[ 
https://issues.apache.org/jira/browse/TEZ-3701?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16033391#comment-16033391
 ] 

TezQA commented on TEZ-3701:
----------------------------

{color:red}-1 overall{color}.  Here are the results of testing the latest 
attachment
  http://issues.apache.org/jira/secure/attachment/12870690/TEZ-3701.10.patch
  against master revision 7f026a8.

    {color:green}+1 @author{color}.  The patch does not contain any @author 
tags.

    {color:red}-1 tests included{color}.  The patch doesn't appear to include 
any new or modified tests.
                        Please justify why no new tests are needed for this 
patch.
                        Also please list what manual steps were performed to 
verify this patch.

    {color:red}-1 javac{color:red}.  The patch appears to cause the build to 
fail.

Console output: https://builds.apache.org/job/PreCommit-TEZ-Build/2504//console

This message is automatically generated.

> UnorderedPartitionedKVWriter - issues with parallel Deflater usage, 
> synchronousqueue in threadpool
> --------------------------------------------------------------------------------------------------
>
>                 Key: TEZ-3701
>                 URL: https://issues.apache.org/jira/browse/TEZ-3701
>             Project: Apache Tez
>          Issue Type: Bug
>    Affects Versions: 0.9.0
>            Reporter: Harish Jaiprakash
>            Assignee: Rajesh Balamohan
>            Priority: Blocker
>         Attachments: TEZ-3701.10.patch, TEZ-3701.2.patch, TEZ-3701.3.patch, 
> TEZ-3701.4.patch, TEZ-3701.5.patch, TEZ-3701.6.patch, TEZ-3701.7.patch, 
> TEZ-3701.8.patch, TEZ-3701.9.patch
>
>
> UnorderedPartitionedKVWriter add task to the executor, but does not wait for 
> them to finish before starting the final merge. This can cause finalMerge to 
> fail or write incorrect data.



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