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https://issues.apache.org/jira/browse/KYLIN-1590?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16118110#comment-16118110
]
Shaofeng SHI commented on KYLIN-1590:
-------------------------------------
Can we close this now? Kylin 1.6+ supports concurrent build/merge, such issue
doesn't exist any longer.
> 2 Kylin Steaming merge jobs of same time range triggered and failed
> --------------------------------------------------------------------
>
> Key: KYLIN-1590
> URL: https://issues.apache.org/jira/browse/KYLIN-1590
> Project: Kylin
> Issue Type: Bug
> Components: streaming
> Affects Versions: v1.4.0
> Reporter: qianqiaoneng
> Assignee: Zhong Yanghong
> Priority: Critical
>
> 2 issues:
> 1. Kylin allows 2 merge jobs with same time range running.
> 2. when 2 merge jobs with same time range are running on the same time, they
> mixed up metadata, always get the HTable not found error.
> Build Result of Job site_gmb - 20160415212000_20160415215000 - MERGE - PDT
> 2016-04-15 14:58:38
> Build Result: ERROR
> Job Engine: ***
> Cube Name: site_gmb
> Source Records Count: 0
> Start Time: Fri Apr 15 14:58:44 PDT 2016
> Duration: 2mins
> MR Waiting: 0mins
> Last Update Time: Fri Apr 15 15:01:42 PDT 2016
> Submitter: SYSTEM
> Error Log: org.apache.hadoop.hbase.TableNotFoundException: KYLIN_NB2J0SRADJ
> at
> org.apache.hadoop.hbase.client.ConnectionManager$HConnectionImplementation.locateRegionInMeta(ConnectionManager.java:1299)
> at
> org.apache.hadoop.hbase.client.ConnectionManager$HConnectionImplementation.locateRegion(ConnectionManager.java:1128)
> at
> org.apache.hadoop.hbase.client.ConnectionManager$HConnectionImplementation.locateRegion(ConnectionManager.java:1111)
> at
> org.apache.hadoop.hbase.client.ConnectionManager$HConnectionImplementation.locateRegion(ConnectionManager.java:1070)
> at org.apache.hadoop.hbase.client.HTable.finishSetup(HTable.java:347)
> at org.apache.hadoop.hbase.client.HTable.(HTable.java:201)
> at org.apache.hadoop.hbase.client.HTable.(HTable.java:159)
> at
> org.apache.kylin.storage.hbase.steps.CubeHFileJob.run(CubeHFileJob.java:87)
> at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:70)
> at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:84)
> at
> org.apache.kylin.engine.mr.common.MapReduceExecutable.doWork(MapReduceExecutable.java:118)
> at
> org.apache.kylin.job.execution.AbstractExecutable.execute(AbstractExecutable.java:105)
> at
> org.apache.kylin.job.execution.DefaultChainedExecutable.doWork(DefaultChainedExecutable.java:50)
> at
> org.apache.kylin.job.execution.AbstractExecutable.execute(AbstractExecutable.java:105)
> at
> org.apache.kylin.job.impl.threadpool.DefaultScheduler$JobRunner.run(DefaultScheduler.java:124)
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
> at java.lang.Thread.run(Thread.java:745)
> result code:2
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