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https://issues.apache.org/jira/browse/HBASE-27824?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17719630#comment-17719630
]
Hudson commented on HBASE-27824:
--------------------------------
Results for branch branch-2.4
[build #555 on
builds.a.o|https://ci-hbase.apache.org/job/HBase%20Nightly/job/branch-2.4/555/]:
(/) *{color:green}+1 overall{color}*
----
details (if available):
(/) {color:green}+1 general checks{color}
-- For more information [see general
report|https://ci-hbase.apache.org/job/HBase%20Nightly/job/branch-2.4/555/General_20Nightly_20Build_20Report/]
(/) {color:green}+1 jdk8 hadoop2 checks{color}
-- For more information [see jdk8 (hadoop2)
report|https://ci-hbase.apache.org/job/HBase%20Nightly/job/branch-2.4/555/JDK8_20Nightly_20Build_20Report_20_28Hadoop2_29/]
(/) {color:green}+1 jdk8 hadoop3 checks{color}
-- For more information [see jdk8 (hadoop3)
report|https://ci-hbase.apache.org/job/HBase%20Nightly/job/branch-2.4/555/JDK8_20Nightly_20Build_20Report_20_28Hadoop3_29/]
(/) {color:green}+1 jdk11 hadoop3 checks{color}
-- For more information [see jdk11
report|https://ci-hbase.apache.org/job/HBase%20Nightly/job/branch-2.4/555/JDK11_20Nightly_20Build_20Report_20_28Hadoop3_29/]
(/) {color:green}+1 source release artifact{color}
-- See build output for details.
(/) {color:green}+1 client integration test{color}
> NPE in MetricsMasterWrapperImpl.isRunning
> -----------------------------------------
>
> Key: HBASE-27824
> URL: https://issues.apache.org/jira/browse/HBASE-27824
> Project: HBase
> Issue Type: Bug
> Components: test
> Reporter: Duo Zhang
> Assignee: Duo Zhang
> Priority: Major
> Fix For: 2.6.0, 3.0.0-alpha-4, 2.5.5, 2.4.18
>
>
> {quote}
> 2023-05-03T05:54:09,312 ERROR [HBase-Metrics2-1 {}]
> impl.MetricsSourceAdapter(202): Error getting metrics from source
> Master,sub=Server
> java.lang.NullPointerException: null
> at
> org.apache.hadoop.hbase.master.MetricsMasterWrapperImpl.isRunning(MetricsMasterWrapperImpl.java:143)
> ~[classes/:?]
> at
> org.apache.hadoop.hbase.master.MetricsMasterSourceImpl.getMetrics(MetricsMasterSourceImpl.java:92)
> ~[hbase-hadoop-compat-3.0.0-alpha-4-SNAPSHOT.jar:?]
> at
> org.apache.hadoop.metrics2.impl.MetricsSourceAdapter.getMetrics(MetricsSourceAdapter.java:200)
> ~[hadoop-common-3.2.4.jar:?]
> at
> org.apache.hadoop.metrics2.impl.MetricsSourceAdapter.updateJmxCache(MetricsSourceAdapter.java:183)
> ~[hadoop-common-3.2.4.jar:?]
> at
> org.apache.hadoop.metrics2.impl.MetricsSourceAdapter.getMBeanInfo(MetricsSourceAdapter.java:156)
> ~[hadoop-common-3.2.4.jar:?]
> at
> com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.getNewMBeanClassName(DefaultMBeanServerInterceptor.java:333)
> ~[?:1.8.0_362]
> at
> com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.registerMBean(DefaultMBeanServerInterceptor.java:319)
> ~[?:1.8.0_362]
> at
> com.sun.jmx.mbeanserver.JmxMBeanServer.registerMBean(JmxMBeanServer.java:522)
> ~[?:1.8.0_362]
> at org.apache.hadoop.metrics2.util.MBeans.register(MBeans.java:98)
> ~[hadoop-common-3.2.4.jar:?]
> at org.apache.hadoop.metrics2.util.MBeans.register(MBeans.java:72)
> ~[hadoop-common-3.2.4.jar:?]
> at
> org.apache.hadoop.metrics2.impl.MetricsSourceAdapter.startMBeans(MetricsSourceAdapter.java:222)
> ~[hadoop-common-3.2.4.jar:?]
> at
> org.apache.hadoop.metrics2.impl.MetricsSourceAdapter.start(MetricsSourceAdapter.java:101)
> ~[hadoop-common-3.2.4.jar:?]
> at
> org.apache.hadoop.metrics2.impl.MetricsSystemImpl.registerSource(MetricsSystemImpl.java:268)
> ~[hadoop-common-3.2.4.jar:?]
> at
> org.apache.hadoop.metrics2.impl.MetricsSystemImpl$1.postStart(MetricsSystemImpl.java:239)
> ~[hadoop-common-3.2.4.jar:?]
> at sun.reflect.GeneratedMethodAccessor54.invoke(Unknown Source) ~[?:?]
> at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> ~[?:1.8.0_362]
> at java.lang.reflect.Method.invoke(Method.java:498) ~[?:1.8.0_362]
> at
> org.apache.hadoop.metrics2.impl.MetricsSystemImpl$3.invoke(MetricsSystemImpl.java:324)
> ~[hadoop-common-3.2.4.jar:?]
> at com.sun.proxy.$Proxy31.postStart(Unknown Source) ~[?:?]
> at
> org.apache.hadoop.metrics2.impl.MetricsSystemImpl.start(MetricsSystemImpl.java:193)
> ~[hadoop-common-3.2.4.jar:?]
> at
> org.apache.hadoop.metrics2.impl.JmxCacheBuster$JmxCacheBusterRunnable.run(JmxCacheBuster.java:102)
> ~[hbase-hadoop-compat-3.0.0-alpha-4-SNAPSHOT.jar:?]
> at
> java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
> ~[?:1.8.0_362]
> at java.util.concurrent.FutureTask.run(FutureTask.java:266)
> ~[?:1.8.0_362]
> at
> java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:180)
> ~[?:1.8.0_362]
> at
> java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293)
> ~[?:1.8.0_362]
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
> ~[?:1.8.0_362]
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
> ~[?:1.8.0_362]
> at java.lang.Thread.run(Thread.java:750) ~[?:1.8.0_362]
> {quote}
> Found this in the output when running
> TestAssignmentManager.testAssignSocketTimeout. It should not be related to
> the failure of the test but anyway, throwing NPE is not good so we need to
> check whether this is a test issue or a real issue in our code.
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