[jira] [Created] (FLINK-18577) Mail.run Blocked By the Legacy Source Thread

[Shang Yuanchun (Jira)]

zhangyunyun created FLINK-18577:
-----------------------------------

             Summary: Mail.run Blocked By the Legacy Source Thread
                 Key: FLINK-18577
                 URL: https://issues.apache.org/jira/browse/FLINK-18577
             Project: Flink
          Issue Type: Bug
    Affects Versions: 1.11.0
            Reporter: zhangyunyun


I found the Bocked log in the "Thread Dump", It like this:

```
"Source: [Kafka:FILEBEAT_LOG] -> Flat Map -> Timestamps/Watermarks -> [CategoryFill] (4/12)" Id=95 BLOCKED on java.lang.Object@297f1806 owned by "Legacy Source Thread - Source: [Kafka:FILEBEAT_LOG] -> Flat Map -> Timestamps/Watermarks -> [CategoryFill] (4/12)" Id=178
    at org.apache.flink.streaming.runtime.tasks.StreamTaskActionExecutor$SynchronizedStreamTaskActionExecutor.runThrowing(StreamTaskActionExecutor.java:91)
    - blocked on java.lang.Object@297f1806
    at org.apache.flink.streaming.runtime.tasks.mailbox.Mail.run(Mail.java:78)
    at org.apache.flink.streaming.runtime.tasks.mailbox.MailboxProcessor.processMail(MailboxProcessor.java:282)
    at org.apache.flink.streaming.runtime.tasks.mailbox.MailboxProcessor.runMailboxStep(MailboxProcessor.java:190)
    at org.apache.flink.streaming.runtime.tasks.mailbox.MailboxProcessor.runMailboxLoop(MailboxProcessor.java:181)
    at org.apache.flink.streaming.runtime.tasks.StreamTask.runMailboxLoop(StreamTask.java:558)
    at org.apache.flink.streaming.runtime.tasks.StreamTask.invoke(StreamTask.java:530)
    at org.apache.flink.runtime.taskmanager.Task.doRun(Task.java:721)
```

Is there somethine wrong with my code? What should I do?

 



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