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)

Reply via email to