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https://issues.apache.org/jira/browse/FLINK-19633?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Jark Wu reassigned FLINK-19633:
-------------------------------
Assignee: dalongliu
> Fix ArrayIndexOutOfBoundsException in RetractableTopNFunction
> -------------------------------------------------------------
>
> Key: FLINK-19633
> URL: https://issues.apache.org/jira/browse/FLINK-19633
> Project: Flink
> Issue Type: Improvement
> Components: Table SQL / Planner
> Reporter: dalongliu
> Assignee: dalongliu
> Priority: Major
>
> This is reported in Dingtalk group by user. Like FLINK-17625
> We should check list is not empty before get the element in
> RetractableTopNFunction#processElementWithoutRowNumber.
> {code:java}
> java.lang.ArrayIndexOutOfBoundsException: -1
> at java.util.ArrayList.elementData(ArrayList.java:422) ~[?:1.8.0_232]
> at java.util.ArrayList.get(ArrayList.java:435) ~[?:1.8.0_232]
> at
> org.apache.flink.table.runtime.operators.rank.RetractableTopNFunction.retractRecordWithoutRowNumber(RetractableTopNFunction.java:410)
> ~[flink-table-blink_2.11-1.11.1.jar:1.11.1]
> at
> org.apache.flink.table.runtime.operators.rank.RetractableTopNFunction.processElement(RetractableTopNFunction.java:165)
> ~[flink-table-blink_2.11-1.11.1.jar:1.11.1]
> at
> org.apache.flink.table.runtime.operators.rank.RetractableTopNFunction.processElement(RetractableTopNFunction.java:57)
> ~[flink-table-blink_2.11-1.11.1.jar:1.11.1]
> at
> org.apache.flink.streaming.api.operators.KeyedProcessOperator.processElement(KeyedProcessOperator.java:85)
> ~[flink-dist_2.11-1.11.1.jar:1.11.1]
> at
> org.apache.flink.streaming.runtime.tasks.OneInputStreamTask$StreamTaskNetworkOutput.emitRecord(OneInputStreamTask.java:161)
> ~[flink-dist_2.11-1.11.1.jar:1.11.1]
> at
> org.apache.flink.streaming.runtime.io.StreamTaskNetworkInput.processElement(StreamTaskNetworkInput.java:178)
> ~[flink-dist_2.11-1.11.1.jar:1.11.1]
> at
> org.apache.flink.streaming.runtime.io.StreamTaskNetworkInput.emitNext(StreamTaskNetworkInput.java:153)
> ~[flink-dist_2.11-1.11.1.jar:1.11.1]
> at
> org.apache.flink.streaming.runtime.io.StreamOneInputProcessor.processInput(StreamOneInputProcessor.java:67)
> ~[flink-dist_2.11-1.11.1.jar:1.11.1]
> at
> org.apache.flink.streaming.runtime.tasks.StreamTask.processInput(StreamTask.java:345)
> ~[flink-dist_2.11-1.11.1.jar:1.11.1]
> at
> org.apache.flink.streaming.runtime.tasks.mailbox.MailboxProcessor.runMailboxStep(MailboxProcessor.java:191)
> ~[flink-dist_2.11-1.11.1.jar:1.11.1]
> at
> org.apache.flink.streaming.runtime.tasks.mailbox.MailboxProcessor.runMailboxLoop(MailboxProcessor.java:181)
> ~[flink-dist_2.11-1.11.1.jar:1.11.1]
> at
> org.apache.flink.streaming.runtime.tasks.StreamTask.runMailboxLoop(StreamTask.java:558)
> ~[flink-dist_2.11-1.11.1.jar:1.11.1]
> at
> org.apache.flink.streaming.runtime.tasks.StreamTask.invoke(StreamTask.java:530)
> ~[flink-dist_2.11-1.11.1.jar:1.11.1]
> at org.apache.flink.runtime.taskmanager.Task.doRun(Task.java:721)
> ~[flink-dist_2.11-1.11.1.jar:1.11.1]
> at org.apache.flink.runtime.taskmanager.Task.run(Task.java:546)
> ~[flink-dist_2.11-1.11.1.jar:1.11.1]
> at java.lang.Thread.run(Thread.java:748) ~[?:1.8.0_232]
> .text-only,.text-card-text{white-space: pre;}.rich-text-paragraph{min-height:
> 15px;}2020-10-14 11:52:03,624 INFO
> org.apache.flink.runtime.executiongraph.failover.flip1.RestartPipelinedRegionFailoverStrategy
> [] - Calculating tasks to restart to recover the failed task
> 90bea66de1c231edf33913ecd54406c1_1.
> 2020-10-14 11:52:03,625 INFO
> org.apache.flink.runtime.executiongraph.failover.flip1.RestartPipelinedRegionFailoverStrategy
> [] - 9 tasks should be restarted to recover the failed task
> 90bea66de1c231edf33913ecd54406c1_1.
> 2020-10-14 11:52:03,626 INFO
> org.apache.flink.runtime.executiongraph.ExecutionGraph [] - Job
> default: select t2.*
> from
> (
> select user_id
> ,level_id
> ,unit_id
> ,correct_status,utime
> ,row_number() over(partition by user_id,level_id,unit_id
> order by utime desc) as rn
> from flink_test.binlog_homework_homework_math
> )t2
> where t2.rn=1 (c44be2cec7a1da1d9007df32aed97be3) switched from state
> RUNNING to FAILING.
> org.apache.flink.runtime.JobException: Recovery is suppressed by
> NoRestartBackoffTimeStrategy
> at
> org.apache.flink.runtime.executiongraph.failover.flip1.ExecutionFailureHandler.handleFailure(ExecutionFailureHandler.java:116)
> ~[flink-dist_2.11-1.11.1.jar:1.11.1]
> at
> org.apache.flink.runtime.executiongraph.failover.flip1.ExecutionFailureHandler.getFailureHandlingResult(ExecutionFailureHandler.java:78)
> ~[flink-dist_2.11-1.11.1.jar:1.11.1]
> at
> org.apache.flink.runtime.scheduler.DefaultScheduler.handleTaskFailure(DefaultScheduler.java:192)
> ~[flink-dist_2.11-1.11.1.jar:1.11.1]
> at
> org.apache.flink.runtime.scheduler.DefaultScheduler.maybeHandleTaskFailure(DefaultScheduler.java:185)
> ~[flink-dist_2.11-1.11.1.jar:1.11.1]
> at
> org.apache.flink.runtime.scheduler.DefaultScheduler.updateTaskExecutionStateInternal(DefaultScheduler.java:179)
> ~[flink-dist_2.11-1.11.1.jar:1.11.1]
> at
> org.apache.flink.runtime.scheduler.SchedulerBase.updateTaskExecutionState(SchedulerBase.java:503)
> ~[flink-dist_2.11-1.11.1.jar:1.11.1]
> at
> org.apache.flink.runtime.jobmaster.JobMaster.updateTaskExecutionState(JobMaster.java:386)
> ~[flink-dist_2.11-1.11.1.jar:1.11.1]
> {code}
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