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https://issues.apache.org/jira/browse/HIVE-21400?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16786992#comment-16786992
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Hive QA commented on HIVE-21400:
--------------------------------
Here are the results of testing the latest attachment:
https://issues.apache.org/jira/secure/attachment/12961513/HIVE-21400.1.patch
{color:red}ERROR:{color} -1 due to no test(s) being added or modified.
{color:green}SUCCESS:{color} +1 due to 15819 tests passed
Test results:
https://builds.apache.org/job/PreCommit-HIVE-Build/16387/testReport
Console output: https://builds.apache.org/job/PreCommit-HIVE-Build/16387/console
Test logs: http://104.198.109.242/logs/PreCommit-HIVE-Build-16387/
Messages:
{noformat}
Executing org.apache.hive.ptest.execution.TestCheckPhase
Executing org.apache.hive.ptest.execution.PrepPhase
Executing org.apache.hive.ptest.execution.YetusPhase
Executing org.apache.hive.ptest.execution.ExecutionPhase
Executing org.apache.hive.ptest.execution.ReportingPhase
{noformat}
This message is automatically generated.
ATTACHMENT ID: 12961513 - PreCommit-HIVE-Build
> Vectorization: LazyBinarySerializeWrite allocates Field() within the loop
> -------------------------------------------------------------------------
>
> Key: HIVE-21400
> URL: https://issues.apache.org/jira/browse/HIVE-21400
> Project: Hive
> Issue Type: Bug
> Components: Vectorization
> Affects Versions: 4.0.0
> Reporter: Gopal V
> Assignee: Gopal V
> Priority: Major
> Attachments: HIVE-21400.1.patch
>
>
> GC thrash from an unexpected source in ReduceSinkOperator.
> {code}
> org.apache.hadoop.hive.serde2.lazybinary.fast.LazyBinarySerializeWrite.resetWithoutOutput(LazyBinarySerializeWrite.java:136)
> at
> org.apache.hadoop.hive.serde2.lazybinary.fast.LazyBinarySerializeWrite.reset(LazyBinarySerializeWrite.java:132)
> at
> org.apache.hadoop.hive.ql.exec.vector.reducesink.VectorReduceSinkUniformHashOperator.process(VectorReduceSinkUniformHashOperator.java:180)
> {code}
> GC space is getting thrashed by the
> {code}
> root = new Field(STRUCT);
> {code}
> for every row.
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