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Posted to commits@nifi.apache.org by "Joseph Witt (JIRA)" <ji...@apache.org> on 2016/02/23 22:19:18 UTC
[jira] [Created] (NIFI-1559) Kafka processor writes some WARN
message about registering an Mbean
Joseph Witt created NIFI-1559:
---------------------------------
Summary: Kafka processor writes some WARN message about registering an Mbean
Key: NIFI-1559
URL: https://issues.apache.org/jira/browse/NIFI-1559
Project: Apache NiFi
Issue Type: Bug
Components: Extensions
Affects Versions: 0.5.0
Reporter: Joseph Witt
Priority: Minor
Fix For: 0.6.0
The kafka processors on startup appear to log a WARN about Mbean registration. This is at least alarming to a DFM.
{quote}
2016-02-23 21:13:56,813 WARN [pool-29-thread-5] o.a.kafka.common.utils.AppInfoParser Error registering AppInfo mbean
javax.management.InstanceAlreadyExistsException: kafka.producer:type=app-info,id=NiFi-2243c3f9-bd2b-4bfe-b515-09791ec25c4c
at com.sun.jmx.mbeanserver.Repository.addMBean(Repository.java:437) ~[na:1.8.0_65]
at com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.registerWithRepository(DefaultMBeanServerInterceptor.java:1898) ~[na:1.8.0_65]
at com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.registerDynamicMBean(DefaultMBeanServerInterceptor.java:966) ~[na:1.8.0_65]
at com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.registerObject(DefaultMBeanServerInterceptor.java:900) ~[na:1.8.0_65]
at com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.registerMBean(DefaultMBeanServerInterceptor.java:324) ~[na:1.8.0_65]
at com.sun.jmx.mbeanserver.JmxMBeanServer.registerMBean(JmxMBeanServer.java:522) ~[na:1.8.0_65]
at org.apache.kafka.common.utils.AppInfoParser.registerAppInfo(AppInfoParser.java:57) ~[kafka-clients-0.9.0.0.jar:na]
at org.apache.kafka.clients.producer.KafkaProducer.<init>(KafkaProducer.java:314) [kafka-clients-0.9.0.0.jar:na]
at org.apache.kafka.clients.producer.KafkaProducer.<init>(KafkaProducer.java:194) [kafka-clients-0.9.0.0.jar:na]
at org.apache.nifi.processors.kafka.PutKafka.createProducer(PutKafka.java:325) [nifi-kafka-processors-0.5.1.jar:0.5.1]
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[na:1.8.0_65]
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[na:1.8.0_65]
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[na:1.8.0_65]
at java.lang.reflect.Method.invoke(Method.java:497) ~[na:1.8.0_65]
at org.apache.nifi.util.ReflectionUtils.invokeMethodsWithAnnotations(ReflectionUtils.java:102) [nifi-framework-core-0.5.1-SNAPSHOT.jar:0.5.1]
at org.apache.nifi.controller.scheduling.StandardProcessScheduler$4.run(StandardProcessScheduler.java:366) [nifi-framework-core-0.5.1-SNAPSHOT.jar:0.5.1-SNAPSHOT]
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) [na:1.8.0_65]
at java.util.concurrent.FutureTask.run(FutureTask.java:266) [na:1.8.0_65]
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:180) [na:1.8.0_65]
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293) [na:1.8.0_65]
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) [na:1.8.0_65]
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) [na:1.8.0_65]
at java.lang.Thread.run(Thread.java:745) [na:1.8.0_65]
{quote}
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