Hi Hitesh Yes, objectRegistry returns NPE. I saw it is a inject static variable.
Regards! Chen On Thu, Jun 5, 2014 at 9:15 AM, Hitesh Shah <hit...@apache.org> wrote: > @Chen, this might be a bug in the tez local execution code. Can you confirm > that ObjectRegistryFactory::getObjectRegistry returns a non-null value? > > thanks > — Hitesh > > > On Wed, Jun 4, 2014 at 4:21 PM, Chen He <airb...@gmail.com> wrote: > > > I am using pig -x tez_local to test tez local mode and met following > > problems (use tutorial.jar) > > > > 2014-06-03 11:06:35,964 [pool-1-thread-1] INFO > > org.apache.hadoop.mapred.YarnTezDagChild - Running task, > > taskAttemptId=attempt_1401811588093_0000_1_05_000000_0 > > 2014-06-03 11:06:35,965 [pool-1-thread-1] ERROR > > org.apache.pig.backend.hadoop.executionengine.tez.PigProcessor - > > Encountered exception while processing: > > java.lang.NullPointerException > > at > > > > > org.apache.pig.backend.hadoop.executionengine.tez.ObjectCache.retrieve(ObjectCache.java:47) > > at > > > > > org.apache.pig.backend.hadoop.executionengine.tez.PigProcessor.collectSample(PigProcessor.java:307) > > at > > > > > org.apache.pig.backend.hadoop.executionengine.tez.PigProcessor.initializeInputs(PigProcessor.java:218) > > at > > > > > org.apache.pig.backend.hadoop.executionengine.tez.PigProcessor.run(PigProcessor.java:162) > > at > > > > > org.apache.tez.runtime.LogicalIOProcessorRuntimeTask.run(LogicalIOProcessorRuntimeTask.java:317) > > at > > org.apache.hadoop.mapred.YarnTezDagChild$3.run(YarnTezDagChild.java:602) > > at java.security.AccessController.doPrivileged(Native Method) > > at javax.security.auth.Subject.doAs(Subject.java:415) > > at > > > > > org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1491) > > at > > > org.apache.hadoop.mapred.YarnTezDagChild.pollTask(YarnTezDagChild.java:591) > > at > > > org.apache.hadoop.mapred.YarnTezDagChild.runTask(YarnTezDagChild.java:332) > > at > > > > > org.apache.tez.dag.app.launcher.LocalContainerLauncher$1.run(LocalContainerLauncher.java:250) > > at java.lang.Thread.run(Thread.java:744) > > at > > > > > java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) > > at > > > > > java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) > > at java.lang.Thread.run(Thread.java:744) > > > > code checking implies that the ObjectCache is trying to get something > from > > a Map but it is not there. > > But what is the purpose of using ObjectCache in PIG on TEZ? > > Why pig needs sampleVertex in the PigProcessor? > > > > Any reply will be appreciated. > > > > Regards! > > > > Chen > > >