Nissim Shiman created NIFI-11661:
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Summary: MonitorMemory unable to run as cron
Key: NIFI-11661
URL: https://issues.apache.org/jira/browse/NIFI-11661
Project: Apache NiFi
Issue Type: Bug
Reporter: Nissim Shiman
The MonitorMemory reporting task is unable to run when using CRON driven
Scheduling Strategy.
It will continue trying to start every 30 seconds.
nifi-app.log shows:
{code:java}
2023-06-07 18:34:39,456 ERROR [Timer-Driven Process Thread-8]
o.apache.nifi.controller.MonitorMemory
MonitorMemory[id=971e5e45-0188-1000-b07f-ba4fcfd3cc65] Failed to invoke
@OnScheduled method due to {}
java.lang.NullPointerException: null
at
org.apache.nifi.controller.MonitorMemory.onConfigured(MonitorMemory.java:174)
at
java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at
java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at
java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:566)
at
org.apache.nifi.util.ReflectionUtils.invokeMethodsWithAnnotations(ReflectionUtils.java:145)
at
org.apache.nifi.util.ReflectionUtils.invokeMethodsWithAnnotations(ReflectionUtils.java:133)
at
org.apache.nifi.util.ReflectionUtils.invokeMethodsWithAnnotations(ReflectionUtils.java:78)
at
org.apache.nifi.util.ReflectionUtils.invokeMethodsWithAnnotation(ReflectionUtils.java:55)
at
org.apache.nifi.controller.scheduling.StandardProcessScheduler$2.run(StandardProcessScheduler.java:240)
at org.apache.nifi.engine.FlowEngine$2.run(FlowEngine.java:110)
at
java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:515)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at
java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at
java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)
at
java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
at java.base/java.lang.Thread.run(Thread.java:829)
2023-06-07 18:34:39,457 ERROR [Timer-Driven Process Thread-8]
o.a.n.c.s.StandardProcessScheduler Failed to invoke the On-Scheduled Lifecycle
methods of MonitorMemory[id=971e5e45-0188-1000-b07f-ba4fcfd3cc65] due to
java.lang.reflect.InvocationTargetException; administratively yielding this
ReportingTask and will attempt to schedule it again after 30 sec
java.lang.reflect.InvocationTargetException: null
at
java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at
java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at
java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:566)
at
org.apache.nifi.util.ReflectionUtils.invokeMethodsWithAnnotations(ReflectionUtils.java:145)
at
org.apache.nifi.util.ReflectionUtils.invokeMethodsWithAnnotations(ReflectionUtils.java:133)
at
org.apache.nifi.util.ReflectionUtils.invokeMethodsWithAnnotations(ReflectionUtils.java:78)
at
org.apache.nifi.util.ReflectionUtils.invokeMethodsWithAnnotation(ReflectionUtils.java:55)
at
org.apache.nifi.controller.scheduling.StandardProcessScheduler$2.run(StandardProcessScheduler.java:240)
at org.apache.nifi.engine.FlowEngine$2.run(FlowEngine.java:110)
at
java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:515)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at
java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at
java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)
at
java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
at java.base/java.lang.Thread.run(Thread.java:829)
Caused by: java.lang.NullPointerException: null
at
org.apache.nifi.controller.MonitorMemory.onConfigured(MonitorMemory.java:174)
... 16 common frames omitted
{code}
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