Hi, I have removed few conditions from my query then it just worked fine.
Also can someone tell me in which scenarios we throw " *IllegalReferenceCountException*" and how to handle it in different scenarios ? As i got this in another query and by removing some conditions it worked for me but when i execute that removed conditions alone in CTAS , it got executed successfully. Regards, *Anup Tiwari* On Wed, Dec 7, 2016 at 12:22 PM, Anup Tiwari <[email protected]> wrote: > Hi Team, > > I am getting below 2 error in my one of the query which was working fine > on 1.6, Please help me out in this:- > > 1. UserException: SYSTEM ERROR: IllegalReferenceCountException: refCnt: 0 > 2. SYSTEM ERROR: IOException: Failed to shutdown streamer > > Please find below query and its stack trace :- > > *Query :-* > > create table a_tt3_reg_login as > select sessionid, > > count(distinct (case when ((( event = 'e.a' and ajaxUrl like > '%/ab/pL%t=r%' ) or ( (Base64Conv(Response) like '%st%tr%' and > Base64Conv(Response) not like '%error%') and ajaxUrl like '%/sign/ter%' )) > OR ( event = 'e.a' and ajaxUrl like '%/player/ter/ter.htm%' and > Base64Conv(Response) like '%st%tr%ter%tr%') OR (id = '/ter/thyou.htm' and > url = '/pla/natlob.htm')) then sessionid end) ) as regs, > > count(distinct (case when ( ajaxUrl like '%/signup/poLo%t=log%' and event > = 'e.a' ) or ( event = 'e.a' and ajaxUrl like '%j_spring_security_check%' > and Base64Conv(Response) like '%st%tr%') then sessionid end) ) as login , > > count(distinct (case when ((ajaxUrl like > '/pl%/loadResponsePage.htm%fD=true&sta=yes%' > or ajaxUrl like '/pl%/loadResponsePage.htm%fD=true&sta=YES%') OR (ajaxUrl > like 'loadSuccessPage.do%fD=true&sta=yes%' or ajaxUrl like > 'loadSuccessPage.do%fD=true&sta=YES%')) then sessionid end) ) as fd , > > count(distinct (case when ((ajaxUrl like > '/pl%/loadResponsePage.htm%fD=false&sta=yes%' > or ajaxUrl like '/pl%/loadResponsePage.htm%fD=false&sta=YES%') OR > (ajaxUrl like 'loadSuccessPage.do%fD=false&sta=yes%' or ajaxUrl like > 'loadSuccessPage.do%fD=false&sta=YES%')) then sessionid end) ) as rd > > from > tt2 > group by sessionid; > Error: SYSTEM ERROR: IllegalReferenceCountException: refCnt: 0 > > Fragment 14:19 > > [Error Id: e4659753-f8d0-403c-9eec-0ff6f2e30dd9 on namenode:31010] > (state=,code=0) > > > *Stack Trace From Drillbit.log:-* > > [Error Id: e4659753-f8d0-403c-9eec-0ff6f2e30dd9 on namenode:31010] > org.apache.drill.common.exceptions.UserException: SYSTEM ERROR: > IllegalReferenceCountException: refCnt: 0 > > Fragment 14:19 > > [Error Id: e4659753-f8d0-403c-9eec-0ff6f2e30dd9 on namenode:31010] > at org.apache.drill.common.exceptions.UserException$ > Builder.build(UserException.java:543) ~[drill-common-1.9.0.jar:1.9.0] > at org.apache.drill.exec.work.fragment.FragmentExecutor. > sendFinalState(FragmentExecutor.java:293) [drill-java-exec-1.9.0.jar:1. > 9.0] > at org.apache.drill.exec.work.fragment.FragmentExecutor. > cleanup(FragmentExecutor.java:160) [drill-java-exec-1.9.0.jar:1.9.0] > at > org.apache.drill.exec.work.fragment.FragmentExecutor.run(FragmentExecutor.java:262) > [drill-java-exec-1.9.0.jar:1.9.0] > at > org.apache.drill.common.SelfCleaningRunnable.run(SelfCleaningRunnable.java:38) > [drill-common-1.9.0.jar:1.9.0] > at > java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) > [na:1.8.0_74] > at > java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) > [na:1.8.0_74] > at java.lang.Thread.run(Thread.java:745) [na:1.8.0_74] > Caused by: io.netty.util.IllegalReferenceCountException: refCnt: 0 > at > io.netty.buffer.AbstractByteBuf.ensureAccessible(AbstractByteBuf.java:1178) > ~[netty-buffer-4.0.27.Final.jar:4.0.27.Final] > at io.netty.buffer.DrillBuf.checkIndexD(DrillBuf.java:115) > ~[drill-memory-base-1.9.0.jar:4.0.27.Final] > at io.netty.buffer.DrillBuf.chk(DrillBuf.java:147) > ~[drill-memory-base-1.9.0.jar:4.0.27.Final] > at io.netty.buffer.DrillBuf.getByte(DrillBuf.java:775) > ~[drill-memory-base-1.9.0.jar:4.0.27.Final] > at org.apache.drill.exec.expr.fn.impl.CharSequenceWrapper. > isAscii(CharSequenceWrapper.java:143) ~[drill-java-exec-1.9.0.jar:1.9.0] > at org.apache.drill.exec.expr.fn.impl.CharSequenceWrapper. > setBuffer(CharSequenceWrapper.java:106) ~[drill-java-exec-1.9.0.jar:1.9.0] > at org.apache.drill.exec.test.generated.ProjectorGen980. > doEval(ProjectorTemplate.java:776) ~[na:na] > at org.apache.drill.exec.test.generated.ProjectorGen980. > projectRecords(ProjectorTemplate.java:62) ~[na:na] > at org.apache.drill.exec.physical.impl.project. > ProjectRecordBatch.doWork(ProjectRecordBatch.java:199) > ~[drill-java-exec-1.9.0.jar:1.9.0] > at org.apache.drill.exec.record.AbstractSingleRecordBatch. > innerNext(AbstractSingleRecordBatch.java:93) > ~[drill-java-exec-1.9.0.jar:1.9.0] > at org.apache.drill.exec.physical.impl.project. > ProjectRecordBatch.innerNext(ProjectRecordBatch.java:135) > ~[drill-java-exec-1.9.0.jar:1.9.0] > at > org.apache.drill.exec.record.AbstractRecordBatch.next(AbstractRecordBatch.java:162) > ~[drill-java-exec-1.9.0.jar:1.9.0] > at > org.apache.drill.exec.record.AbstractRecordBatch.next(AbstractRecordBatch.java:119) > ~[drill-java-exec-1.9.0.jar:1.9.0] > at org.apache.drill.exec.test.generated.HashAggregatorGen33. > doWork(HashAggTemplate.java:313) ~[na:na] > at org.apache.drill.exec.physical.impl.aggregate. > HashAggBatch.innerNext(HashAggBatch.java:144) > ~[drill-java-exec-1.9.0.jar:1.9.0] > at > org.apache.drill.exec.record.AbstractRecordBatch.next(AbstractRecordBatch.java:162) > ~[drill-java-exec-1.9.0.jar:1.9.0] > at > org.apache.drill.exec.record.AbstractRecordBatch.next(AbstractRecordBatch.java:119) > ~[drill-java-exec-1.9.0.jar:1.9.0] > at > org.apache.drill.exec.record.AbstractRecordBatch.next(AbstractRecordBatch.java:109) > ~[drill-java-exec-1.9.0.jar:1.9.0] > at org.apache.drill.exec.record.AbstractSingleRecordBatch. > innerNext(AbstractSingleRecordBatch.java:51) > ~[drill-java-exec-1.9.0.jar:1.9.0] > at org.apache.drill.exec.physical.impl.project. > ProjectRecordBatch.innerNext(ProjectRecordBatch.java:135) > ~[drill-java-exec-1.9.0.jar:1.9.0] > at > org.apache.drill.exec.record.AbstractRecordBatch.next(AbstractRecordBatch.java:162) > ~[drill-java-exec-1.9.0.jar:1.9.0] > at > org.apache.drill.exec.physical.impl.BaseRootExec.next(BaseRootExec.java:104) > ~[drill-java-exec-1.9.0.jar:1.9.0] > at org.apache.drill.exec.physical.impl.SingleSenderCreator$ > SingleSenderRootExec.innerNext(SingleSenderCreator.java:92) > ~[drill-java-exec-1.9.0.jar:1.9.0] > at > org.apache.drill.exec.physical.impl.BaseRootExec.next(BaseRootExec.java:94) > ~[drill-java-exec-1.9.0.jar:1.9.0] > at > org.apache.drill.exec.work.fragment.FragmentExecutor$1.run(FragmentExecutor.java:232) > ~[drill-java-exec-1.9.0.jar:1.9.0] > at > org.apache.drill.exec.work.fragment.FragmentExecutor$1.run(FragmentExecutor.java:226) > ~[drill-java-exec-1.9.0.jar:1.9.0] > at java.security.AccessController.doPrivileged(Native Method) > ~[na:1.8.0_74] > at javax.security.auth.Subject.doAs(Subject.java:422) > ~[na:1.8.0_74] > at org.apache.hadoop.security.UserGroupInformation.doAs( > UserGroupInformation.java:1657) ~[hadoop-common-2.7.1.jar:na] > at > org.apache.drill.exec.work.fragment.FragmentExecutor.run(FragmentExecutor.java:226) > [drill-java-exec-1.9.0.jar:1.9.0] > ... 4 common frames omitted > 2016-12-07 11:47:54,616 [CONTROL-rpc-event-queue] INFO > o.a.d.e.w.fragment.FragmentExecutor > - 27b85671-2a57-7d5f-18a5-680566b07067:2:1: State change requested > RUNNING --> CANCELLATION_REQUESTED > 2016-12-07 11:47:54,616 [CONTROL-rpc-event-queue] INFO > o.a.d.e.w.f.FragmentStatusReporter > - 27b85671-2a57-7d5f-18a5-680566b07067:2:1: State to report: > CANCELLATION_REQUESTED > 2016-12-07 11:47:54,617 [27b85671-2a57-7d5f-18a5-680566b07067:frag:2:1] > INFO o.a.d.e.w.fragment.FragmentExecutor - > 27b85671-2a57-7d5f-18a5-680566b07067:2:1: > State change requested CANCELLATION_REQUESTED --> FINISHED > 2016-12-07 11:47:54,617 [27b85671-2a57-7d5f-18a5-680566b07067:frag:2:1] > INFO o.a.d.e.w.f.FragmentStatusReporter - > 27b85671-2a57-7d5f-18a5-680566b07067:2:1: > State to report: CANCELLED > 2016-12-07 11:47:54,617 [CONTROL-rpc-event-queue] INFO > o.a.d.e.w.fragment.FragmentExecutor > - 27b85671-2a57-7d5f-18a5-680566b07067:7:1: State change requested > RUNNING --> CANCELLATION_REQUESTED > 2016-12-07 11:47:54,663 [CONTROL-rpc-event-queue] INFO > o.a.d.e.w.f.FragmentStatusReporter > - 27b85671-2a57-7d5f-18a5-680566b07067:7:1: State to report: > CANCELLATION_REQUESTED > 2016-12-07 11:47:54,664 [27b85671-2a57-7d5f-18a5-680566b07067:frag:7:1] > INFO o.a.d.e.w.fragment.FragmentExecutor - > 27b85671-2a57-7d5f-18a5-680566b07067:7:1: > State change requested CANCELLATION_REQUESTED --> FINISHED > 2016-12-07 11:47:54,722 [27b85671-2a57-7d5f-18a5-680566b07067:frag:7:1] > INFO o.a.d.e.w.f.FragmentStatusReporter - > 27b85671-2a57-7d5f-18a5-680566b07067:7:1: > State to report: CANCELLED > 2016-12-07 11:47:54,675 [CONTROL-rpc-event-queue] INFO > o.a.d.e.w.fragment.FragmentExecutor > - 27b85671-2a57-7d5f-18a5-680566b07067:7:5: State change requested > RUNNING --> CANCELLATION_REQUESTED > 2016-12-07 11:47:54,727 [CONTROL-rpc-event-queue] INFO > o.a.d.e.w.f.FragmentStatusReporter > - 27b85671-2a57-7d5f-18a5-680566b07067:7:5: State to report: > CANCELLATION_REQUESTED > 