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https://issues.apache.org/jira/browse/HDFS-13543?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Shweta reassigned HDFS-13543:
-----------------------------
Assignee: Shweta
> when datanode have some unmounted disks, disk balancer should skip these
> disks not throw IllegalArgumentException
> -----------------------------------------------------------------------------------------------------------------
>
> Key: HDFS-13543
> URL: https://issues.apache.org/jira/browse/HDFS-13543
> Project: Hadoop HDFS
> Issue Type: Bug
> Components: diskbalancer
> Affects Versions: 3.0.0
> Reporter: luoge123
> Assignee: Shweta
> Priority: Major
>
> when datanode has an unmounted disk, disk balancer get disk capacity from
> report is zero, this will case getVolumeInfoFromStorageReports throw
> IllegalArgumentException
> {code:java}
> java.lang.IllegalArgumentException
> at com.google.common.base.Preconditions.checkArgument(Preconditions.java:72)
> at
> org.apache.hadoop.hdfs.server.diskbalancer.datamodel.DiskBalancerVolume.setUsed(DiskBalancerVolume.java:268)
> at
> org.apache.hadoop.hdfs.server.diskbalancer.connectors.DBNameNodeConnector.getVolumeInfoFromStorageReports(DBNameNodeConnector.java:148)
> at
> org.apache.hadoop.hdfs.server.diskbalancer.connectors.DBNameNodeConnector.getNodes(DBNameNodeConnector.java:90)
> at
> org.apache.hadoop.hdfs.server.diskbalancer.datamodel.DiskBalancerCluster.readClusterInfo(DiskBalancerCluster.java:133)
> at
> org.apache.hadoop.hdfs.server.diskbalancer.command.Command.readClusterInfo(Command.java:123)
> at
> org.apache.hadoop.hdfs.server.diskbalancer.command.ReportCommand.execute(ReportCommand.java:74)
> at
> org.apache.hadoop.hdfs.tools.DiskBalancerCLI.dispatch(DiskBalancerCLI.java:468)
> at org.apache.hadoop.hdfs.tools.DiskBalancerCLI.run(DiskBalancerCLI.java:183)
> at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:70)
> at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:84)
> at org.apache.hadoop.hdfs.tools.DiskBalancerCLI.main(DiskBalancerCLI.java:164)
> {code}
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