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https://issues.apache.org/jira/browse/HDFS-15348?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Kihwal Lee resolved HDFS-15348.
-------------------------------
Resolution: Duplicate
> [SBN Read] IllegalStateException happened when doing failover
> -------------------------------------------------------------
>
> Key: HDFS-15348
> URL: https://issues.apache.org/jira/browse/HDFS-15348
> Project: Hadoop HDFS
> Issue Type: Bug
> Reporter: xuzq
> Priority: Major
>
> Standby shutdown when doing failover, and throw IllegalStateException.
> _getJournaledEdits_ only return _dfs.ha.tail-edits.qjm.rpc.max-txns_ edits,
> resulting in failure to replay all edits in _catchupDuringFailover_.
>
> And check _streams.isEmpty()_ will be throw this exception in
> _FSEditLog#openForWrite_
> The exception like:
>
> {code:java}
> 2020-05-10 09:20:02,235 ERROR org.apache.hadoop.hdfs.server.namenode.NameNode
> IPC Server handler 763 on 8022: Error encountered requiring NN sh
> utdown. Shutting down immediately.
> java.lang.IllegalStateException: Cannot start writing at txid 173922195318
> when there is a stream available for read: org.apache.hadoop.hdfs.se
> rver.namenode.RedundantEditLogInputStream@47b73995
> at
> org.apache.hadoop.hdfs.server.namenode.FSEditLog.openForWrite(FSEditLog.java:320)
> at
> org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startActiveServices(FSNamesystem.java:1352)
> at
> org.apache.hadoop.hdfs.server.namenode.NameNode$NameNodeHAContext.startActiveServices(NameNode.java:1890)
> at
> org.apache.hadoop.hdfs.server.namenode.ha.ActiveState.enterState(ActiveState.java:61)
> at
> org.apache.hadoop.hdfs.server.namenode.ha.HAState.setStateInternal(HAState.java:64)
> at
> org.apache.hadoop.hdfs.server.namenode.ha.StandbyState.setState(StandbyState.java:49)
> at
> org.apache.hadoop.hdfs.server.namenode.NameNode.transitionToActive(NameNode.java:1763)
> at
> org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.transitionToActive(NameNodeRpcServer.java:1605){code}
>
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