[ https://issues.apache.org/jira/browse/HBASE-13935?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14595011#comment-14595011 ]
Hudson commented on HBASE-13935: -------------------------------- SUCCESS: Integrated in HBase-0.98 #1033 (See [https://builds.apache.org/job/HBase-0.98/1033/]) HBASE-13935 Orphaned namespace table ZK node should not prevent master to start (Stephen Yuan Jiang) (enis: rev bdaf1e3269bfc434177a4d526c0b9bf4d9f6588a) * hbase-server/src/test/java/org/apache/hadoop/hbase/master/handler/TestCreateTableHandler2.java * hbase-server/src/main/java/org/apache/hadoop/hbase/master/handler/CreateTableHandler.java > Orphaned namespace table ZK node should not prevent master to start > ------------------------------------------------------------------- > > Key: HBASE-13935 > URL: https://issues.apache.org/jira/browse/HBASE-13935 > Project: HBase > Issue Type: Bug > Components: master > Affects Versions: 1.0.0, 0.98.13 > Reporter: Stephen Yuan Jiang > Assignee: Stephen Yuan Jiang > Fix For: 0.98.14, 1.0.2, 1.2.0, 1.1.1, 1.3.0 > > Attachments: HBASE-13935.v1-0.98.patch, > HBASE-13935.v1-branch-1.0.patch, HBASE-13935.v1-branch-1.patch > > > Before we have the state-of-art Procedure V2 feature (HBASE 1.0 release or > older), we frequently see the following issue (orphaned ZK node) that prevent > master to start (at least in testing): > {noformat} > 2015-06-16 17:54:36,472 FATAL [master:10.0.0.99:60000] master.HMaster: > Unhandled exception. Starting shutdown. > org.apache.hadoop.hbase.TableExistsException: hbase:namespace > at > org.apache.hadoop.hbase.master.handler.CreateTableHandler.prepare(CreateTableHandler.java:137) > at > org.apache.hadoop.hbase.master.TableNamespaceManager.createNamespaceTable(TableNamespaceManager.java:232) > at > org.apache.hadoop.hbase.master.TableNamespaceManager.start(TableNamespaceManager.java:86) > at > org.apache.hadoop.hbase.master.HMaster.initNamespace(HMaster.java:1123) > at > org.apache.hadoop.hbase.master.HMaster.finishInitialization(HMaster.java:947) > at org.apache.hadoop.hbase.master.HMaster.run(HMaster.java:618) > at java.lang.Thread.run(Thread.java:745) > 2015-06-16 17:54:36,472 INFO [master:10.0.0.99:60000] master.HMaster: > Aborting > {noformat} > The above call trace is from a 0.98.x test run. We saw similar issue in > 1.0.x run, too. > The proposed fix is to ignore the zk node and force namespace table creation > to be complete so that master can start successfully. -- This message was sent by Atlassian JIRA (v6.3.4#6332)