Sachin Goel created FLINK-2791: ---------------------------------- Summary: ParallelMergeITCase failure Key: FLINK-2791 URL: https://issues.apache.org/jira/browse/FLINK-2791 Project: Flink Issue Type: Bug Components: Tests Reporter: Sachin Goel
{{ParallelMergeITCase}} fails with deadlock {code} "Thread-9": waiting to lock monitor 0x00007f56480a93d8 (object 0x00000000f1c7eca0, a org.apache.flink.streaming.api.operators.windowing.StreamDiscretizer), which is held by "StreamDiscretizer -> TumblingGroupedPreReducer -> (Filter, ExtractParts) (1/4)" "StreamDiscretizer -> TumblingGroupedPreReducer -> (Filter, ExtractParts) (1/4)": waiting to lock monitor 0x00007f568ce29df8 (object 0x00000000f1c831e8, a org.apache.flink.streaming.api.windowing.policy.TimeTriggerPolicy), which is held by "Thread-9" Java stack information for the threads listed above: =================================================== "Thread-9": at org.apache.flink.streaming.api.operators.windowing.StreamDiscretizer.triggerOnFakeElement(StreamDiscretizer.java:121) - waiting to lock <0x00000000f1c7eca0> (a org.apache.flink.streaming.api.operators.windowing.StreamDiscretizer) at org.apache.flink.streaming.api.operators.windowing.StreamDiscretizer$WindowingCallback.sendFakeElement(StreamDiscretizer.java:203) at org.apache.flink.streaming.api.windowing.policy.TimeTriggerPolicy.activeFakeElementEmission(TimeTriggerPolicy.java:117) - locked <0x00000000f1c831e8> (a org.apache.flink.streaming.api.windowing.policy.TimeTriggerPolicy) at org.apache.flink.streaming.api.windowing.policy.TimeTriggerPolicy$TimeCheck.run(TimeTriggerPolicy.java:144) at java.lang.Thread.run(Thread.java:745) "StreamDiscretizer -> TumblingGroupedPreReducer -> (Filter, ExtractParts) (1/4)": at org.apache.flink.streaming.api.windowing.policy.TimeTriggerPolicy.notifyTrigger(TimeTriggerPolicy.java:151) - waiting to lock <0x00000000f1c831e8> (a org.apache.flink.streaming.api.windowing.policy.TimeTriggerPolicy) at org.apache.flink.streaming.api.operators.windowing.StreamDiscretizer.processRealElement(StreamDiscretizer.java:99) - locked <0x00000000f1c7eca0> (a org.apache.flink.streaming.api.operators.windowing.StreamDiscretizer) at org.apache.flink.streaming.api.operators.windowing.StreamDiscretizer.processElement(StreamDiscretizer.java:73) at org.apache.flink.streaming.runtime.io.StreamInputProcessor.processInput(StreamInputProcessor.java:170) - locked <0x00000000f1c772f0> (a java.lang.Object) at org.apache.flink.streaming.runtime.tasks.OneInputStreamTask.run(OneInputStreamTask.java:55) at org.apache.flink.streaming.runtime.tasks.StreamTask.invoke(StreamTask.java:198) at org.apache.flink.runtime.taskmanager.Task.run(Task.java:579) at java.lang.Thread.run(Thread.java:745) {code} Here's the entire build log: https://s3.amazonaws.com/archive.travis-ci.org/jobs/82894228/log.txt -- This message was sent by Atlassian JIRA (v6.3.4#6332)