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https://issues.apache.org/jira/browse/HDFS-13198?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16399458#comment-16399458
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Hudson commented on HDFS-13198:
-------------------------------
ABORTED: Integrated in Jenkins build Hadoop-trunk-Commit #13838 (See
[https://builds.apache.org/job/Hadoop-trunk-Commit/13838/])
HDFS-13198. RBF: RouterHeartbeatService throws out CachedStateStore (inigoiri:
rev 41fc7f80beb32f4a1fac73faf7c9116ad5ee3420)
* (edit)
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/federation/router/RouterHeartbeatService.java
* (add)
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/federation/router/TestRouterHeartbeatService.java
* (edit)
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/federation/store/driver/impl/StateStoreZooKeeperImpl.java
> RBF: RouterHeartbeatService throws out CachedStateStore related exceptions
> when starting router
> -----------------------------------------------------------------------------------------------
>
> Key: HDFS-13198
> URL: https://issues.apache.org/jira/browse/HDFS-13198
> Project: Hadoop HDFS
> Issue Type: Sub-task
> Reporter: Wei Yan
> Assignee: Wei Yan
> Priority: Minor
> Fix For: 3.1.0, 2.10.0, 2.9.1, 3.0.2, 3.2.0
>
> Attachments: HDFS-13198.000.patch, HDFS-13198.001.patch,
> HDFS-13198.002.patch, HDFS-13198.003.patch, HDFS-13198.004.patch,
> HDFS-13198.005.patch
>
>
> Exception looks like:
> {code:java}
> 2018-02-23 19:04:56,341 ERROR router.RouterHeartbeatService: Cannot get
> version for class
> org.apache.hadoop.hdfs.server.federation.store.MembershipStore: Cached State
> Store not initialized, MembershipState records not valid
> 2018-02-23 19:04:56,341 ERROR router.RouterHeartbeatService: Cannot get
> version for class
> org.apache.hadoop.hdfs.server.federation.store.MountTableStore: Cached State
> Store not initialized, MountTable records not valid
> Exception in thread "Router Heartbeat Async" java.lang.NullPointerException
> at
> org.apache.hadoop.hdfs.server.federation.store.driver.impl.StateStoreSerializableImpl.serialize(StateStoreSerializableImpl.java:60)
> at
> org.apache.hadoop.hdfs.server.federation.store.driver.impl.StateStoreZooKeeperImpl.putAll(StateStoreZooKeeperImpl.java:191)
> at
> org.apache.hadoop.hdfs.server.federation.store.driver.impl.StateStoreBaseImpl.put(StateStoreBaseImpl.java:75)
> at
> org.apache.hadoop.hdfs.server.federation.store.impl.RouterStoreImpl.routerHeartbeat(RouterStoreImpl.java:88)
> at
> org.apache.hadoop.hdfs.server.federation.router.RouterHeartbeatService.updateStateStore(RouterHeartbeatService.java:95)
> at
> org.apache.hadoop.hdfs.server.federation.router.RouterHeartbeatService.access$000(RouterHeartbeatService.java:43)
> at
> org.apache.hadoop.hdfs.server.federation.router.RouterHeartbeatService$1.run(RouterHeartbeatService.java:68)
> at java.lang.Thread.run(Thread.java:748){code}
> This is because, during starting the Router, the CachedStateStore hasn't been
> initialized and cannot serve requests. Although the router will still be
> started, it would be better to fix the exceptions.
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