[ 
https://issues.apache.org/jira/browse/ASTERIXDB-1961?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16066762#comment-16066762
 ] 

ASF subversion and git services commented on ASTERIXDB-1961:
------------------------------------------------------------

Commit 54384a377e3870310a462758ddda3d6f799972b7 in asterixdb's branch 
refs/heads/master from [~mhubail]
[ https://git-wip-us.apache.org/repos/asf?p=asterixdb.git;h=54384a3 ]

[ASTERIXDB-1961][IDX] Prevent NPE in cursor during cancellation

- user model changes: no
- interface changes: no
- storage format changes: no

Details:
- Prevent NPE in cursor when an interruption happens during
cursors initialization.
- Keep track of interruption stack trace to help in diagnosing
future similar issues.

Change-Id: I6937d14bc79d6583bb62c1d7b726ab0f26a59d79
Reviewed-on: https://asterix-gerrit.ics.uci.edu/1856
Reviewed-by: abdullah alamoudi <bamou...@gmail.com>
Tested-by: Jenkins <jenk...@fulliautomatix.ics.uci.edu>
Integration-Tests: Jenkins <jenk...@fulliautomatix.ics.uci.edu>
BAD: Jenkins <jenk...@fulliautomatix.ics.uci.edu>
Reviewed-by: Yingyi Bu <buyin...@gmail.com>


