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https://issues.apache.org/jira/browse/FLINK-14077?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Jun Zhang closed FLINK-14077.
-----------------------------
Fix Version/s: 1.9.0
Resolution: Fixed
> get java.util.ConcurrentModificationException when push metrics to
> PushGateway
> -------------------------------------------------------------------------------
>
> Key: FLINK-14077
> URL: https://issues.apache.org/jira/browse/FLINK-14077
> Project: Flink
> Issue Type: Bug
> Components: Runtime / Metrics
> Affects Versions: 1.9.0
> Reporter: Jun Zhang
> Priority: Major
> Fix For: 1.9.0
>
>
> When my flink program is running for a while, I get the following error
> message
> {code:java}
> 2019-09-15 10:11:28,058 WARN
> org.apache.flink.metrics.prometheus.PrometheusPushGatewayReporter - Failed
> to push metrics to PushGateway with jobName
> flinkjob_bb51bc6919b89a3e7d278d6666d0ef1d.java.util.ConcurrentModificationException
> at
> java.util.LinkedHashMap$LinkedHashIterator.nextNode(LinkedHashMap.java:719)
> at java.util.LinkedHashMap$LinkedKeyIterator.next(LinkedHashMap.java:742)
> at java.util.AbstractCollection.addAll(AbstractCollection.java:343) at
> java.util.HashSet.<init>(HashSet.java:119) at
> org.apache.kafka.common.internals.PartitionStates.partitionSet(PartitionStates.java:66)
> at
> org.apache.kafka.clients.consumer.internals.SubscriptionState.assignedPartitions(SubscriptionState.java:293)
> at
> org.apache.kafka.clients.consumer.internals.ConsumerCoordinator$ConsumerCoordinatorMetrics$1.measure(ConsumerCoordinator.java:884)
> at org.apache.kafka.common.metrics.KafkaMetric.value(KafkaMetric.java:61)
> at org.apache.kafka.common.metrics.KafkaMetric.value(KafkaMetric.java:52)
> at
> org.apache.flink.streaming.connectors.kafka.internals.metrics.KafkaMetricWrapper.getValue(KafkaMetricWrapper.java:37)
> at
> org.apache.flink.streaming.connectors.kafka.internals.metrics.KafkaMetricWrapper.getValue(KafkaMetricWrapper.java:27)
> at
> org.apache.flink.metrics.prometheus.AbstractPrometheusReporter$2.get(AbstractPrometheusReporter.java:224)
> at
> org.apache.flink.shaded.io.prometheus.client.Gauge.collect(Gauge.java:295)
> at
> org.apache.flink.shaded.io.prometheus.client.CollectorRegistry$MetricFamilySamplesEnumeration.findNextElement(CollectorRegistry.java:183)
> at
> org.apache.flink.shaded.io.prometheus.client.CollectorRegistry$MetricFamilySamplesEnumeration.nextElement(CollectorRegistry.java:216)
> at
> org.apache.flink.shaded.io.prometheus.client.CollectorRegistry$MetricFamilySamplesEnumeration.nextElement(CollectorRegistry.java:137)
> at
> org.apache.flink.shaded.io.prometheus.client.exporter.common.TextFormat.write004(TextFormat.java:22)
> at
> org.apache.flink.shaded.io.prometheus.client.exporter.PushGateway.doRequest(PushGateway.java:290)
> at
> org.apache.flink.shaded.io.prometheus.client.exporter.PushGateway.push(PushGateway.java:105)
> at
> org.apache.flink.metrics.prometheus.PrometheusPushGatewayReporter.report(PrometheusPushGatewayReporter.java:76)
> at
> org.apache.flink.runtime.metrics.MetricRegistryImpl$ReporterTask.run(MetricRegistryImpl.java:436)
> at
> java.util.concurrent.Executors$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:745)
> {code}
> my flink job is a stream job, write to hbase from kafka stream,my kafka
> version is 0.10,the flink version is 1.9.0 ,the metrics conf is :
> {code:java}
> metrics.reporters: promgateway
> metrics.reporter.promgateway.class:
> org.apache.flink.metrics.prometheus.PrometheusPushGatewayReporter
> metrics.reporter.promgateway.host: ************
> metrics.reporter.promgateway.port: 9091
> metrics.reporter.promgateway.jobName: flinkjob_
> metrics.reporter.promgateway.randomJobNameSuffix: true
> metrics.reporter.promgateway.deleteOnShutdown: true
> {code}
>
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