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Zhihong Ted Yu commented on HBASE-6524: --------------------------------------- When I remove the patch from this JIRA, TestClusterBootOrder passed. With patch, TestClusterBootOrder fails. {code} testBootRegionServerFirst(org.apache.hadoop.hbase.TestClusterBootOrder) Time elapsed: 0.002 sec <<< ERROR! java.lang.NullPointerException at org.apache.hadoop.hbase.TestClusterBootOrder.tearDown(TestClusterBootOrder.java:55) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) {code} Here is the command I used: mvn clean -Dhadoop.profile=2.0 test -Dtest=TestClusterBootOrder#testBootRegionServerFirst > Hooks for hbase tracing > ----------------------- > > Key: HBASE-6524 > URL: https://issues.apache.org/jira/browse/HBASE-6524 > Project: HBase > Issue Type: Sub-task > Reporter: Jonathan Leavitt > Fix For: 0.96.0 > > Attachments: createTableTrace.png, hbase-6524.diff > > > Includes the hooks that use [htrace|http://www.github.com/cloudera/htrace] > library to add dapper-like tracing to hbase. -- 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