[jira] [Created] (KYLIN-3885) Build dimension dictionary job costs too long when using Spark fact distinct

["Liu Shaohui (JIRA)" <ji...@apache.org>]

Liu Shaohui created KYLIN-3885:
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             Summary: Build dimension dictionary job costs too long when using Spark fact distinct
                 Key: KYLIN-3885
                 URL: https://issues.apache.org/jira/browse/KYLIN-3885
             Project: Kylin
          Issue Type: Bug
            Reporter: Liu Shaohui


Build dimension dictionary job costs less than 20 minutes when using mapreduce fact distinct,but but it costs more than 3 hours when using spark fact distinct.
{code:java}
"Scheduler 542945608 Job 05c62aca-853f-396e-9653-f20c9ebd8ebc-329" #329 prio=5 os_prio=0 tid=0x00007f312109c800 nid=0x2dc0b in Object.wait() [0x00007f30d8d24000]
   java.lang.Thread.State: WAITING (on object monitor)
        at java.lang.Object.wait(Native Method)
        at java.lang.Object.wait(Object.java:502)
        at org.apache.hadoop.ipc.Client.call(Client.java:1482)
        - locked <0x00000005c3110fc0> (a org.apache.hadoop.ipc.Client$Call)
        at org.apache.hadoop.ipc.Client.call(Client.java:1427)
        at org.apache.hadoop.ipc.ProtobufRpcEngine$Invoker.invoke(ProtobufRpcEngine.java:232)
        at com.sun.proxy.$Proxy33.delete(Unknown Source)
        at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolTranslatorPB.delete(ClientNamenodeProtocolTranslatorPB.java:573)
        at sun.reflect.GeneratedMethodAccessor193.invoke(Unknown Source)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:498)
        at org.apache.hadoop.io.retry.RetryInvocationHandler.invokeMethod(RetryInvocationHandler.java:249)
        at org.apache.hadoop.io.retry.RetryInvocationHandler.invoke(RetryInvocationHandler.java:107)
        at com.sun.proxy.$Proxy34.delete(Unknown Source)
        at org.apache.hadoop.hdfs.DFSClient.delete(DFSClient.java:2057)
        at org.apache.hadoop.hdfs.DistributedFileSystem$13.doCall(DistributedFileSystem.java:682)
        at org.apache.hadoop.hdfs.DistributedFileSystem$13.doCall(DistributedFileSystem.java:675)
        at org.apache.hadoop.fs.FileSystemLinkResolver.resolve(FileSystemLinkResolver.java:81)
        at org.apache.hadoop.hdfs.DistributedFileSystem.delete(DistributedFileSystem.java:696)
        at org.apache.hadoop.fs.FilterFileSystem.delete(FilterFileSystem.java:232)
        at org.apache.hadoop.fs.viewfs.ChRootedFileSystem.delete(ChRootedFileSystem.java:198)
        at org.apache.hadoop.fs.viewfs.ViewFileSystem.delete(ViewFileSystem.java:334)
        at org.apache.hadoop.hdfs.FederatedDFSFileSystem.delete(FederatedDFSFileSystem.java:232)
        at org.apache.kylin.dict.global.GlobalDictHDFSStore.deleteSlice(GlobalDictHDFSStore.java:211)
        at org.apache.kylin.dict.global.AppendTrieDictionaryBuilder.flushCurrentNode(AppendTrieDictionaryBuilder.java:137)
        at org.apache.kylin.dict.global.AppendTrieDictionaryBuilder.addValue(AppendTrieDictionaryBuilder.java:97)
        at org.apache.kylin.dict.GlobalDictionaryBuilder.addValue(GlobalDictionaryBuilder.java:85)
        at org.apache.kylin.dict.DictionaryGenerator.buildDictionary(DictionaryGenerator.java:82)
        at org.apache.kylin.dict.DictionaryManager.buildDictFromReadableTable(DictionaryManager.java:303)
        at org.apache.kylin.dict.DictionaryManager.buildDictionary(DictionaryManager.java:290)
        at org.apache.kylin.cube.CubeManager$DictionaryAssist.buildDictionary(CubeManager.java:1043)
        at org.apache.kylin.cube.CubeManager.buildDictionary(CubeManager.java:1012)
        at org.apache.kylin.cube.cli.DictionaryGeneratorCLI.processSegment(DictionaryGeneratorCLI.java:72)
        at org.apache.kylin.cube.cli.DictionaryGeneratorCLI.processSegment(DictionaryGeneratorCLI.java:50)
        at org.apache.kylin.engine.mr.steps.CreateDictionaryJob.run(CreateDictionaryJob.java:73)
        at org.apache.kylin.engine.mr.MRUtil.runMRJob(MRUtil.java:92)
        at org.apache.kylin.engine.mr.common.HadoopShellExecutable.doWork(HadoopShellExecutable.java:63)
        at org.apache.kylin.job.execution.AbstractExecutable.execute(AbstractExecutable.java:178)
        at org.apache.kylin.job.execution.DefaultChainedExecutable.doWork(DefaultChainedExecutable.java:71)
        at org.apache.kylin.job.execution.AbstractExecutable.execute(AbstractExecutable.java:178)
        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){code}



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