[jira] [Created] (HDFS-13543) when datanode have some unmounted disks, disk balancer should skip these disks not throw IllegalArgumentException

["luoge123 (JIRA)" <ji...@apache.org>]

luoge123 created HDFS-13543:
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             Summary: 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


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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