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https://issues.apache.org/jira/browse/HDFS-16123?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Kihwal Lee resolved HDFS-16123.
-------------------------------
Resolution: Invalid
> NameNode standby checkpoint is abnormal, because the data disk is full, even
> if the disk space is restored
> -----------------------------------------------------------------------------------------------------------
>
> Key: HDFS-16123
> URL: https://issues.apache.org/jira/browse/HDFS-16123
> Project: Hadoop HDFS
> Issue Type: Bug
> Components: namanode
> Affects Versions: 3.1.3
> Environment: Hadoop 3.1.3
> When dfs.namenode.name.dir disk is full，standby nn ERROR:
> 2021-05-28 10:15:20,206 | WARN | IPC Server handler 48 on 25000 | Space
> available on volume '/dev/vdb' is 0, which is below the configured reserved
> amount 104857600 | NameNodeResourceChecker.java:91
> 2021-05-28 10:15:20,206 | INFO | IPC Server handler 48 on 25000 | IPC Server
> handler 48 on 25000, call
> org.apache.hadoop.ha.HAServiceProtocol.monitorHealth from 192.168.0.142:35128
> Call#193407129 Retry#0 | Server.java
> org.apache.hadoop.ha.HealthCheckFailedException: The NameNode has no
> resources available
> at
> org.apache.hadoop.hdfs.server.namenode.NameNode.monitorHealth(NameNode.java:1781)
>
> After hard disk space recovery，but checkpoint cannot be restored; the ERROR
> is：
> 2021-05-28 15:19:34,494 | ERROR | Standby State Checkpointer | Exception in
> doCheckpoint | StandbyCheckpointer.java:452
> java.io.IOException: No image directories available!
> at
> org.apache.hadoop.hdfs.server.namenode.FSImage.saveFSImageInAllDirs(FSImage.java:1219)
> Reporter: baijixue
> Priority: Major
>
> When the disk space of fsimages dir is located is full, standby NameNode
> reports the error： "Space available on volume'/dev/vdb' is 0"; after the
> space is restored, the standby nn's checkpoint cannot be restored, and the
> error is "java.io.IOException: No image directories available!"
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