[
https://issues.apache.org/jira/browse/MAPREDUCE-4008?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13232425#comment-13232425
]
Devaraj K commented on MAPREDUCE-4008:
--------------------------------------
{quote}
-1 tests included. The patch doesn't appear to include any new or modified
tests.
Please justify why no new tests are needed for this patch.
Also please list what manual steps were performed to verify this patch.
{quote}
It doesn't need new tests since it is logging the exception when this issue
happens.
> ResourceManager throws MetricsException on start up saying QueueMetrics MBean
> already exists
> --------------------------------------------------------------------------------------------
>
> Key: MAPREDUCE-4008
> URL: https://issues.apache.org/jira/browse/MAPREDUCE-4008
> Project: Hadoop Map/Reduce
> Issue Type: Bug
> Components: mrv2, resourcemanager, scheduler
> Affects Versions: 0.24.0
> Reporter: Devaraj K
> Assignee: Devaraj K
> Attachments: MAPREDUCE-4008.patch
>
>
> {code:xml}
> 2012-03-14 15:22:23,089 WARN org.apache.hadoop.metrics2.util.MBeans: Error
> creating MBean object name:
> Hadoop:service=ResourceManager,name=QueueMetrics,q0=default
> org.apache.hadoop.metrics2.MetricsException:
> org.apache.hadoop.metrics2.MetricsException:
> Hadoop:service=ResourceManager,name=QueueMetrics,q0=default already exists!
> at
> org.apache.hadoop.metrics2.lib.DefaultMetricsSystem.newObjectName(DefaultMetricsSystem.java:117)
> at
> org.apache.hadoop.metrics2.lib.DefaultMetricsSystem.newMBeanName(DefaultMetricsSystem.java:102)
> at org.apache.hadoop.metrics2.util.MBeans.getMBeanName(MBeans.java:91)
> at org.apache.hadoop.metrics2.util.MBeans.register(MBeans.java:55)
> at
> org.apache.hadoop.metrics2.impl.MetricsSourceAdapter.startMBeans(MetricsSourceAdapter.java:218)
> at
> org.apache.hadoop.metrics2.impl.MetricsSourceAdapter.start(MetricsSourceAdapter.java:93)
> at
> org.apache.hadoop.metrics2.impl.MetricsSystemImpl.registerSource(MetricsSystemImpl.java:243)
> at
> org.apache.hadoop.metrics2.impl.MetricsSystemImpl$1.postStart(MetricsSystemImpl.java:227)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
> at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
> at java.lang.reflect.Method.invoke(Method.java:597)
> at
> org.apache.hadoop.metrics2.impl.MetricsSystemImpl$3.invoke(MetricsSystemImpl.java:288)
> at $Proxy6.postStart(Unknown Source)
> at
> org.apache.hadoop.metrics2.impl.MetricsSystemImpl.start(MetricsSystemImpl.java:183)
> at
> org.apache.hadoop.metrics2.impl.MetricsSystemImpl.init(MetricsSystemImpl.java:155)
> at
> org.apache.hadoop.metrics2.lib.DefaultMetricsSystem.init(DefaultMetricsSystem.java:54)
> at
> org.apache.hadoop.metrics2.lib.DefaultMetricsSystem.initialize(DefaultMetricsSystem.java:50)
> at
> org.apache.hadoop.yarn.server.resourcemanager.ResourceManager.start(ResourceManager.java:454)
> at
> org.apache.hadoop.yarn.server.resourcemanager.ResourceManager.main(ResourceManager.java:588)
> Caused by: org.apache.hadoop.metrics2.MetricsException:
> Hadoop:service=ResourceManager,name=QueueMetrics,q0=default already exists!
> at
> org.apache.hadoop.metrics2.lib.DefaultMetricsSystem.newObjectName(DefaultMetricsSystem.java:113)
> ... 19 more
> 2012-03-14 15:22:23,090 WARN org.apache.hadoop.metrics2.util.MBeans: Failed
> to register MBean "null"
> javax.management.RuntimeOperationsException: Exception occurred trying to
> register the MBean
> at
> com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.registerDynamicMBean(DefaultMBeanServerInterceptor.java:969)
> at
> com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.registerObject(DefaultMBeanServerInterceptor.java:917)
> at
> com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.registerMBean(DefaultMBeanServerInterceptor.java:312)
> at
> com.sun.jmx.mbeanserver.JmxMBeanServer.registerMBean(JmxMBeanServer.java:482)
> at org.apache.hadoop.metrics2.util.MBeans.register(MBeans.java:57)
> at
> org.apache.hadoop.metrics2.impl.MetricsSourceAdapter.startMBeans(MetricsSourceAdapter.java:218)
> at
> org.apache.hadoop.metrics2.impl.MetricsSourceAdapter.start(MetricsSourceAdapter.java:93)
> at
> org.apache.hadoop.metrics2.impl.MetricsSystemImpl.registerSource(MetricsSystemImpl.java:243)
> at
> org.apache.hadoop.metrics2.impl.MetricsSystemImpl$1.postStart(MetricsSystemImpl.java:227)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
> at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
> at java.lang.reflect.Method.invoke(Method.java:597)
> at
> org.apache.hadoop.metrics2.impl.MetricsSystemImpl$3.invoke(MetricsSystemImpl.java:288)
> at $Proxy6.postStart(Unknown Source)
> at
> org.apache.hadoop.metrics2.impl.MetricsSystemImpl.start(MetricsSystemImpl.java:183)
> at
> org.apache.hadoop.metrics2.impl.MetricsSystemImpl.init(MetricsSystemImpl.java:155)
> at
> org.apache.hadoop.metrics2.lib.DefaultMetricsSystem.init(DefaultMetricsSystem.java:54)
> at
> org.apache.hadoop.metrics2.lib.DefaultMetricsSystem.initialize(DefaultMetricsSystem.java:50)
> at
> org.apache.hadoop.yarn.server.resourcemanager.ResourceManager.start(ResourceManager.java:454)
> at
> org.apache.hadoop.yarn.server.resourcemanager.ResourceManager.main(ResourceManager.java:588)
> Caused by: java.lang.IllegalArgumentException: No object name specified
> at
> com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.registerDynamicMBean(DefaultMBeanServerInterceptor.java:967)
> ... 20 more
> {code}
--
This message is automatically generated by JIRA.
If you think it was sent incorrectly, please contact your JIRA administrators:
https://issues.apache.org/jira/secure/ContactAdministrators!default.jspa
For more information on JIRA, see: http://www.atlassian.com/software/jira
