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From "Hive QA (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HIVE-19661) switch Hive UDFs to use Re2J regex engine
Date Tue, 29 May 2018 04:05:00 GMT

    [ https://issues.apache.org/jira/browse/HIVE-19661?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16493078#comment-16493078
] 

Hive QA commented on HIVE-19661:
--------------------------------



Here are the results of testing the latest attachment:
https://issues.apache.org/jira/secure/attachment/12925308/HIVE-19661.patch

{color:red}ERROR:{color} -1 due to build exiting with an error

Test results: https://builds.apache.org/job/PreCommit-HIVE-Build/11320/testReport
Console output: https://builds.apache.org/job/PreCommit-HIVE-Build/11320/console
Test logs: http://104.198.109.242/logs/PreCommit-HIVE-Build-11320/

Messages:
{noformat}
Executing org.apache.hive.ptest.execution.TestCheckPhase
Executing org.apache.hive.ptest.execution.PrepPhase
Tests exited with: NonZeroExitCodeException
Command 'bash /data/hiveptest/working/scratch/source-prep.sh' failed with exit status 1 and
output '+ date '+%Y-%m-%d %T.%3N'
2018-05-29 04:02:53.340
+ [[ -n /usr/lib/jvm/java-8-openjdk-amd64 ]]
+ export JAVA_HOME=/usr/lib/jvm/java-8-openjdk-amd64
+ JAVA_HOME=/usr/lib/jvm/java-8-openjdk-amd64
+ export PATH=/usr/lib/jvm/java-8-openjdk-amd64/bin/:/usr/local/bin:/usr/bin:/bin:/usr/local/games:/usr/games
+ PATH=/usr/lib/jvm/java-8-openjdk-amd64/bin/:/usr/local/bin:/usr/bin:/bin:/usr/local/games:/usr/games
+ export 'ANT_OPTS=-Xmx1g -XX:MaxPermSize=256m '
+ ANT_OPTS='-Xmx1g -XX:MaxPermSize=256m '
+ export 'MAVEN_OPTS=-Xmx1g '
+ MAVEN_OPTS='-Xmx1g '
+ cd /data/hiveptest/working/
+ tee /data/hiveptest/logs/PreCommit-HIVE-Build-11320/source-prep.txt
+ [[ false == \t\r\u\e ]]
+ mkdir -p maven ivy
+ [[ git = \s\v\n ]]
+ [[ git = \g\i\t ]]
+ [[ -z master ]]
+ [[ -d apache-github-source-source ]]
+ [[ ! -d apache-github-source-source/.git ]]
+ [[ ! -d apache-github-source-source ]]
+ date '+%Y-%m-%d %T.%3N'
2018-05-29 04:02:53.343
+ cd apache-github-source-source
+ git fetch origin
>From https://github.com/apache/hive
   780b012..6a24a0c  master     -> origin/master
   89eba25..66e5453  branch-3   -> origin/branch-3
+ git reset --hard HEAD
HEAD is now at 780b012 HIVE-19691: Start SessionState in materialized views registry (Jesus
Camacho Rodriguez, reviewed by Ashutosh Chauhan)
+ git clean -f -d
+ git checkout master
Already on 'master'
Your branch is behind 'origin/master' by 1 commit, and can be fast-forwarded.
  (use "git pull" to update your local branch)
+ git reset --hard origin/master
HEAD is now at 6a24a0c HIVE-18394: Materialized view: "Create Materialized View" should default
to rewritable ones (Jesus Camacho Rodriguez, reviewed by Gopal V)
+ git merge --ff-only origin/master
Already up-to-date.
+ date '+%Y-%m-%d %T.%3N'
2018-05-29 04:02:54.496
+ rm -rf ../yetus_PreCommit-HIVE-Build-11320
+ mkdir ../yetus_PreCommit-HIVE-Build-11320
+ git gc
+ cp -R . ../yetus_PreCommit-HIVE-Build-11320
+ mkdir /data/hiveptest/logs/PreCommit-HIVE-Build-11320/yetus
+ patchCommandPath=/data/hiveptest/working/scratch/smart-apply-patch.sh
+ patchFilePath=/data/hiveptest/working/scratch/build.patch
+ [[ -f /data/hiveptest/working/scratch/build.patch ]]
+ chmod +x /data/hiveptest/working/scratch/smart-apply-patch.sh
+ /data/hiveptest/working/scratch/smart-apply-patch.sh /data/hiveptest/working/scratch/build.patch
error: a/ql/src/java/org/apache/hadoop/hive/ql/udf/generic/GenericUDFRegExp.java: does not
exist in index
Going to apply patch with: git apply -p1
+ [[ maven == \m\a\v\e\n ]]
+ rm -rf /data/hiveptest/working/maven/org/apache/hive
+ mvn -B clean install -DskipTests -T 4 -q -Dmaven.repo.local=/data/hiveptest/working/maven
protoc-jar: executing: [/tmp/protoc5856265726095755884.exe, --version]
libprotoc 2.5.0
protoc-jar: executing: [/tmp/protoc5856265726095755884.exe, -I/data/hiveptest/working/apache-github-source-source/standalone-metastore/src/main/protobuf/org/apache/hadoop/hive/metastore,
--java_out=/data/hiveptest/working/apache-github-source-source/standalone-metastore/target/generated-sources,
/data/hiveptest/working/apache-github-source-source/standalone-metastore/src/main/protobuf/org/apache/hadoop/hive/metastore/metastore.proto]
ANTLR Parser Generator  Version 3.5.2
Output file /data/hiveptest/working/apache-github-source-source/standalone-metastore/target/generated-sources/org/apache/hadoop/hive/metastore/parser/FilterParser.java
does not exist: must build /data/hiveptest/working/apache-github-source-source/standalone-metastore/src/main/java/org/apache/hadoop/hive/metastore/parser/Filter.g
org/apache/hadoop/hive/metastore/parser/Filter.g
log4j:WARN No appenders could be found for logger (DataNucleus.Persistence).
log4j:WARN Please initialize the log4j system properly.
DataNucleus Enhancer (version 4.1.17) for API "JDO"
DataNucleus Enhancer completed with success for 40 classes.
ANTLR Parser Generator  Version 3.5.2
Output file /data/hiveptest/working/apache-github-source-source/ql/target/generated-sources/antlr3/org/apache/hadoop/hive/ql/parse/HiveLexer.java
does not exist: must build /data/hiveptest/working/apache-github-source-source/ql/src/java/org/apache/hadoop/hive/ql/parse/HiveLexer.g
org/apache/hadoop/hive/ql/parse/HiveLexer.g
Output file /data/hiveptest/working/apache-github-source-source/ql/target/generated-sources/antlr3/org/apache/hadoop/hive/ql/parse/HiveParser.java
does not exist: must build /data/hiveptest/working/apache-github-source-source/ql/src/java/org/apache/hadoop/hive/ql/parse/HiveParser.g
org/apache/hadoop/hive/ql/parse/HiveParser.g
warning(200): org/apache/hadoop/hive/ql/parse/HiveParser.g:2392:5: 
Decision can match input such as "KW_CHECK {KW_EXISTS, KW_TINYINT}" using multiple alternatives:
1, 2