2016-12-07 11:47:54,727 [27b85671-2a57-7d5f-18a5-680566b07067:frag:7:5] > INFO o.a.d.e.w.fragment.FragmentExecutor - > 27b85671-2a57-7d5f-18a5-680566b07067:7:5: > State change requested CANCELLATION_REQUESTED --> FINISHED > 2016-12-07 11:47:54,727 [27b85671-2a57-7d5f-18a5-680566b07067:frag:7:5] > INFO o.a.d.e.w.f.FragmentStatusReporter - > 27b85671-2a57-7d5f-18a5-680566b07067:7:5: > State to report: CANCELLED > 2016-12-07 11:47:54,733 [CONTROL-rpc-event-queue] INFO > o.a.d.e.w.fragment.FragmentExecutor > - 27b85671-2a57-7d5f-18a5-680566b07067:7:9: State change requested > RUNNING --> CANCELLATION_REQUESTED > 2016-12-07 11:47:54,733 [CONTROL-rpc-event-queue] INFO > o.a.d.e.w.f.FragmentStatusReporter > - 27b85671-2a57-7d5f-18a5-680566b07067:7:9: State to report: > CANCELLATION_REQUESTED > 2016-12-07 11:47:54,733 [drill-executor-652] WARN > o.a.d.exec.rpc.control.WorkEventBus > - Fragment 27b85671-2a57-7d5f-18a5-680566b07067:2:1 not found in the work > bus. > 2016-12-07 11:47:54,734 [drill-executor-624] WARN > o.a.d.exec.rpc.control.WorkEventBus > - Fragment 27b85671-2a57-7d5f-18a5-680566b07067:7:5 not found in the work > bus. > 2016-12-07 11:47:54,734 [drill-executor-621] WARN > o.a.d.exec.rpc.control.WorkEventBus > - Fragment 27b85671-2a57-7d5f-18a5-680566b07067:7:1 not found in the work > bus. > 2016-12-07 11:47:54,780 [27b85671-2a57-7d5f-18a5-680566b07067:frag:7:9] > INFO o.a.d.e.w.fragment.FragmentExecutor - > 27b85671-2a57-7d5f-18a5-680566b07067:7:9: > State change requested CANCELLATION_REQUESTED --> FINISHED > 2016-12-07 11:47:54,780 [27b85671-2a57-7d5f-18a5-680566b07067:frag:7:9] > INFO o.a.d.e.w.f.FragmentStatusReporter - > 27b85671-2a57-7d5f-18a5-680566b07067:7:9: > State to report: CANCELLED > 2016-12-07 11:47:54,781 [drill-executor-625] WARN > o.a.d.exec.rpc.control.WorkEventBus > - Fragment 27b85671-2a57-7d5f-18a5-680566b07067:7:9 not found in the work > bus. > 2016-12-07 11:47:54,796 [CONTROL-rpc-event-queue] INFO > o.a.d.e.w.fragment.FragmentExecutor > - 27b85671-2a57-7d5f-18a5-680566b07067:7:13: State change requested > RUNNING --> CANCELLATION_REQUESTED > 2016-12-07 11:47:54,796 [CONTROL-rpc-event-queue] INFO > o.a.d.e.w.f.FragmentStatusReporter > - 27b85671-2a57-7d5f-18a5-680566b07067:7:13: State to report: > CANCELLATION_REQUESTED > 2016-12-07 11:47:54,796 [CONTROL-rpc-event-queue] INFO > o.a.d.e.w.f.FragmentStatusReporter > - 27b85671-2a57-7d5f-18a5-680566b07067:7:13: State to report: > CANCELLATION_REQUESTED > 2016-12-07 11:47:54,797 [27b85671-2a57-7d5f-18a5-680566b07067:frag:7:13] > INFO o.a.d.e.w.fragment.FragmentExecutor - > 27b85671-2a57-7d5f-18a5-680566b07067:7:13: > State change requested CANCELLATION_REQUESTED --> FINISHED > 2016-12-07 11:47:54,797 [CONTROL-rpc-event-queue] INFO > o.a.d.e.w.fragment.FragmentExecutor > - 27b85671-2a57-7d5f-18a5-680566b07067:7:17: State change requested > RUNNING --> CANCELLATION_REQUESTED > 2016-12-07 11:47:54,847 [27b85671-2a57-7d5f-18a5-680566b07067:frag:7:13] > INFO o.a.d.e.w.f.FragmentStatusReporter - > 27b85671-2a57-7d5f-18a5-680566b07067:7:13: > State to report: CANCELLED > 2016-12-07 