java.lang.IllegalStateException: java.lang.NullPointerException

GitHub | mforsyth | 7 months ago
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    Reconciliation with Fenzo on startup can fail with a NullPointerException

    GitHub | 7 months ago | mforsyth
    java.lang.IllegalStateException: java.lang.NullPointerException
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Root Cause Analysis

  1. java.lang.NullPointerException

    No message provided

    at java.util.concurrent.ConcurrentHashMap.get()
  2. Java RT
    ConcurrentHashMap.get
    1. java.util.concurrent.ConcurrentHashMap.get(ConcurrentHashMap.java:936)
    1 frame
  3. com.netflix.fenzo
    TaskScheduler$2.call
    1. com.netflix.fenzo.AssignableVMs.createAvmIfAbsent(AssignableVMs.java:134)
    2. com.netflix.fenzo.AssignableVMs.setTaskAssigned(AssignableVMs.java:104)
    3. com.netflix.fenzo.TaskScheduler$2.call(TaskScheduler.java:808)
    4. com.netflix.fenzo.TaskScheduler$2.call(TaskScheduler.java:804)
    4 frames
  4. Java RT
    Method.invoke
    1. sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    2. sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
    3. sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    4. java.lang.reflect.Method.invoke(Method.java:497)
    4 frames
  5. Clojure
    Reflector.invokeInstanceMethod
    1. clojure.lang.Reflector.invokeMatchingMethod(Reflector.java:93)
    2. clojure.lang.Reflector.invokeInstanceMethod(Reflector.java:28)
    2 frames
  6. cook.mesos
    scheduler$create_datomic_scheduler$fn__21044$fn__21045.invoke
    1. cook.mesos.scheduler$reconcile_tasks.invokeStatic(scheduler.clj:789)
    2. cook.mesos.scheduler$reconcile_tasks.invoke(scheduler.clj:769)
    3. cook.mesos.scheduler$create_datomic_scheduler$fn__21044$fn__21045.invoke(scheduler.clj:1072)
    3 frames
  7. Clojure
    AFn.call
    1. clojure.core$binding_conveyor_fn$fn__4676.invoke(core.clj:1938)
    2. clojure.lang.AFn.call(AFn.java:18)
    2 frames
  8. Java RT
    Thread.run
    1. java.util.concurrent.FutureTask.run(FutureTask.java:266)
    2. java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
    3. java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
    4. java.lang.Thread.run(Thread.java:745)
    4 frames