Hi All - when I'm trying to build a new cube I'm reaching the
aforementioned step of the pipeline and constantly getting the following
null pointer exception.
This happens during a reduce task building a cube from a table containing
5*10^6 rows .
The same cube from a table with 1000 rows is building successfully.
Do you have any idea what might be here the problem?
[pool-7-thread-10]:[2015-04-03
10:02:30,630][ERROR][org.apache.kylin.job.common.HadoopCmdOutput.updateJobCounter(HadoopCmdOutput.java:100)]
- org.apache.hadoop.ipc.RemoteException(java.lang.
NullPointerException): java.lang.NullPointerException
at
org.apache.hadoop.mapreduce.v2.hs.HistoryClientService$HSClientProtocolHandler.getCounters(HistoryClientService.java:228)
at
org.apache.hadoop.mapreduce.v2.api.impl.pb.service.MRClientProtocolPBServiceImpl.getCounters(MRClientProtocolPBServiceImpl.java:159)
at
org.apache.hadoop.yarn.proto.MRClientProtocol$MRClientProtocolService$2.callBlockingMethod(MRClientProtocol.java:281)
at
org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:585)
at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:928)
at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2013)
at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2009)
at java.security.AccessController.doPrivileged(Native Method)
at javax.security.auth.Subject.doAs(Subject.java:415)
at
org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1594)
at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2007)
java.io.IOException:
org.apache.hadoop.ipc.RemoteException(java.lang.NullPointerException):
java.lang.NullPointerException
at
org.apache.hadoop.mapreduce.v2.hs.HistoryClientService$HSClientProtocolHandler.getCounters(HistoryClientService.java:228)
at
org.apache.hadoop.mapreduce.v2.api.impl.pb.service.MRClientProtocolPBServiceImpl.getCounters(MRClientProtocolPBServiceImpl.java:159)
at
org.apache.hadoop.yarn.proto.MRClientProtocol$MRClientProtocolService$2.callBlockingMethod(MRClientProtocol.java:281)
at
org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:585)
at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:928)
at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2013)
at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2009)
at java.security.AccessController.doPrivileged(Native Method)
at javax.security.auth.Subject.doAs(Subject.java:415)
at
org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1594)
at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2007)
at
org.apache.hadoop.mapred.ClientServiceDelegate.invoke(ClientServiceDelegate.java:334)
at
org.apache.hadoop.mapred.ClientServiceDelegate.getJobCounters(ClientServiceDelegate.java:371)
at
org.apache.hadoop.mapred.YARNRunner.getJobCounters(YARNRunner.java:521)
at org.apache.hadoop.mapreduce.Job$7.run(Job.java:756)
at org.apache.hadoop.mapreduce.Job$7.run(Job.java:753)
at java.security.AccessController.doPrivileged(Native Method)
at javax.security.auth.Subject.doAs(Subject.java:415)
at
org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1594)
at org.apache.hadoop.mapreduce.Job.getCounters(Job.java:753)
at
org.apache.kylin.job.common.HadoopCmdOutput.updateJobCounter(HadoopCmdOutput.java:86)
at
org.apache.kylin.job.common.MapReduceExecutable.doWork(MapReduceExecutable.java:144)
at
org.apache.kylin.job.execution.AbstractExecutable.execute(AbstractExecutable.java:107)
at
org.apache.kylin.job.execution.DefaultChainedExecutable.doWork(DefaultChainedExecutable.java:50)
at
org.apache.kylin.job.execution.AbstractExecutable.execute(AbstractExecutable.java:107)
at
org.apache.kylin.job.impl.threadpool.DefaultScheduler$JobRunner.run(DefaultScheduler.java:132)
at
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
at java.lang.Thread.run(Thread.java:745)
Caused by:
org.apache.hadoop.ipc.RemoteException(java.lang.NullPointerException):
java.lang.NullPointerException
at
org.apache.hadoop.mapreduce.v2.hs.HistoryClientService$HSClientProtocolHandler.getCounters(HistoryClientService.java:228)
at
org.apache.hadoop.mapreduce.v2.api.impl.pb.service.MRClientProtocolPBServiceImpl.getCounters(MRClientProtocolPBServiceImpl.java:159)
at
org.apache.hadoop.yarn.proto.MRClientProtocol$MRClientProtocolService$2.callBlockingMethod(MRClientProtocol.java:281)
at
org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:585)
at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:928)
at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2013)
at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2009)
at java.security.AccessController.doPrivileged(Native Method)
at javax.security.auth.Subject.doAs(Subject.java:415)
at
org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1594)
at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2007)
at org.apache.hadoop.ipc.Client.call(Client.java:1410)
at org.apache.hadoop.ipc.Client.call(Client.java:1363)
at
org.apache.hadoop.ipc.ProtobufRpcEngine$Invoker.invoke(ProtobufRpcEngine.java:206)
at com.sun.proxy.$Proxy64.getCounters(Unknown Source)
at
org.apache.hadoop.mapreduce.v2.api.impl.pb.client.MRClientProtocolPBClientImpl.getCounters(MRClientProtocolPBClientImpl.java:166)
at sun.reflect.GeneratedMethodAccessor136.invoke(Unknown Source)
at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:606)
at
org.apache.hadoop.mapred.ClientServiceDelegate.invoke(ClientServiceDelegate.java:320)
... 17 more