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Posted to issues@flink.apache.org by "Alexey Trenikhin (Jira)" <ji...@apache.org> on 2021/01/19 06:36:01 UTC
[jira] [Commented] (FLINK-8093) flink job fail because of kafka
producer create fail of "javax.management.InstanceAlreadyExistsException"
[ https://issues.apache.org/jira/browse/FLINK-8093?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17267686#comment-17267686 ]
Alexey Trenikhin commented on FLINK-8093:
-----------------------------------------
Same issue with Flink 1.12
> flink job fail because of kafka producer create fail of "javax.management.InstanceAlreadyExistsException"
> ---------------------------------------------------------------------------------------------------------
>
> Key: FLINK-8093
> URL: https://issues.apache.org/jira/browse/FLINK-8093
> Project: Flink
> Issue Type: Bug
> Components: Connectors / Kafka
> Affects Versions: 1.3.2, 1.10.0
> Environment: flink 1.3.2, kafka 0.9.1
> Reporter: dongtingting
> Assignee: Bastien DINE
> Priority: Critical
> Labels: usability
>
> one taskmanager has multiple taskslot, one task fail because of create kafkaProducer fail，the reason for create kafkaProducer fail is “javax.management.InstanceAlreadyExistsException: kafka.producer:type=producer-metrics,client-id=producer-3”。 the detail trace is ：
> {noformat}
> 2017-11-04 19:41:23,281 INFO org.apache.flink.runtime.taskmanager.Task - Source: Custom Source -> Filter -> Map -> Filter -> Sink: dp_client_**_log (7/80) (99551f3f892232d7df5eb9060fa9940c) switched from RUNNING to FAILED.
> org.apache.kafka.common.KafkaException: Failed to construct kafka producer
> at org.apache.kafka.clients.producer.KafkaProducer.<init>(KafkaProducer.java:321)
> at org.apache.kafka.clients.producer.KafkaProducer.<init>(KafkaProducer.java:181)
> at org.apache.flink.streaming.connectors.kafka.FlinkKafkaProducerBase.getKafkaProducer(FlinkKafkaProducerBase.java:202)
> at org.apache.flink.streaming.connectors.kafka.FlinkKafkaProducerBase.open(FlinkKafkaProducerBase.java:212)
> at org.apache.flink.api.common.functions.util.FunctionUtils.openFunction(FunctionUtils.java:36)
> at org.apache.flink.streaming.api.operators.AbstractUdfStreamOperator.open(AbstractUdfStreamOperator.java:111)
> at org.apache.flink.streaming.runtime.tasks.StreamTask.openAllOperators(StreamTask.java:375)
> at org.apache.flink.streaming.runtime.tasks.StreamTask.invoke(StreamTask.java:252)
> at org.apache.flink.runtime.taskmanager.Task.run(Task.java:702)
> at java.lang.Thread.run(Thread.java:745)
> Caused by: org.apache.kafka.common.KafkaException: Error registering mbean kafka.producer:type=producer-metrics,client-id=producer-3
> at org.apache.kafka.common.metrics.JmxReporter.reregister(JmxReporter.java:159)
> at org.apache.kafka.common.metrics.JmxReporter.metricChange(JmxReporter.java:77)
> at org.apache.kafka.common.metrics.Metrics.registerMetric(Metrics.java:288)
> at org.apache.kafka.common.metrics.Metrics.addMetric(Metrics.java:255)
> at org.apache.kafka.common.metrics.Metrics.addMetric(Metrics.java:239)
> at org.apache.kafka.clients.producer.internals.RecordAccumulator.registerMetrics(RecordAccumulator.java:137)
> at org.apache.kafka.clients.producer.internals.RecordAccumulator.<init>(RecordAccumulator.java:111)
> at org.apache.kafka.clients.producer.KafkaProducer.<init>(KafkaProducer.java:261)
> ... 9 more
> Caused by: javax.management.InstanceAlreadyExistsException: kafka.producer:type=producer-metrics,client-id=producer-3
> at com.sun.jmx.mbeanserver.Repository.addMBean(Repository.java:437)
> at com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.registerWithRepository(DefaultMBeanServerInterceptor.java:1898)
> at com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.registerDynamicMBean(DefaultMBeanServerInterceptor.java:966)
> at com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.registerObject(DefaultMBeanServerInterceptor.java:900)
> at com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.registerMBean(DefaultMBeanServerInterceptor.java:324)
> at com.sun.jmx.mbeanserver.JmxMBeanServer.registerMBean(JmxMBeanServer.java:522)
> at org.apache.kafka.common.metrics.JmxReporter.reregister(JmxReporter.java:157)
> ... 16 more
> {noformat}
> I doubt that task in different taskslot of one taskmanager use different classloader， and taskid may be the same in one process。 So this lead to create kafkaProducer fail in one taskManager。
> Does anybody encountered the same problem？
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