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From "Hive QA (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HIVE-16013) Fragments without locality can stack up on nodes
Date Sat, 25 Feb 2017 04:46:44 GMT

    [ https://issues.apache.org/jira/browse/HIVE-16013?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15884025#comment-15884025
] 

Hive QA commented on HIVE-16013:
--------------------------------



Here are the results of testing the latest attachment:
https://issues.apache.org/jira/secure/attachment/12854554/HIVE-16013.2.patch

{color:green}SUCCESS:{color} +1 due to 1 test(s) being added or modified.

{color:red}ERROR:{color} -1 due to 4 failed/errored test(s), 10261 tests executed
*Failed tests:*
{noformat}
TestDerbyConnector - did not produce a TEST-*.xml file (likely timed out) (batchId=235)
org.apache.hadoop.hive.cli.TestMiniLlapLocalCliDriver.testCliDriver[vector_if_expr] (batchId=140)
org.apache.hadoop.hive.cli.TestPerfCliDriver.testCliDriver[query14] (batchId=223)
org.apache.hive.service.server.TestHS2HttpServer.testContextRootUrlRewrite (batchId=186)
{noformat}

Test results: https://builds.apache.org/job/PreCommit-HIVE-Build/3770/testReport
Console output: https://builds.apache.org/job/PreCommit-HIVE-Build/3770/console
Test logs: http://104.198.109.242/logs/PreCommit-HIVE-Build-3770/

Messages:
{noformat}
Executing org.apache.hive.ptest.execution.TestCheckPhase
Executing org.apache.hive.ptest.execution.PrepPhase
Executing org.apache.hive.ptest.execution.ExecutionPhase
Executing org.apache.hive.ptest.execution.ReportingPhase
Tests exited with: TestsFailedException: 4 tests failed
{noformat}

This message is automatically generated.

ATTACHMENT ID: 12854554 - PreCommit-HIVE-Build

> Fragments without locality can stack up on nodes
> ------------------------------------------------
>
>                 Key: HIVE-16013
>                 URL: https://issues.apache.org/jira/browse/HIVE-16013
>             Project: Hive
>          Issue Type: Bug
>          Components: llap
>    Affects Versions: 2.2.0
>            Reporter: Siddharth Seth
>            Assignee: Prasanth Jayachandran
>         Attachments: HIVE-16013.1.patch, HIVE-16013.2.patch
>
>
> When no locality information is provide, task requests can stack up on a node because
of consistent no selection. When locality information is not provided we should fallback to
random selection for better work distribution. 



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