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Zhihong Ted Yu commented on HBASE-6276: --------------------------------------- I ran TestClassLoading twice in trunk. I got the following failure twice: {code} testClassLoadingFromLocalFS(org.apache.hadoop.hbase.coprocessor.TestClassLoading) Time elapsed: 0.126 sec <<< ERROR! org.apache.hadoop.hbase.TableExistsException: org.apache.hadoop.hbase.TableExistsException: TestClassLoading at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:39) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:27) at java.lang.reflect.Constructor.newInstance(Constructor.java:513) at org.apache.hadoop.ipc.RemoteException.instantiateException(RemoteException.java:95) at org.apache.hadoop.ipc.RemoteException.unwrapRemoteException(RemoteException.java:79) at org.apache.hadoop.hbase.ipc.WritableRpcEngine$Invoker.invoke(WritableRpcEngine.java:165) at $Proxy21.createTable(Unknown Source) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation$MasterHandler.invoke(HConnectionManager.java:1565) at org.apache.hadoop.hbase.client.$Proxy22.createTable(Unknown Source) at org.apache.hadoop.hbase.client.HBaseAdmin$2.call(HBaseAdmin.java:512) at org.apache.hadoop.hbase.client.HBaseAdmin$2.call(HBaseAdmin.java:508) at org.apache.hadoop.hbase.client.HBaseAdmin.execute(HBaseAdmin.java:1983) at org.apache.hadoop.hbase.client.HBaseAdmin.createTableAsync(HBaseAdmin.java:508) at org.apache.hadoop.hbase.client.HBaseAdmin.createTable(HBaseAdmin.java:411) at org.apache.hadoop.hbase.client.HBaseAdmin.createTable(HBaseAdmin.java:347) at org.apache.hadoop.hbase.coprocessor.TestClassLoading.testClassLoadingFromLocalFS(TestClassLoading.java:284) {code} > TestClassLoading is racy > ------------------------ > > Key: HBASE-6276 > URL: https://issues.apache.org/jira/browse/HBASE-6276 > Project: HBase > Issue Type: Bug > Components: coprocessors, test > Affects Versions: 0.92.2, 0.96.0, 0.94.1 > Reporter: Andrew Purtell > Assignee: Andrew Purtell > Priority: Minor > Attachments: HBASE-6276-0.94.patch, HBASE-6276.patch > > -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators: https://issues.apache.org/jira/secure/ContactAdministrators!default.jspa For more information on JIRA, see: http://www.atlassian.com/software/jira