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From "ASF GitHub Bot (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (BEAM-592) StackOverflowError Failed example/java/WordCount When Using SparkRunner
Date Fri, 26 Aug 2016 21:25:20 GMT

    [ https://issues.apache.org/jira/browse/BEAM-592?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15439893#comment-15439893
] 

ASF GitHub Bot commented on BEAM-592:
-------------------------------------

GitHub user markflyhigh opened a pull request:

    https://github.com/apache/incubator-beam/pull/892

    [BEAM-592] Fix SparkRunner Dependency Problem in WordCount

    Be sure to do all of the following to help us incorporate your contribution
    quickly and easily:
    
     - [x] Make sure the PR title is formatted like:
       `[BEAM-<Jira issue #>] Description of pull request`
     - [x] Make sure tests pass via `mvn clean verify`. (Even better, enable
           Travis-CI on your fork and ensure the whole test matrix passes).
     - [x] Replace `<Jira issue #>` in the title with the actual Jira issue
           number, if there is one.
     - [ ] If this contribution is large, please file an Apache
           [Individual Contributor License Agreement](https://www.apache.org/licenses/icla.txt).
    
    ---
    
    Fix SparkRunner logging dependency issue which causing stackOverflowError when running
WordCount.
    
    Test done by running WordCount:
    ```
    mvn clean compile exec:java -Dexec.mainClass=org.apache.beam.examples.WordCount -Dexec.args="--inputFile=/tmp/kinglear.txt
--runner=SparkRunner --sparkMaster=local --tempLocation=/tmp/out"
    ```
    and WordCount e2e test:
    ```
    mvn clean verify -am -DskipITs=false -DintegrationTestPipelineOptions='[ "--tempRoot=/tmp",
"--runner=SparkRunner" ]' -Dit.test=WordCountIT

You can merge this pull request into a Git repository by running:

    $ git pull https://github.com/markflyhigh/incubator-beam fix-sparkrunner-dependency-wordcount

Alternatively you can review and apply these changes as the patch at:

    https://github.com/apache/incubator-beam/pull/892.patch

To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:

    This closes #892
    
----
commit 0203423babf80f6cee09a370c2deb42b26bee684
Author: Mark Liu <markliu@markliu-macbookpro.roam.corp.google.com>
Date:   2016-08-26T21:23:54Z

    [BEAM-592] Fix SparkRunner Dependency Problem in WordCount

----


> StackOverflowError Failed example/java/WordCount When Using SparkRunner
> -----------------------------------------------------------------------
>
>                 Key: BEAM-592
>                 URL: https://issues.apache.org/jira/browse/BEAM-592
>             Project: Beam
>          Issue Type: Bug
>            Reporter: Mark Liu
>
> WordCount(example/java/WordCount) failed running with sparkRunner in following command:
> {code}
> mvn clean compile exec:java -Dexec.mainClass=org.apache.beam.examples.WordCount -Dexec.args="--inputFile=/tmp/kinglear.txt
--runner=SparkRunner --sparkMaster=local --tempLocation=/tmp/out"
> {code}
> Following is part of stacktrace:
> {code}
> Caused by: java.lang.StackOverflowError
> 	at java.util.concurrent.CopyOnWriteArrayList.toArray(CopyOnWriteArrayList.java:374)
> 	at java.util.logging.Logger.accessCheckedHandlers(Logger.java:1782)
> 	at java.util.logging.LogManager$RootLogger.accessCheckedHandlers(LogManager.java:1668)
> 	at java.util.logging.Logger.getHandlers(Logger.java:1776)
> 	at java.util.logging.Logger.log(Logger.java:735)
> 	at org.slf4j.impl.JDK14LoggerAdapter.log(JDK14LoggerAdapter.java:580)
> 	at org.slf4j.impl.JDK14LoggerAdapter.log(JDK14LoggerAdapter.java:650)
> 	at org.slf4j.bridge.SLF4JBridgeHandler.callLocationAwareLogger(SLF4JBridgeHandler.java:224)
> 	at org.slf4j.bridge.SLF4JBridgeHandler.publish(SLF4JBridgeHandler.java:301)
> 	at java.util.logging.Logger.log(Logger.java:738)
> 	at org.slf4j.impl.JDK14LoggerAdapter.log(JDK14LoggerAdapter.java:580)
> 	at org.slf4j.impl.JDK14LoggerAdapter.log(JDK14LoggerAdapter.java:650)
> 	at org.slf4j.bridge.SLF4JBridgeHandler.callLocationAwareLogger(SLF4JBridgeHandler.java:224)
> 	at org.slf4j.bridge.SLF4JBridgeHandler.publish(SLF4JBridgeHandler.java:301)
> ...
> {code}
> According to [http://slf4j.org/legacy.html#jul-to-slf4j] and in particular section: "jul-to-slf4j.jar
and slf4j-jdk14.jar cannot be present simultaneously".
> Change slf4j-jdk14 dependency scope to test solve the above problem, but WordCountIT
still failed in same reason. 



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