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https://issues.apache.org/jira/browse/HDFS-14644?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Lisheng Sun reassigned HDFS-14644:
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Assignee: Lisheng Sun
> That replication of block failed leads to decommission is blocked when the
> number of replicas of block is greater than the number of datanode
> ---------------------------------------------------------------------------------------------------------------------------------------------
>
> Key: HDFS-14644
> URL: https://issues.apache.org/jira/browse/HDFS-14644
> Project: Hadoop HDFS
> Issue Type: Improvement
> Components: namenode
> Affects Versions: 3.1.1, 2.9.2, 3.0.3, 2.8.5, 2.7.7
> Reporter: Lisheng Sun
> Assignee: Lisheng Sun
> Priority: Major
>
> 2019-07-10,15:37:18,028 WARN
> org.apache.hadoop.hdfs.server.blockmanagement.BlockPlacementPolicy: Failed to
> place enough replicas, still in need of 5 to reach 10
> (unavailableStorages=[DISK, ARCHIVE],
> storagePolicy=BlockStoragePolicy\{HOT:7, storageTypes=[DISK],
> creationFallbacks=[], replicationFallbacks=[ARCHIVE]}, newBlock=false) All
> required storage types are unavailable: unavailableStorages=[DISK, ARCHIVE],
> storagePolicy=BlockStoragePolicy\{HOT:7, storageTypes=[DISK],
> creationFallbacks=[], replicationFallbacks=[ARCHIVE]}
> 2019-07-10,15:37:18,028 WARN
> org.apache.hadoop.hdfs.server.blockmanagement.BlockPlacementPolicy: Failed to
> place enough replicas, still in need of 5 to reach 10
> (unavailableStorages=[], storagePolicy=BlockStoragePolicy\{HOT:7,
> storageTypes=[DISK], creationFallbacks=[], replicationFallbacks=[ARCHIVE]},
> newBlock=false) For more information, please enable DEBUG log level on
> org.apache.hadoop.hdfs.server.blockmanagement.BlockPlacementPolicy
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