kangkang.guo created HBASE-23669: ------------------------------------ Summary: ZNodeClearer#clear() throws IllegalArgumentException Key: HBASE-23669 URL: https://issues.apache.org/jira/browse/HBASE-23669 Project: HBase Issue Type: Bug Affects Versions: 2.1.5 Reporter: kangkang.guo Assignee: kangkang.guo
Precondition: hbase.balancer.tablesOnMaster = true hbase.balancer.tablesOnMaster.systemTablesOnly = true In case of master-rs collocation HBASE_ZNODE_FILE is overwritten by regionserver process in HRegionServer#handleReportForDutyResponse() here is how it looks on master server: [hadoop@master-node data]$ cat hbase-hadoop-master.znode /hbase/rs/master-node,16000,1578371505720 When ZNodeClearer#clear(), the rsZNode is also splicing with the contents of the file, causing an exception: java.lang.IllegalArgumentException: Invalid path string "/hbase/rs//hbase/rs/master-node,16000,1578371503003" caused by empty node name specified @10 at org.apache.zookeeper.common.PathUtils.validatePath(PathUtils.java:99) at org.apache.zookeeper.ZooKeeper.delete(ZooKeeper.java:851) at org.apache.hadoop.hbase.zookeeper.RecoverableZooKeeper.delete(RecoverableZooKeeper.java:166) at org.apache.hadoop.hbase.zookeeper.ZKUtil.deleteNodeFailSilent(ZKUtil.java:1259) at org.apache.hadoop.hbase.zookeeper.ZKUtil.deleteNodeFailSilent(ZKUtil.java:1251) at org.apache.hadoop.hbase.ZNodeClearer.clear(ZNodeClearer.java:188) at org.apache.hadoop.hbase.master.HMasterCommandLine.run(HMasterCommandLine.java:144) at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:76) at org.apache.hadoop.hbase.util.ServerCommandLine.doMain(ServerCommandLine.java:149) at org.apache.hadoop.hbase.master.HMaster.main(HMaster.java:3117) -- This message was sent by Atlassian Jira (v8.3.4#803005)