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https://issues.apache.org/jira/browse/KYLIN-4279?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17047598#comment-17047598
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Shao Feng Shi commented on KYLIN-4279:
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Need to look into MR for error root cause.
> Mapreduce Exception when building cube at step 3
> ------------------------------------------------
>
> Key: KYLIN-4279
> URL: https://issues.apache.org/jira/browse/KYLIN-4279
> Project: Kylin
> Issue Type: Bug
> Components: Tools, Build and Test
> Affects Versions: v2.6.4
> Reporter: Kanivel
> Priority: Major
> Attachments: Screenshot from 2019-12-05 12-55-22.png, Screenshot from
> 2019-12-05 12-55-47.png
>
>
> I have setup hadoop multinode cluster through ambari .ambari running as
> master node and hive running in another aws instance.I have installed kylin
> in master node and configured hive instance in kylin.properties. I can create
> model,can create cube.But exception occur when build cube.Build fails at 3rd
> step.When I check logs it shows Mapreduce exception.2nd step also taking more
> time.I have 3 tables and each have 10 records.sales,customers,products.sales
> is a fact table.customers and products are dimesions table..Please look at
> the attached screenshots.
> The below error I got,
> org.apache.kylin.engine.mr.exception.MapReduceException: Counters: 13 Job
> Counters Failed map tasks=4 Killed reduce tasks=3 Launched map tasks=4 Other
> local map tasks=3 Data-local map tasks=1 Total time spent by all maps in
> occupied slots (ms)=194628 Total time spent by all reduces in occupied slots
> (ms)=0 Total time spent by all map tasks (ms)=27804 Total vcore-milliseconds
> taken by all map tasks=27804 Total megabyte-milliseconds taken by all map
> tasks=199299072 Map-Reduce Framework CPU time spent (ms)=0 Physical memory
> (bytes) snapshot=0 Virtual memory (bytes) snapshot=0 Job Diagnostics:Task
> failed task_1575385745059_0009_m_000000 Job failed as tasks failed.
> failedMaps:1 failedReduces:0 killedMaps:0 killedReduces: 0 Failure task
> Diagnostics: [2019-12-04 07:44:23.184]Exception from container-launch.
> Container id: container_e03_1575385745059_0009_01_000004 Exit code: 255
> [2019-12-04 07:44:23.186]Container exited with a non-zero exit code 255.
> Error file: prelaunch.err. Last 4096 bytes of prelaunch.err : Last 4096 bytes
> of stderr : [2019-12-04 07:44:23.186]Container exited with a non-zero exit
> code 255. Error file: prelaunch.err. Last 4096 bytes of prelaunch.err : Last
> 4096 bytes of stderr : at
> org.apache.kylin.engine.mr.common.MapReduceExecutable.doWork(MapReduceExecutable.java:173)
> at
> org.apache.kylin.job.execution.AbstractExecutable.execute(AbstractExecutable.java:167)
> at
> org.apache.kylin.job.execution.DefaultChainedExecutable.doWork(DefaultChainedExecutable.java:71)
> at
> org.apache.kylin.job.execution.AbstractExecutable.execute(AbstractExecutable.java:167)
> at
> org.apache.kylin.job.impl.threadpool.DefaultScheduler$JobRunner.run(DefaultScheduler.java:114)
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
> at java.lang.Thread.run(Thread.java:748)
>
>
>
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