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Zhong Yanghong commented on KYLIN-1590: --------------------------------------- >From the server running merge jobs, there's a lock. How does feasible to allow >2 merge jobs with the same time range running. > 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 -- This message was sent by Atlassian JIRA (v6.3.4#6332)