[jira] [Created] (YARN-3346) Deadlock in Capacity Scheduler

[Suma Shivaprasad (JIRA)]

Suma Shivaprasad created YARN-3346:
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             Summary: Deadlock in Capacity Scheduler
                 Key: YARN-3346
                 URL: https://issues.apache.org/jira/browse/YARN-3346
             Project: Hadoop YARN
          Issue Type: Bug
          Components: capacityscheduler
    Affects Versions: 2.6.0
            Reporter: Suma Shivaprasad


{noformat}
Found one Java-level deadlock:
=============================
"2144051991@qtp-383501499-6":
  waiting to lock monitor 0x00007fa700eec8e8 (object 0x00000004589fec18, a 
org.apache.hadoop.yarn.server.resourcemanager.scheduler.common.fica.FiCaSchedulerApp),
  which is held by "ResourceManager Event Processor"
"ResourceManager Event Processor":
  waiting to lock monitor 0x00007fa700aadf88 (object 0x0000000441c05ec8, a 
org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.ParentQueue),
  which is held by "IPC Server handler 0 on 54311"
"IPC Server handler 0 on 54311":
  waiting to lock monitor 0x00007fa700e20798 (object 0x0000000441d867f8, a 
org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.LeafQueue),
  which is held by "ResourceManager Event Processor"
{noformat}





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