> NPE from query after query cancellation
> ---------------------------------------
>
>                 Key: ASTERIXDB-1961
>                 URL: https://issues.apache.org/jira/browse/ASTERIXDB-1961
>             Project: Apache AsterixDB
>          Issue Type: Bug
>          Components: IDX - Indexes
>            Reporter: Murtadha Hubail
>            Assignee: Murtadha Hubail
>
> After query cancellation, NPE trace from a query:
> {noformat}
> org.apache.hyracks.api.exceptions.HyracksDataException: 
> java.util.concurrent.ExecutionException: 
> org.apache.hyracks.api.exceptions.HyracksDataException: 
> java.lang.NullPointerException
> at 
> org.apache.hyracks.api.exceptions.HyracksDataException.create(HyracksDataException.java:50)
>  ~[hyracks-api-0.3.1-SNAPSHOT.jar:0.3.1-SNAPSHOT]
> at 
> org.apache.hyracks.control.common.utils.ExceptionUtils.setNodeIds(ExceptionUtils.java:62)
>  ~[hyracks-control-common-0.3.1-SNAPSHOT.jar:0.3.1-SNAPSHOT]
> at org.apache.hyracks.control.nc.Task.run(Task.java:330) 
> ~[hyracks-control-nc-0.3.1-SNAPSHOT.jar:0.3.1-SNAPSHOT]
> at 
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
>  [?:1.8.0_121]
> at 
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
>  [?:1.8.0_121]
> at java.lang.Thread.run(Thread.java:745) [?:1.8.0_121]
> Caused by: java.util.concurrent.ExecutionException: 
> org.apache.hyracks.api.exceptions.HyracksDataException: 
> java.lang.NullPointerException
> at java.util.concurrent.FutureTask.report(FutureTask.java:122) ~[?:1.8.0_121]
> at java.util.concurrent.FutureTask.get(FutureTask.java:192) [?:1.8.0_121]
> at 
> org.apache.hyracks.api.rewriter.runtime.SuperActivityOperatorNodePushable.runInParallel(SuperActivityOperatorNodePushable.java:222)
>  ~[hyracks-api-0.3.1-SNAPSHOT.jar:0.3.1-SNAPSHOT]
> at 
> org.apache.hyracks.api.rewriter.runtime.SuperActivityOperatorNodePushable.initialize(SuperActivityOperatorNodePushable.java:84)
>  ~[hyracks-api-0.3.1-SNAPSHOT.jar:0.3.1-SNAPSHOT]
> at org.apache.hyracks.control.nc.Task.run(Task.java:273) 
> ~[hyracks-control-nc-0.3.1-SNAPSHOT.jar:0.3.1-SNAPSHOT]
> ... 3 more
> Caused by: org.apache.hyracks.api.exceptions.HyracksDataException: 
> java.lang.NullPointerException
> at 
> org.apache.hyracks.storage.am.common.dataflow.IndexSearchOperatorNodePushable.close(IndexSearchOperatorNodePushable.java:214)
>  ~[hyracks-storage-am-common-0.3.1-SNAPSHOT.jar:0.3.1-SNAPSHOT]
> at 
> org.apache.hyracks.algebricks.runtime.operators.std.EmptyTupleSourceRuntimeFactory$1.close(EmptyTupleSourceRuntimeFactory.java:60)
>  ~[algebricks-runtime-0.3.1-SNAPSHOT.jar:0.3.1-SNAPSHOT]
> at 
> org.apache.hyracks.algebricks.runtime.operators.meta.AlgebricksMetaOperatorDescriptor$1.initialize(AlgebricksMetaOperatorDescriptor.java:106)
>  ~[algebricks-runtime-0.3.1-SNAPSHOT.jar:0.3.1-SNAPSHOT]
> at 
> org.apache.hyracks.api.rewriter.runtime.SuperActivityOperatorNodePushable.lambda$initialize$0(SuperActivityOperatorNodePushable.java:86)
>  ~[hyracks-api-0.3.1-SNAPSHOT.jar:0.3.1-SNAPSHOT]
> at 
> org.apache.hyracks.api.rewriter.runtime.SuperActivityOperatorNodePushable.lambda$runInParallel$2(SuperActivityOperatorNodePushable.java:216)
>  ~[hyracks-api-0.3.1-SNAPSHOT.jar:0.3.1-SNAPSHOT]
> at java.util.concurrent.FutureTask.run(FutureTask.java:266) ~[?:1.8.0_121]
> ... 3 more
> Caused by: java.lang.NullPointerException
> at 
> org.apache.hyracks.storage.am.lsm.common.impls.LSMIndexSearchCursor.close(LSMIndexSearchCursor.java:148)
>  ~[hyracks-storage-am-lsm-common-0.3.1-SNAPSHOT.jar:0.3.1-SNAPSHOT]
> at 
> org.apache.hyracks.storage.am.lsm.btree.impls.LSMBTreeSearchCursor.close(LSMBTreeSearchCursor.java:97)
>  ~[hyracks-storage-am-lsm-btree-0.3.1-SNAPSHOT.jar:0.3.1-SNAPSHOT]
> at 
> org.apache.hyracks.storage.am.common.dataflow.IndexSearchOperatorNodePushable.close(IndexSearchOperatorNodePushable.java:211)
>  ~[hyracks-storage-am-common-0.3.1-SNAPSHOT.jar:0.3.1-SNAPSHOT]
> at 
> org.apache.hyracks.algebricks.runtime.operators.std.EmptyTupleSourceRuntimeFactory$1.close(EmptyTupleSourceRuntimeFactory.java:60)
>  ~[algebricks-runtime-0.3.1-SNAPSHOT.jar:0.3.1-SNAPSHOT]
> at 
> org.apache.hyracks.algebricks.runtime.operators.meta.AlgebricksMetaOperatorDescriptor$1.initialize(AlgebricksMetaOperatorDescriptor.java:106)
>  ~[algebricks-runtime-0.3.1-SNAPSHOT.jar:0.3.1-SNAPSHOT]
> at 
> org.apache.hyracks.api.rewriter.runtime.SuperActivityOperatorNodePushable.lambda$initialize$0(SuperActivityOperatorNodePushable.java:86)
>  ~[hyracks-api-0.3.1-SNAPSHOT.jar:0.3.1-SNAPSHOT]
> at 
> org.apache.hyracks.api.rewriter.runtime.SuperActivityOperatorNodePushable.lambda$runInParallel$2(SuperActivityOperatorNodePushable.java:216)
>  ~[hyracks-api-0.3.1-SNAPSHOT.jar:0.3.1-SNAPSHOT]
> at java.util.concurrent.FutureTask.run(FutureTask.java:266) ~[?:1.8.0_121]
> {noformat}



--
This message was sent by Atlassian JIRA
(v6.4.14#64029)

Reply via email to