11:47:54,847 [CONTROL-rpc-event-queue] INFO > o.a.d.e.w.f.FragmentStatusReporter > - 27b85671-2a57-7d5f-18a5-680566b07067:7:17: State to report: > CANCELLATION_REQUESTED > 2016-12-07 11:47:54,847 [drill-executor-626] WARN > o.a.d.exec.rpc.control.WorkEventBus > - Fragment 27b85671-2a57-7d5f-18a5-680566b07067:7:13 not found in the > work bus. > 2016-12-07 11:47:54,855 [CONTROL-rpc-event-queue] INFO > o.a.d.e.w.fragment.FragmentExecutor > - 27b85671-2a57-7d5f-18a5-680566b07067:7:21: State change requested > RUNNING --> CANCELLATION_REQUESTED > 2016-12-07 11:47:54,855 [CONTROL-rpc-event-queue] INFO > o.a.d.e.w.f.FragmentStatusReporter > - 27b85671-2a57-7d5f-18a5-680566b07067:7:21: State to report: > CANCELLATION_REQUESTED > 2016-12-07 11:47:54,855 [27b85671-2a57-7d5f-18a5-680566b07067:frag:7:17] > INFO o.a.d.e.w.fragment.FragmentExecutor - > 27b85671-2a57-7d5f-18a5-680566b07067:7:17: > State change requested CANCELLATION_REQUESTED --> FINISHED > 2016-12-07 11:47:54,855 [27b85671-2a57-7d5f-18a5-680566b07067:frag:7:17] > INFO o.a.d.e.w.f.FragmentStatusReporter - > 27b85671-2a57-7d5f-18a5-680566b07067:7:17: > State to report: CANCELLED > 2016-12-07 11:47:54,855 [drill-executor-628] WARN > o.a.d.exec.rpc.control.WorkEventBus > - Fragment 27b85671-2a57-7d5f-18a5-680566b07067:7:17 not found in the > work bus. > 2016-12-07 11:47:54,855 [27b85671-2a57-7d5f-18a5-680566b07067:frag:7:21] > INFO o.a.d.e.w.fragment.FragmentExecutor - > 27b85671-2a57-7d5f-18a5-680566b07067:7:21: > State change requested CANCELLATION_REQUESTED --> FINISHED > 2016-12-07 11:47:54,855 [27b85671-2a57-7d5f-18a5-680566b07067:frag:7:21] > INFO o.a.d.e.w.f.FragmentStatusReporter - > 27b85671-2a57-7d5f-18a5-680566b07067:7:21: > State to report: CANCELLED > 2016-12-07 11:47:54,856 [CONTROL-rpc-event-queue] INFO > o.a.d.e.w.fragment.FragmentExecutor > - 27b85671-2a57-7d5f-18a5-680566b07067:8:1: State change requested > RUNNING --> CANCELLATION_REQUESTED > 2016-12-07 11:47:54,856 [CONTROL-rpc-event-queue] INFO > o.a.d.e.w.f.FragmentStatusReporter > - 27b85671-2a57-7d5f-18a5-680566b07067:8:1: State to report: > CANCELLATION_REQUESTED > 2016-12-07 11:47:54,857 [27b85671-2a57-7d5f-18a5-680566b07067:frag:8:1] > INFO o.a.d.e.w.fragment.FragmentExecutor - > 27b85671-2a57-7d5f-18a5-680566b07067:8:1: > State change requested CANCELLATION_REQUESTED --> FINISHED > .... > > 2016-12-07 11:47:55,172 [27b85671-2a57-7d5f-18a5-680566b07067:frag:1:1] > INFO o.a.d.e.w.fragment.FragmentExecutor - > 27b85671-2a57-7d5f-18a5-680566b07067:1:1: > State change requested FAILED --> FINISHED > 2016-12-07 11:47:55,174 [27b85671-2a57-7d5f-18a5-680566b07067:frag:1:1] > ERROR o.a.d.e.w.fragment.FragmentExecutor - SYSTEM ERROR: IOException: > Failed to shutdown streamer > > Fragment 1:1 > > [Error Id: 594a2ba9-6e58-4602-861e-8333f4356752 on namenode:31010] > org.apache.drill.common.exceptions.UserException: SYSTEM ERROR: > IOException: Failed to shutdown streamer > > Fragment 1:1 > > [Error Id: 594a2ba9-6e58-4602-861e-8333f4356752 on namenode:31010] > at org.apache.drill.common.exceptions.UserException$ > Builder.build(UserException.java:543) ~[drill-common-1.9.0.jar:1.9.0] > at org.apache.drill.exec.work.fragment.FragmentExecutor. > sendFinalState(FragmentExecutor.java:293) [drill-java-exec-1.9.0.jar:1. > 9.0] > at org.apache.drill.exec.work.fragment.FragmentExecutor. > cleanup(FragmentExecutor.java:160) [drill-java-exec-1.9.0.jar:1.9.0] > at > org.apache.drill.exec.work.fragment.FragmentExecutor.run(FragmentExecutor.java:262) > [drill-java-exec-1.9.0.jar:1.9.0] > at > org.apache.drill.common.SelfCleaningRunnable.run(SelfCleaningRunnable.java:38) > [drill-common-1.9.0.jar:1.9.0] > at > java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) > [na:1.8.0_74] > at > java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) > [na:1.8.0_74] > at java.lang.Thread.run(Thread.java:745) [na:1.8.0_74] > Caused by: java.io.IOException: Failed to shutdown streamer > at > org.apache.hadoop.hdfs.DFSOutputStream.closeThreads(DFSOutputStream.java:2187) > ~[hadoop-hdfs-2.7.1.jar:na] > at > org.apache.hadoop.hdfs.DFSOutputStream.closeImpl(DFSOutputStream.java:2235) > ~[hadoop-hdfs-2.7.1.jar:na] > at > org.apache.hadoop.hdfs.DFSOutputStream.close(DFSOutputStream.java:2204) > ~[hadoop-hdfs-2.7.1.jar:na] > at > org.apache.hadoop.fs.FSDataOutputStream$PositionCache.close(FSDataOutputStream.java:72) > ~[hadoop-common-2.7.1.jar:na] > at > org.apache.hadoop.fs.FSDataOutputStream.close(FSDataOutputStream.java:106) > ~[hadoop-common-2.7.1.jar:na] > at org.apache.drill.exec.store.easy.json.JsonRecordWriter. > cleanup(JsonRecordWriter.java:246) ~[drill-java-exec-1.9.0.jar:1.9.0] > at org.apache.drill.exec.physical.impl. > WriterRecordBatch.closeWriter(WriterRecordBatch.java:180) > ~[drill-java-exec-1.9.0.jar:1.9.0] > at org.apache.drill.exec.physical.impl. > WriterRecordBatch.innerNext(WriterRecordBatch.java:128) > ~[drill-java-exec-1.9.0.jar:1.9.0] > at > org.apache.drill.exec.record.AbstractRecordBatch.next(AbstractRecordBatch.java:162) > ~[drill-java-exec-1.9.0.jar:1.9.0] > at > org.apache.drill.exec.physical.impl.BaseRootExec.next(BaseRootExec.java:104) > ~[drill-java-exec-1.9.0.jar:1.9.0] > at org.apache.drill.exec.physical.impl.SingleSenderCreator$ > SingleSenderRootExec.innerNext(SingleSenderCreator.java:92) > ~[drill-java-exec-1.9.0.jar:1.9.0] > at > org.apache.drill.exec.physical.impl.BaseRootExec.next(BaseRootExec.java:94) > ~[drill-java-exec-1.9.0.jar:1.9.0] > at > org.apache.drill.exec.work.fragment.FragmentExecutor$1.run(FragmentExecutor.java:232) > ~[drill-java-exec-1.9.0.jar:1.9.0] > at > org.apache.drill.exec.work.fragment.FragmentExecutor$1.run(FragmentExecutor.java:226) > ~[drill-java-exec-1.9.0.jar:1.9.0] > at java.security.AccessController.doPrivileged(Native Method) > ~[na:1.8.0_74] > at javax.security.auth.Subject.doAs(Subject.java:422) > ~[na:1.8.0_74] > at org.apache.hadoop.security.UserGroupInformation.doAs( > UserGroupInformation.java:1657) ~[hadoop-common-2.7.1.jar:na] > at > org.apache.drill.exec.work.fragment.FragmentExecutor.run(FragmentExecutor.java:226) > [drill-java-exec-1.9.0.jar:1.9.0] > ... 4 common frames omitted > > > Regards, > *Anup Tiwari* >
