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From "Eugene Koifman (JIRA)" <j...@apache.org>
Subject [jira] [Created] (HIVE-7202) DbTxnManager deadlocks in hcatalog.cli.TestSematicAnalysis.testAlterTblFFpart()
Date Mon, 09 Jun 2014 23:40:01 GMT
Eugene Koifman created HIVE-7202:
------------------------------------

             Summary: DbTxnManager deadlocks in hcatalog.cli.TestSematicAnalysis.testAlterTblFFpart()
                 Key: HIVE-7202
                 URL: https://issues.apache.org/jira/browse/HIVE-7202
             Project: Hive
          Issue Type: Bug
    Affects Versions: 0.13.1
            Reporter: Eugene Koifman
            Assignee: Alan Gates


select * from HIVE_LOCKS produces

{noformat}
6                   |1                   |0                   |default                   
                                                                                         
           |junit_sem_analysis                                                           
                                                  |NULL                                  
                                                                                         |w|r|1402354627716
      |NULL                |unknown                                                      
                                                                  |ekoifman.local        
                                                                                         
               
6                   |2                   |0                   |default                   
                                                                                         
           |junit_sem_analysis                                                           
                                                  |b=2010-10-10                          
                                                                                         |w|e|1402354627716
      |NULL                |unknown                                                      
                                                                  |ekoifman.local        
                                                                                         
               

2 rows selected
{noformat}

easiest way to repro this is to add
    hiveConf.setBoolVar(HiveConf.ConfVars.HIVE_SUPPORT_CONCURRENCY, true);
    hiveConf.setVar(HiveConf.ConfVars.HIVE_TXN_MANAGER, "org.apache.hadoop.hive.ql.lockmgr.DbTxnManager");

in HCatBaseTest.setUpHiveConf()



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