As a result, alternative(s) 2 were disabled for that input
warning(200): org/apache/hadoop/hive/ql/parse/HiveParser.g:2392:5: 
Decision can match input such as "KW_CHECK KW_DATETIME" using multiple alternatives: 1, 2

As a result, alternative(s) 2 were disabled for that input
warning(200): org/apache/hadoop/hive/ql/parse/HiveParser.g:2392:5: 
Decision can match input such as "KW_CHECK KW_DATE {LPAREN, StringLiteral}" using multiple
alternatives: 1, 2

As a result, alternative(s) 2 were disabled for that input
warning(200): org/apache/hadoop/hive/ql/parse/HiveParser.g:2392:5: 
Decision can match input such as "KW_CHECK KW_STRUCT LESSTHAN" using multiple alternatives:
1, 2

As a result, alternative(s) 2 were disabled for that input
warning(200): org/apache/hadoop/hive/ql/parse/HiveParser.g:2392:5: 
Decision can match input such as "KW_CHECK KW_UNIONTYPE LESSTHAN" using multiple alternatives:
1, 2

As a result, alternative(s) 2 were disabled for that input
Output file /data/hiveptest/working/apache-github-source-source/ql/target/generated-sources/antlr3/org/apache/hadoop/hive/ql/parse/HintParser.java
does not exist: must build /data/hiveptest/working/apache-github-source-source/ql/src/java/org/apache/hadoop/hive/ql/parse/HintParser.g
org/apache/hadoop/hive/ql/parse/HintParser.g
Generating vector expression code
Generating vector expression test code
Processing annotations
Annotations processed
Processing annotations
No elements to process
[ERROR] COMPILATION ERROR : 
[ERROR] /data/hiveptest/working/apache-github-source-source/ql/src/java/org/apache/hadoop/hive/ql/udf/generic/GenericUDFRegExp.java:[78,88]
cannot find symbol
  symbol:   variable HIVEUSEGOOGLEREGEXENGINE
  location: class org.apache.hadoop.hive.conf.HiveConf.ConfVars
[ERROR] Failed to execute goal org.apache.maven.plugins:maven-compiler-plugin:3.6.1:compile
(default-compile) on project hive-exec: Compilation failure
[ERROR] /data/hiveptest/working/apache-github-source-source/ql/src/java/org/apache/hadoop/hive/ql/udf/generic/GenericUDFRegExp.java:[78,88]
cannot find symbol
[ERROR] symbol:   variable HIVEUSEGOOGLEREGEXENGINE
[ERROR] location: class org.apache.hadoop.hive.conf.HiveConf.ConfVars
[ERROR] -> [Help 1]
[ERROR] 
[ERROR] To see the full stack trace of the errors, re-run Maven with the -e switch.
[ERROR] Re-run Maven using the -X switch to enable full debug logging.
[ERROR] 
[ERROR] For more information about the errors and possible solutions, please read the following
articles:
[ERROR] [Help 1] http://cwiki.apache.org/confluence/display/MAVEN/MojoFailureException
[ERROR] 
[ERROR] After correcting the problems, you can resume the build with the command
[ERROR]   mvn <goals> -rf :hive-exec
+ exit 1
'
{noformat}

This message is automatically generated.

ATTACHMENT ID: 12925308 - PreCommit-HIVE-Build

> switch Hive UDFs to use Re2J regex engine
> -----------------------------------------
>
>                 Key: HIVE-19661
>                 URL: https://issues.apache.org/jira/browse/HIVE-19661
>             Project: Hive
>          Issue Type: Bug
>    Affects Versions: 3.0.0
>            Reporter: Rajkumar Singh
>            Assignee: Rajkumar Singh
>            Priority: Major
>              Labels: pull-request-available
>         Attachments: HIVE-19661.patch
>
>
> Java regex engine can be very slow in some cases e.g. https://bugs.java.com/bugdatabase/view_bug.do?bug_id=JDK-8203458



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