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From "Shalin Shekhar Mangar (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (SOLR-2695) DIH's TestThreaded sometimes fails
Date Thu, 04 Aug 2011 11:13:27 GMT

     [ https://issues.apache.org/jira/browse/SOLR-2695?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Shalin Shekhar Mangar updated SOLR-2695:
----------------------------------------

    Attachment: SOLR-2695-branch_3x.patch

Patch for branch_3x

> DIH's TestThreaded sometimes fails
> ----------------------------------
>
>                 Key: SOLR-2695
>                 URL: https://issues.apache.org/jira/browse/SOLR-2695
>             Project: Solr
>          Issue Type: Bug
>          Components: contrib - DataImportHandler
>            Reporter: Michael McCandless
>            Assignee: Shalin Shekhar Mangar
>         Attachments: SOLR-2695-branch_3x.patch, SOLR-2695.patch
>
>
> {{ant test -Dtestcase=TestThreaded -Dtestmethod=testCompositePk_FullImport -Dtests.seed=-1937805576288697697:-9126472343809792878}}
sometimes hits this:
> {noformat}
>     [junit] 3-aug-2011 15:11:57 org.apache.solr.handler.dataimport.DocBuilder doFullDump
>     [junit] SEVERE: error in import
>     [junit] java.lang.ArrayIndexOutOfBoundsException: 1
>     [junit] 	at java.util.ArrayList.add(ArrayList.java:352)
>     [junit] 	at org.apache.solr.handler.dataimport.DocBuilder$EntityRunner.runAThread(DocBuilder.java:523)
>     [junit] 	at org.apache.solr.handler.dataimport.DocBuilder$EntityRunner.access$000(DocBuilder.java:396)
>     [junit] 	at org.apache.solr.handler.dataimport.DocBuilder$EntityRunner$1.run(DocBuilder.java:449)
>     [junit] 	at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
>     [junit] 	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
>     [junit] 	at java.lang.Thread.run(Thread.java:619)
>     [junit] 3-aug-2011 15:11:57 org.apache.solr.SolrTestCaseJ4 assertQ
> {noformat}
> I think it's a thread safety bug in the debug code (an ArrayList is add'd w/o sync) only
if {{reqParams.debug}}.

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