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https://issues.apache.org/jira/browse/SPARK-15077?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15267786#comment-15267786
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Apache Spark commented on SPARK-15077:
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User 'zsxwing' has created a pull request for this issue:
https://github.com/apache/spark/pull/12852
> StreamExecution.awaitOffset may take too long because of thread starvation
> --------------------------------------------------------------------------
>
> Key: SPARK-15077
> URL: https://issues.apache.org/jira/browse/SPARK-15077
> Project: Spark
> Issue Type: Bug
> Components: SQL, Streaming
> Reporter: Shixiong Zhu
> Assignee: Shixiong Zhu
>
> Right now StreamExecution.awaitBatchLock uses an unfair lock. It may cause
> that StreamExecution.awaitOffset runs too long and fails some test because of
> timeout. See:
> https://amplab.cs.berkeley.edu/jenkins/job/spark-master-test-sbt-hadoop-2.4/865/testReport/junit/org.apache.spark.sql.streaming/FileStreamSourceStressTestSuite/file_source_stress_test/
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