peravelli created ATLAS-5345:
--------------------------------

             Summary: Async import queue permanently blocked after JanusGraph 
transaction failure
                 Key: ATLAS-5345
                 URL: https://issues.apache.org/jira/browse/ATLAS-5345
             Project: Atlas
          Issue Type: Bug
          Components:  atlas-core
    Affects Versions: 3.0.0
            Reporter: peravelli
            Assignee: peravelli


ImportTaskListenerImpl.startImportConsumer() can permanently deadlock the async 
import queue when a JanusGraph transaction commit fails. The semaphore is never 
released, blocking all subsequent imports until Atlas is restarted.

*Affected Component*

atlas/webapp/src/main/java/org/apache/atlas/notification/ImportTaskListenerImpl.java
 — method startImportConsumer() (lines 295-318)



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