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From "Hive QA (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HIVE-15712) new HiveConf in SQLOperation.getSerDe() impacts CPU on hiveserver2
Date Thu, 26 Jan 2017 22:07:25 GMT

    [ https://issues.apache.org/jira/browse/HIVE-15712?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15840538#comment-15840538
] 

Hive QA commented on HIVE-15712:
--------------------------------



Here are the results of testing the latest attachment:
https://issues.apache.org/jira/secure/attachment/12849565/HIVE-15712.1.patch

{color:red}ERROR:{color} -1 due to no test(s) being added or modified.

{color:red}ERROR:{color} -1 due to 8 failed/errored test(s), 11002 tests executed
*Failed tests:*
{noformat}
TestDerbyConnector - did not produce a TEST-*.xml file (likely timed out) (batchId=235)
org.apache.hadoop.hive.cli.TestEncryptedHDFSCliDriver.testCliDriver[encryption_join_with_different_encryption_keys]
(batchId=159)
org.apache.hadoop.hive.cli.TestMiniLlapLocalCliDriver.testCliDriver[vector_char_simple] (batchId=147)
org.apache.hadoop.hive.cli.TestMiniLlapLocalCliDriver.testCliDriver[vector_if_expr] (batchId=140)
org.apache.hadoop.hive.cli.TestMiniLlapLocalCliDriver.testCliDriver[vector_varchar_simple]
(batchId=153)
org.apache.hadoop.hive.cli.TestMiniTezCliDriver.testCliDriver[explainuser_3] (batchId=93)
org.apache.hadoop.hive.cli.TestPerfCliDriver.testCliDriver[query14] (batchId=223)
org.apache.hadoop.hive.cli.TestPerfCliDriver.testCliDriver[query23] (batchId=223)
{noformat}

Test results: https://builds.apache.org/job/PreCommit-HIVE-Build/3201/testReport
Console output: https://builds.apache.org/job/PreCommit-HIVE-Build/3201/console
Test logs: http://104.198.109.242/logs/PreCommit-HIVE-Build-3201/

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: 8 tests failed
{noformat}

This message is automatically generated.

ATTACHMENT ID: 12849565 - PreCommit-HIVE-Build

> new HiveConf in SQLOperation.getSerDe() impacts CPU on hiveserver2
> ------------------------------------------------------------------
>
>                 Key: HIVE-15712
>                 URL: https://issues.apache.org/jira/browse/HIVE-15712
>             Project: Hive
>          Issue Type: Improvement
>          Components: HiveServer2
>    Affects Versions: 2.1.1
>            Reporter: anishek
>            Assignee: anishek
>             Fix For: 2.2.0
>
>         Attachments: HIVE-15712.1.patch, HIVE-15712.1.patch
>
>
> On doing internal performance test, with about 10 concurrent users we found that about
18%  of CPU on hiveserver2 is spent in creation of new HiveConf() in  SQLOperation.getSerDe().



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