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Yongjun Zhang commented on HDFS-13175: -------------------------------------- Thanks for the work here [~eddyxu]. Saw https://issues.apache.org/jira/browse/HDFS-13034?focusedCommentId=16331614&page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#comment-16331614 wonder if it's related. > Add more information for checking argument in DiskBalancerVolume > ---------------------------------------------------------------- > > Key: HDFS-13175 > URL: https://issues.apache.org/jira/browse/HDFS-13175 > Project: Hadoop HDFS > Issue Type: Improvement > Components: diskbalancer > Affects Versions: 3.0.0 > Reporter: Lei (Eddy) Xu > Assignee: Lei (Eddy) Xu > Priority: Minor > Fix For: 3.1.0, 3.0.2 > > Attachments: HDFS-13175.00.patch, HDFS-13175.01.patch > > > We have seen the following stack in production > {code} > Exception in thread "main" 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:141) > 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:132) > at > org.apache.hadoop.hdfs.server.diskbalancer.command.Command.readClusterInfo(Command.java:123) > at > org.apache.hadoop.hdfs.server.diskbalancer.command.PlanCommand.execute(PlanCommand.java:107) > {code} > raised from > {code} > public void setUsed(long dfsUsedSpace) { > Preconditions.checkArgument(dfsUsedSpace < this.getCapacity()); > this.used = dfsUsedSpace; > } > {code} > However, the datanode reports at the very moment were not captured. We should > add more information into the stack trace to better diagnose the issue. -- This message was sent by Atlassian JIRA (v7.6.3#76005) --------------------------------------------------------------------- To unsubscribe, e-mail: hdfs-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: hdfs-issues-h...@hadoop.apache.org