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From "slim bouguerra (Jira)" <j...@apache.org>
Subject [jira] [Updated] (HIVE-22106) PCR: Remove cross-query synchronization for the partition-eval
Date Mon, 09 Sep 2019 09:00:00 GMT

     [ https://issues.apache.org/jira/browse/HIVE-22106?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

slim bouguerra updated HIVE-22106:
----------------------------------
    Fix Version/s: 4.0.0
       Resolution: Fixed
           Status: Resolved  (was: Patch Available)

[https://git-wip-us.apache.org/repos/asf?p=hive.git;a=commit;h=1b0492479bab71ada88a7d5a0f0545074f06e821]

> PCR: Remove cross-query synchronization for the partition-eval 
> ---------------------------------------------------------------
>
>                 Key: HIVE-22106
>                 URL: https://issues.apache.org/jira/browse/HIVE-22106
>             Project: Hive
>          Issue Type: Improvement
>          Components: Logical Optimizer
>    Affects Versions: 4.0.0
>            Reporter: Gopal V
>            Assignee: slim bouguerra
>            Priority: Major
>             Fix For: 4.0.0
>
>         Attachments: HIVE-22106.patch
>
>
> {code}
> HiveServer2-Handler-Pool: Thread-492  Blocked CPU usage on sample: 0ms
>   org.apache.hadoop.hive.ql.optimizer.ppr.PartExprEvalUtils.evalExprWithPart(ExprNodeDesc,
Partition, List, StructObjectInspector) PartExprEvalUtils.java:58
>   org.apache.hadoop.hive.ql.optimizer.pcr.PcrExprProcFactory.evalExprWithPart(ExprNodeDesc,
Partition, List) PcrExprProcFactory.java:83
>   org.apache.hadoop.hive.ql.optimizer.pcr.PcrExprProcFactory$GenericFuncExprProcessor.handleDeterministicUdf(PcrExprProcCtx,
ExprNodeGenericFuncDesc, Object[]) PcrExprProcFactory.java:317
>   org.apache.hadoop.hive.ql.optimizer.pcr.PcrExprProcFactory$GenericFuncExprProcessor.process(Node,
Stack, NodeProcessorCtx, Object[]) PcrExprProcFactory.java:298
>   org.apache.hadoop.hive.ql.lib.DefaultRuleDispatcher.dispatch(Node, Stack, Object[])
DefaultRuleDispatcher.java:90
>   org.apache.hadoop.hive.ql.lib.DefaultGraphWalker.dispatchAndReturn(Node, Stack) DefaultGraphWalker.java:105
>   org.apache.hadoop.hive.ql.lib.DefaultGraphWalker.dispatch(Node, Stack) DefaultGraphWalker.java:89
>   org.apache.hadoop.hive.ql.lib.DefaultGraphWalker.walk(Node) DefaultGraphWalker.java:158
>   org.apache.hadoop.hive.ql.lib.DefaultGraphWalker.startWalking(Collection, HashMap)
DefaultGraphWalker.java:120
> {code}



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