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https://issues.apache.org/jira/browse/KYLIN-3219?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Billy Liu updated KYLIN-3219:
-----------------------------
Summary: Fix NPE when updating metrics during Spark CubingJob (was: Fix
NPE in CubingJob)
> Fix NPE when updating metrics during Spark CubingJob
> ----------------------------------------------------
>
> Key: KYLIN-3219
> URL: https://issues.apache.org/jira/browse/KYLIN-3219
> Project: Kylin
> Issue Type: Bug
> Components: Job Engine
> Affects Versions: v2.3.0
> Reporter: Peng Xing
> Assignee: Peng Xing
> Priority: Minor
> Fix For: v2.3.0
>
> Attachments: 0001-KYLIN-3219.patch
>
>
> When using spark engine, there is no 'Build Cube In-Mem' step task,
> 'getTaskByName(ExecutableConstants.STEP_NAME_BUILD_IN_MEM_CUBE).getDuration()'
> will get NullPointerException
> error log:
> java.lang.NullPointerException
> at org.apache.kylin.engine.mr.CubingJob.updateMetrics(CubingJob.java:284)
> at org.apache.kylin.engine.mr.CubingJob.onStatusChange(CubingJob.java:272)
> at
> org.apache.kylin.job.execution.DefaultChainedExecutable.onExecuteFinished(DefaultChainedExecutable.java:132)
> at org.apache.kylin.engine.mr.CubingJob.onExecuteFinished(CubingJob.java:266)
> at
> org.apache.kylin.job.execution.AbstractExecutable.onExecuteFinishedWithRetry(AbstractExecutable.java:98)
> at
> org.apache.kylin.job.execution.AbstractExecutable.execute(AbstractExecutable.java:175)
> at
> org.apache.kylin.job.impl.threadpool.DefaultScheduler$JobRunner.run(DefaultScheduler.java:300)
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1152)
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:622)
> at java.lang.Thread.run(Thread.java:745)
> 2018-01-31 18:15:20,443 ERROR [pool-11-thread-10]
> threadpool.DefaultScheduler:302 : ExecuteException
> job:693e2cd6-c7e7-4ed9-b1d6-e7ad86f5c501
> org.apache.kylin.job.exception.ExecuteException:
> java.lang.NullPointerException
> at
> org.apache.kylin.job.execution.AbstractExecutable.execute(AbstractExecutable.java:179)
> at
> org.apache.kylin.job.impl.threadpool.DefaultScheduler$JobRunner.run(DefaultScheduler.java:300)
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1152)
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:622)
> at java.lang.Thread.run(Thread.java:745)
> Caused by: java.lang.NullPointerException
> at org.apache.kylin.engine.mr.CubingJob.updateMetrics(CubingJob.java:284)
> at org.apache.kylin.engine.mr.CubingJob.onStatusChange(CubingJob.java:272)
> at
> org.apache.kylin.job.execution.DefaultChainedExecutable.onExecuteFinished(DefaultChainedExecutable.java:132)
> at org.apache.kylin.engine.mr.CubingJob.onExecuteFinished(CubingJob.java:266)
> at
> org.apache.kylin.job.execution.AbstractExecutable.onExecuteFinishedWithRetry(AbstractExecutable.java:98)
> at
> org.apache.kylin.job.execution.AbstractExecutable.execute(AbstractExecutable.java:175)
> ... 4 more
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