[jira] [Resolved] (HBASE-24075) [Flakey Tests] teardown fails because JmxCacheBuster wants to read ClusterId from closed fs

["Bharath Vissapragada (Jira)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/HBASE-24075?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Bharath Vissapragada resolved HBASE-24075.
------------------------------------------
    Fix Version/s: 2.4.0
                   2.3.0
                   3.0.0
       Resolution: Fixed

Thanks [~stack] for the quick review.

> [Flakey Tests] teardown fails because JmxCacheBuster wants to read ClusterId from closed fs
> -------------------------------------------------------------------------------------------
>
>                 Key: HBASE-24075
>                 URL: https://issues.apache.org/jira/browse/HBASE-24075
>             Project: HBase
>          Issue Type: Bug
>          Components: flakies
>            Reporter: Michael Stack
>            Assignee: Bharath Vissapragada
>            Priority: Major
>             Fix For: 3.0.0, 2.3.0, 2.4.0
>
>
> I've seen this a few times. There may be an issue already but couldn't turn it up.
> In teardown, we fail because of below access:
> {code}
>  2020-03-28 22:01:47,484 WARN  [HBase-Metrics2-1] master.CachedClusterId(105): Error fetching cluster ID
>  java.io.IOException: Filesystem closed
>    at org.apache.hadoop.hdfs.DFSClient.checkOpen(DFSClient.java:468)
>    at org.apache.hadoop.hdfs.DFSClient.getFileInfo(DFSClient.java:1650)
>    at org.apache.hadoop.hdfs.DistributedFileSystem$29.doCall(DistributedFileSystem.java:1523)
>    at org.apache.hadoop.hdfs.DistributedFileSystem$29.doCall(DistributedFileSystem.java:1520)
>    at org.apache.hadoop.fs.FileSystemLinkResolver.resolve(FileSystemLinkResolver.java:81)
>    at org.apache.hadoop.hdfs.DistributedFileSystem.getFileStatus(DistributedFileSystem.java:1520)
>    at org.apache.hadoop.fs.FileSystem.exists(FileSystem.java:1627)
>    at org.apache.hadoop.hbase.util.FSUtils.getClusterId(FSUtils.java:578)
>    at org.apache.hadoop.hbase.master.CachedClusterId.attemptFetch(CachedClusterId.java:103)
>    at org.apache.hadoop.hbase.master.CachedClusterId.getFromCacheOrFetch(CachedClusterId.java:140)
>    at org.apache.hadoop.hbase.master.HMaster.getClusterId(HMaster.java:3839)
>    at org.apache.hadoop.hbase.master.MetricsMasterWrapperImpl.getClusterId(MetricsMasterWrapperImpl.java:68)
>    at org.apache.hadoop.hbase.master.MetricsMasterSourceImpl.getMetrics(MetricsMasterSourceImpl.java:112)
>    at org.apache.hadoop.metrics2.impl.MetricsSourceAdapter.getMetrics(MetricsSourceAdapter.java:200)
>    at org.apache.hadoop.metrics2.impl.MetricsSourceAdapter.updateJmxCache(MetricsSourceAdapter.java:183)
>    at org.apache.hadoop.metrics2.impl.MetricsSourceAdapter.getMBeanInfo(MetricsSourceAdapter.java:156)
>    at com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.getNewMBeanClassName(DefaultMBeanServerInterceptor.java:333)
>    at com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.registerMBean(DefaultMBeanServerInterceptor.java:319)
>    at com.sun.jmx.mbeanserver.JmxMBeanServer.registerMBean(JmxMBeanServer.java:522)
>    at org.apache.hadoop.metrics2.util.MBeans.register(MBeans.java:66)
>    at org.apache.hadoop.metrics2.impl.MetricsSourceAdapter.startMBeans(MetricsSourceAdapter.java:223)
>    at org.apache.hadoop.metrics2.impl.MetricsSourceAdapter.start(MetricsSourceAdapter.java:101)
>    at org.apache.hadoop.metrics2.impl.MetricsSystemImpl.registerSource(MetricsSystemImpl.java:268)
>    at org.apache.hadoop.metrics2.impl.MetricsSystemImpl$1.postStart(MetricsSystemImpl.java:239)
>    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
>    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
>    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
>    at java.lang.reflect.Method.invoke(Method.java:498)
>    at org.apache.hadoop.metrics2.impl.MetricsSystemImpl$3.invoke(MetricsSystemImpl.java:320)
>    at com.sun.proxy.$Proxy13.postStart(Unknown Source)
>    at org.apache.hadoop.metrics2.impl.MetricsSystemImpl.start(MetricsSystemImpl.java:193)
>    at org.apache.hadoop.metrics2.impl.JmxCacheBuster$JmxCacheBusterRunnable.run(JmxCacheBuster.java:109)
>    at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
>    at java.util.concurrent.FutureTask.run(FutureTask.java:266)
>    at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:180)
>    at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293)
>    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
>    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
>    at java.lang.Thread.run(Thread.java:748)
> {code}
> Its hadoop metrics system. Its still up trying to work.



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