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https://issues.apache.org/jira/browse/CASSANDRA-6858?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13982131#comment-13982131
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shobana commented on CASSANDRA-6858:
------------------------------------
OK. Let me do that.
> Strange Exception on cassandra node restart
> -------------------------------------------
>
> Key: CASSANDRA-6858
> URL: https://issues.apache.org/jira/browse/CASSANDRA-6858
> Project: Cassandra
> Issue Type: Bug
> Reporter: Viktor Kuzmin
> Priority: Trivial
>
> Strange exception on cassandra restart. It seems that it is not bad, but any
> exception is not good.
> {code}
> WARN [MutationStage:169] 2014-03-14 21:14:52,723 JmxReporter.java (line 397)
> Error processing
> org.apache.cassandra.metrics:type=Connection,scope=95.163.80.90,name=CommandPendingTasks
> javax.management.InstanceNotFoundException:
> org.apache.cassandra.metrics:type=Connection,scope=95.163.80.90,name=CommandPendingTasks
> at
> com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.getMBean(DefaultMBeanServerInterceptor.java:1095)
> at
> com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.exclusiveUnregisterMBean(DefaultMBeanServerInterceptor.java:427)
> at
> com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.unregisterMBean(DefaultMBeanServerInterceptor.java:415)
> at
> com.sun.jmx.mbeanserver.JmxMBeanServer.unregisterMBean(JmxMBeanServer.java:546)
> at
> com.yammer.metrics.reporting.JmxReporter.registerBean(JmxReporter.java:462)
> at
> com.yammer.metrics.reporting.JmxReporter.processGauge(JmxReporter.java:438)
> at
> com.yammer.metrics.reporting.JmxReporter.processGauge(JmxReporter.java:16)
> at com.yammer.metrics.core.Gauge.processWith(Gauge.java:28)
> at
> com.yammer.metrics.reporting.JmxReporter.onMetricAdded(JmxReporter.java:395)
> at
> com.yammer.metrics.core.MetricsRegistry.notifyMetricAdded(MetricsRegistry.java:516)
> at
> com.yammer.metrics.core.MetricsRegistry.getOrAdd(MetricsRegistry.java:491)
> at
> com.yammer.metrics.core.MetricsRegistry.newGauge(MetricsRegistry.java:79)
> at com.yammer.metrics.Metrics.newGauge(Metrics.java:70)
> at
> org.apache.cassandra.metrics.ConnectionMetrics.<init>(ConnectionMetrics.java:71)
> at
> org.apache.cassandra.net.OutboundTcpConnectionPool.<init>(OutboundTcpConnectionPool.java:55)
> at
> org.apache.cassandra.net.MessagingService.getConnectionPool(MessagingService.java:493)
> at
> org.apache.cassandra.net.MessagingService.getConnection(MessagingService.java:507)
> at
> org.apache.cassandra.net.MessagingService.sendOneWay(MessagingService.java:639)
> at
> org.apache.cassandra.net.MessagingService.sendReply(MessagingService.java:613)
> at
> org.apache.cassandra.db.RowMutationVerbHandler.doVerb(RowMutationVerbHandler.java:59)
> at
> org.apache.cassandra.net.MessageDeliveryTask.run(MessageDeliveryTask.java:60)
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
> at java.lang.Thread.run(Thread.java:744)
> {code}
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