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https://issues.apache.org/jira/browse/HDFS-17354?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Takanobu Asanuma resolved HDFS-17354.
-------------------------------------
Fix Version/s: 3.5.0
Resolution: Fixed
> Delay invoke clearStaleNamespacesInRouterStateIdContext during router start
> up
> -------------------------------------------------------------------------------
>
> Key: HDFS-17354
> URL: https://issues.apache.org/jira/browse/HDFS-17354
> Project: Hadoop HDFS
> Issue Type: Bug
> Reporter: lei w
> Assignee: lei w
> Priority: Major
> Labels: pull-request-available
> Fix For: 3.5.0
>
>
> We should start clear expired namespace thread at RouterRpcServer RUNNING
> phase because StateStoreService is Initialized in initialization phase.
> Now, router will throw IoException when start up.
> {panel:title=Exception}
> 2024-01-09 16:27:06,939 WARN
> org.apache.hadoop.hdfs.server.federation.router.RouterRpcServer: Could not
> fetch current list of namespaces.
> java.io.IOException: State Store does not have an interface for
> MembershipStore
> at
> org.apache.hadoop.hdfs.server.federation.resolver.MembershipNamenodeResolver.getStoreInterface(MembershipNamenodeResolver.java:121)
> at
> org.apache.hadoop.hdfs.server.federation.resolver.MembershipNamenodeResolver.getMembershipStore(MembershipNamenodeResolver.java:102)
> at
> org.apache.hadoop.hdfs.server.federation.resolver.MembershipNamenodeResolver.getNamespaces(MembershipNamenodeResolver.java:388)
> at
> org.apache.hadoop.hdfs.server.federation.router.RouterRpcServer.clearStaleNamespacesInRouterStateIdContext(RouterRpcServer.java:434)
> at
> java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
> at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:308)
> at
> java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
> at
> java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
> at java.lang.Thread.run(Thread.java:745)
> {panel}
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