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Posted to dev@hbase.apache.org by "stack (JIRA)" <ji...@apache.org> on 2015/08/21 05:50:45 UTC
[jira] [Created] (HBASE-14278) Fix NPE that is showing up since
HBASE-14274 went in
stack created HBASE-14278:
-----------------------------
Summary: Fix NPE that is showing up since HBASE-14274 went in
Key: HBASE-14278
URL: https://issues.apache.org/jira/browse/HBASE-14278
Project: HBase
Issue Type: Sub-task
Reporter: stack
Saw this in TestDistributedLogSplitting after HBASE-14274 was applied.
{code}
119113 2015-08-20 15:31:10,704 WARN [HBase-Metrics2-1] impl.MetricsConfig(124): Cannot locate configuration: tried hadoop-metrics2-hbase.properties,hadoop-metrics2.properties
119114 2015-08-20 15:31:10,710 ERROR [HBase-Metrics2-1] lib.MethodMetric$2(118): Error invoking method getBlocksTotal
119115 java.lang.reflect.InvocationTargetException
119116 › at sun.reflect.GeneratedMethodAccessor72.invoke(Unknown Source)
119117 › at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
119118 › at java.lang.reflect.Method.invoke(Method.java:606)
119119 › at org.apache.hadoop.metrics2.lib.MethodMetric$2.snapshot(MethodMetric.java:111)
119120 › at org.apache.hadoop.metrics2.lib.MethodMetric.snapshot(MethodMetric.java:144)
119121 › at org.apache.hadoop.metrics2.lib.MetricsRegistry.snapshot(MetricsRegistry.java:387)
119122 › at org.apache.hadoop.metrics2.lib.MetricsSourceBuilder$1.getMetrics(MetricsSourceBuilder.java:79)
119123 › at org.apache.hadoop.metrics2.impl.MetricsSourceAdapter.getMetrics(MetricsSourceAdapter.java:195)
119124 › at org.apache.hadoop.metrics2.impl.MetricsSourceAdapter.updateJmxCache(MetricsSourceAdapter.java:172)
119125 › at org.apache.hadoop.metrics2.impl.MetricsSourceAdapter.getMBeanInfo(MetricsSourceAdapter.java:151)
119126 › at com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.getNewMBeanClassName(DefaultMBeanServerInterceptor.java:333)
119127 › at com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.registerMBean(DefaultMBeanServerInterceptor.java:319)
119128 › at com.sun.jmx.mbeanserver.JmxMBeanServer.registerMBean(JmxMBeanServer.java:522)
119129 › at org.apache.hadoop.metrics2.util.MBeans.register(MBeans.java:57)
119130 › at org.apache.hadoop.metrics2.impl.MetricsSourceAdapter.startMBeans(MetricsSourceAdapter.java:221)
119131 › at org.apache.hadoop.metrics2.impl.MetricsSourceAdapter.start(MetricsSourceAdapter.java:96)
119132 › at org.apache.hadoop.metrics2.impl.MetricsSystemImpl.registerSource(MetricsSystemImpl.java:245)
119133 › at org.apache.hadoop.metrics2.impl.MetricsSystemImpl$1.postStart(MetricsSystemImpl.java:229)
119134 › at sun.reflect.GeneratedMethodAccessor50.invoke(Unknown Source)
119135 › at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
119136 › at java.lang.reflect.Method.invoke(Method.java:606)
119137 › at org.apache.hadoop.metrics2.impl.MetricsSystemImpl$3.invoke(MetricsSystemImpl.java:290)
119138 › at com.sun.proxy.$Proxy13.postStart(Unknown Source)
119139 › at org.apache.hadoop.metrics2.impl.MetricsSystemImpl.start(MetricsSystemImpl.java:185)
119140 › at org.apache.hadoop.metrics2.impl.JmxCacheBuster$JmxCacheBusterRunnable.run(JmxCacheBuster.java:81)
119141 › at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
119142 › at java.util.concurrent.FutureTask.run(FutureTask.java:262)
119143 › at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:178)
119144 › at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:292)
119145 › at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
119146 › at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
119147 › at java.lang.Thread.run(Thread.java:744)
119148 Caused by: java.lang.NullPointerException
119149 › at org.apache.hadoop.hdfs.server.blockmanagement.BlocksMap.size(BlocksMap.java:198)
119150 › at org.apache.hadoop.hdfs.server.blockmanagement.BlockManager.getTotalBlocks(BlockManager.java:3158)
119151 › at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlocksTotal(FSNamesystem.java:5652)
119152 › ... 32 more
{code}
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