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https://issues.apache.org/jira/browse/SOLR-10734?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16416929#comment-16416929
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ASF subversion and git services commented on SOLR-10734:
--------------------------------------------------------
Commit ab325062435726f31cce6176bf5ed881f44973bb in lucene-solr's branch
refs/heads/master from [~shalinmangar]
[ https://git-wip-us.apache.org/repos/asf?p=lucene-solr.git;h=ab32506 ]
SOLR-10734: AtomicUpdateRequestProcessor can cause wrong/old values to be set
under concurrent updates for the same document. Multithreaded test for
AtomicUpdateRequestProcessor was also beefed up and fixed.
> Multithreaded test/support for AtomicURP broken
> -----------------------------------------------
>
> Key: SOLR-10734
> URL: https://issues.apache.org/jira/browse/SOLR-10734
> Project: Solr
> Issue Type: Bug
> Security Level: Public(Default Security Level. Issues are Public)
> Reporter: Ishan Chattopadhyaya
> Assignee: Shalin Shekhar Mangar
> Priority: Major
> Fix For: 7.3, master (8.0)
>
> Attachments: SOLR-10734-fix2.patch, SOLR-10734-fix2.patch,
> SOLR-10734.patch, SOLR-10734.patch, SOLR-10734.patch, SOLR-10734.patch,
> Screen Shot 2017-05-31 at 4.50.23 PM.png, log-snippet, testMaster_2500,
> testResults7_10, testResultsMaster_10
>
>
> The multithreaded test doesn't actually start the threads, but only invokes
> the run directly. The join afterwards doesn't do anything, hence.
> {code}
> diff --git
> a/solr/core/src/test/org/apache/solr/update/processor/AtomicUpdateProcessorFactoryTest.java
>
> b/solr/core/src/test/org/apache/solr/update/processor/AtomicUpdateProcessorFactoryTest.java
> index f3f833d..10b7770 100644
> ---
> a/solr/core/src/test/org/apache/solr/update/processor/AtomicUpdateProcessorFactoryTest.java
> +++
> b/solr/core/src/test/org/apache/solr/update/processor/AtomicUpdateProcessorFactoryTest.java
> @@ -238,7 +238,7 @@ public class AtomicUpdateProcessorFactoryTest extends
> SolrTestCaseJ4 {
> }
> }
> };
> - t.run();
> + t.run(); // red flag, shouldn't this be t.start?
> threads.add(t);
> finalCount += index; //int_i
> }
> {code}
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