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Re: hive zookeeper locks.
Somewhere lower in my config file I set a incorrect LockManager so now
it works :)

On 09/07/2011 04:02 PM, Bennie Schut wrote:
> I've been trying to play with locks in hive using zookeeper but can't
> find documentation on how to configure it. I now have:
> <property>
> <name>hive.supports.concurrency</name>
> <value>true</value>
> </property>
>
> <property>
> <name>hive.zookeeper.quorum</name>
> <value>localhost</value>
> </property>
>
> But I keep getting errors like this:
>
> 11/09/07 15:47:57 ERROR exec.DDLTask: FAILED: Error in metadata: show
> Locks LockManager not specified
> org.apache.hadoop.hive.ql.metadata.HiveException: show Locks LockManager
> not specified
>       at org.apache.hadoop.hive.ql.exec.DDLTask.showLocks(DDLTask.java:1791)
>       at org.apache.hadoop.hive.ql.exec.DDLTask.execute(DDLTask.java:306)
>       at org.apache.hadoop.hive.ql.exec.Task.executeTask(Task.java:130)
>       at
> org.apache.hadoop.hive.ql.exec.TaskRunner.runSequential(TaskRunner.java:57)
>       at org.apache.hadoop.hive.ql.Driver.launchTask(Driver.java:1060)
>       at org.apache.hadoop.hive.ql.Driver.execute(Driver.java:897)
>       at org.apache.hadoop.hive.ql.Driver.run(Driver.java:745)
>       at
> org.apache.hadoop.hive.service.HiveServer$HiveServerHandler.execute(HiveServer.java:116)
>       at
> org.apache.hadoop.hive.service.ThriftHive$Processor$execute.process(ThriftHive.java:699)
>       at
> org.apache.hadoop.hive.service.ThriftHive$Processor.process(ThriftHive.java:677)
>       at
> org.apache.thrift.server.TThreadPoolServer$WorkerProcess.run(TThreadPoolServer.java:253)
>       at
> java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
>       at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
>       at java.lang.Thread.run(Thread.java:619)
>
> Any idea what I'm doing wrong?
>