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  1. Apache NiFi
  2. NIFI-5075

Funnels with no outgoing relationship error and excessive CPU utilization

    Details

    • Type: Bug
    • Status: Resolved
    • Priority: Major
    • Resolution: Fixed
    • Affects Version/s: 1.6.0
    • Fix Version/s: 1.7.0
    • Component/s: Core Framework
    • Labels:
      None

      Description

      If a Funnel has no outgoing relationships it will throw an exception when it tries to send FlowFile's to that non-existent relationship.

      Replicate by creating a GenerateFlowFile processor to a Funnel, start the GenerateFlowFile processor and check your log file.

       

      2018-04-11 23:53:28,066 ERROR [Timer-Driven Process Thread-31] o.apache.nifi.controller.StandardFunnel StandardFunnel[id=b868231c-0162-1000-571c-ae3e7d15d848] StandardFunnel[id=b868231c-0162-1000-571c-ae3e7d15d848] failed to process session due to java.lang.RuntimeException: java.lang.IllegalArgumentException: Relationship '' is not known; Processor Administratively Yielded for 1 sec: java.lang.RuntimeException: java.lang.IllegalArgumentException: Relationship '' is not known

      java.lang.RuntimeException: java.lang.IllegalArgumentException: Relationship '' is not known

              at org.apache.nifi.controller.StandardFunnel.onTrigger(StandardFunnel.java:365)

              at org.apache.nifi.controller.tasks.ConnectableTask.invoke(ConnectableTask.java:175)

              at org.apache.nifi.controller.scheduling.TimerDrivenSchedulingAgent$1.run(TimerDrivenSchedulingAgent.java:117)

              at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)

              at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:308)

              at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)

              at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)

              at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)

              at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)

              at java.lang.Thread.run(Thread.java:748)

      Caused by: java.lang.IllegalArgumentException: Relationship '' is not known

              at org.apache.nifi.controller.repository.StandardProcessSession.transfer(StandardProcessSession.java:1935)

              at org.apache.nifi.controller.StandardFunnel.onTrigger(StandardFunnel.java:379)

              at org.apache.nifi.controller.StandardFunnel.onTrigger(StandardFunnel.java:358)

              ... 9 common frames omitted

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              • Assignee:
                ijokarumawak Koji Kawamura
                Reporter:
                patricker Peter Wicks
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                • Created:
                  Updated:
                  Resolved: