickSort may get into unbounded recursion
> ------------------------------------------
>
> Key: HADOOP-3442
> URL: https://issues.apache.org/jira/browse/HADOOP-3442
> Project: Hadoop Core
> Issue Type: Bug
> Components: mapred
> Affects Versions: 0.17.0
> Reporter: Runping Qi
> Assignee: Chris Douglas
> Priority: Blocker
> Fix For: 0.17.1, 0.18.0
>
> Attachments: 3442-0.patch, 3442-0v17.patch, 3442-1.patch,
> CheckSortBuffer.java, HADOOP-3442.patch, overflow.zip, spillbuffers.patch
>
>
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