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https://issues.apache.org/jira/browse/HBASE-19120?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16225487#comment-16225487
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Jerry He commented on HBASE-19120:
----------------------------------
+1
> IllegalArgumentException from ZNodeClearer when master shuts down
> -----------------------------------------------------------------
>
> Key: HBASE-19120
> URL: https://issues.apache.org/jira/browse/HBASE-19120
> Project: HBase
> Issue Type: Bug
> Reporter: Ted Yu
> Assignee: Ted Yu
> Attachments: 19120.v1.txt
>
>
> Found the following in master log (build as of commit eee3b0) :
> {code}
> 2017-10-30 15:40:24,383 ERROR [main] util.ServerCommandLine: Failed to run
> java.lang.IllegalArgumentException: Path must start with / character
> at
> org.apache.zookeeper.common.PathUtils.validatePath(PathUtils.java:51)
> at org.apache.zookeeper.ZooKeeper.delete(ZooKeeper.java:851)
> at
> org.apache.hadoop.hbase.zookeeper.RecoverableZooKeeper.delete(RecoverableZooKeeper.java:182)
> at
> org.apache.hadoop.hbase.zookeeper.ZKUtil.deleteNodeFailSilent(ZKUtil.java:1266)
> at
> org.apache.hadoop.hbase.zookeeper.ZKUtil.deleteNodeFailSilent(ZKUtil.java:1258)
> at org.apache.hadoop.hbase.ZNodeClearer.clear(ZNodeClearer.java:186)
> at
> org.apache.hadoop.hbase.master.HMasterCommandLine.run(HMasterCommandLine.java:143)
> at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:76)
> at
> org.apache.hadoop.hbase.util.ServerCommandLine.doMain(ServerCommandLine.java:127)
> at org.apache.hadoop.hbase.master.HMaster.main(HMaster.java:2873)
> {code}
> Looking at ZNodeClearer, it seems that intention was to remove znode under
> /rs subtree.
> However, the znode name was passed without path.
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