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From "Hive QA (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HIVE-11948) Investigate TxnHandler and CompactionTxnHandler to see where we improve concurrency
Date Tue, 10 Nov 2015 21:32:10 GMT

    [ https://issues.apache.org/jira/browse/HIVE-11948?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14999380#comment-14999380
] 

Hive QA commented on HIVE-11948:
--------------------------------



Here are the results of testing the latest attachment:
https://issues.apache.org/jira/secure/attachment/12771582/HIVE-11948.6.patch

{color:green}SUCCESS:{color} +1 due to 3 test(s) being added or modified.

{color:red}ERROR:{color} -1 due to 4 failed/errored test(s), 9778 tests executed
*Failed tests:*
{noformat}
org.apache.hadoop.hive.cli.TestNegativeCliDriver.testNegativeCliDriver_authorization_uri_import
org.apache.hadoop.hive.hwi.TestHWISessionManager.testHiveDriver
org.apache.hive.hcatalog.streaming.TestStreaming.testHearbeat
org.apache.hive.jdbc.TestSSL.testSSLVersion
{noformat}

Test results: http://ec2-174-129-184-35.compute-1.amazonaws.com/jenkins/job/PreCommit-HIVE-TRUNK-Build/5986/testReport
Console output: http://ec2-174-129-184-35.compute-1.amazonaws.com/jenkins/job/PreCommit-HIVE-TRUNK-Build/5986/console
Test logs: http://ec2-174-129-184-35.compute-1.amazonaws.com/logs/PreCommit-HIVE-TRUNK-Build-5986/

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: 12771582 - PreCommit-HIVE-TRUNK-Build

> Investigate TxnHandler and CompactionTxnHandler to see where we improve concurrency
> -----------------------------------------------------------------------------------
>
>                 Key: HIVE-11948
>                 URL: https://issues.apache.org/jira/browse/HIVE-11948
>             Project: Hive
>          Issue Type: Bug
>          Components: Transactions
>    Affects Versions: 0.14.0
>            Reporter: Eugene Koifman
>            Assignee: Eugene Koifman
>         Attachments: HIVE-11948.3.patch, HIVE-11948.4.patch, HIVE-11948.5.patch, HIVE-11948.6.patch,
HIVE-11948.patch
>
>
> at least some operations (or parts of operations) can run at READ_COMMITTED.
> CompactionTxnHandler.setRunAs()
> CompactionTxnHandler.findNextToCompact()
> if update stmt includes cq_state = '" + INITIATED_STATE + "'" in WHERE clause and logic
to look for "next" candidate
> CompactionTxnHandler.markCompacted()
> perhaps add cq_state=WORKING_STATE in Where clause (mostly as an extra consistency check)



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