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From 张绚 <...@czkj1010.com>
Subject StorageCleanup error
Date Mon, 03 Jul 2017 09:01:45 GMT
Hi
  My test hadoop storage is almost full, so I use StorageCleanupJob to clear the unused data,
but got the following error, please help analyze it and give me some suggestions, My kylin
has upgraded from 1.6 to 2.0 now. Thanks.

2017-07-03 16:33:36,111 DEBUG [main MetadataManager:384]: Loaded 36 SourceTable EXD(s)
2017-07-03 16:33:36,111 DEBUG [main MetadataManager:529]: Reloading DataModel from folder
kylin_metadata(key='/model_desc')@kylin_metadata@hbase
2017-07-03 16:33:36,184 ERROR [main MetadataManager:538]: Error to load DataModel at /model_desc/test_model.json
java.lang.IllegalStateException: Error to load /model_desc/test_model.json
	at org.apache.kylin.metadata.MetadataManager.reloadDataModelDescAt(MetadataManager.java:558)
	at org.apache.kylin.metadata.MetadataManager.reloadAllDataModel(MetadataManager.java:536)
	at org.apache.kylin.metadata.MetadataManager.init(MetadataManager.java:284)
	at org.apache.kylin.metadata.MetadataManager.<init>(MetadataManager.java:113)
	at org.apache.kylin.metadata.MetadataManager.getInstance(MetadataManager.java:83)
	at org.apache.kylin.job.dao.ExecutableDao.<init>(ExecutableDao.java:76)
	at org.apache.kylin.job.dao.ExecutableDao.getInstance(ExecutableDao.java:57)
	at org.apache.kylin.job.execution.ExecutableManager.<init>(ExecutableManager.java:55)
	at org.apache.kylin.job.execution.ExecutableManager.getInstance(ExecutableManager.java:64)
	at org.apache.kylin.storage.hbase.util.StorageCleanupJob.<clinit>(StorageCleanupJob.java:78)
Caused by: java.lang.IllegalArgumentException: Column not found by KYLIN_SALES.USER_ID
	at org.apache.kylin.metadata.model.DataModelDesc.findColumn(DataModelDesc.java:240)
	at org.apache.kylin.metadata.model.ModelDimensionDesc.init(ModelDimensionDesc.java:66)
	at org.apache.kylin.metadata.model.DataModelDesc.initDimensionsAndMetrics(DataModelDesc.java:381)
	at org.apache.kylin.metadata.model.DataModelDesc.init(DataModelDesc.java:302)
	at org.apache.kylin.metadata.MetadataManager.reloadDataModelDescAt(MetadataManager.java:554)
	... 9 more
2017-07-03 16:33:36,194 DEBUG [main MetadataManager:543]: Loaded 8 DataModel(s)
……

2017-07-03 16:33:43,335 INFO  [main StorageCleanupJob:283]: Checking table OK
2017-07-03 16:33:43,335 INFO  [main StorageCleanupJob:283]: Checking table Time taken: 1.566
seconds
2017-07-03 16:33:43,335 INFO  [main StorageCleanupJob:283]: Checking table OK
2017-07-03 16:33:43,335 INFO  [main StorageCleanupJob:283]: Checking table kylin_intermediate_cube_dim_order_one_6b1de133_a10b_4bb6_86a7_f249e6d0c418
Exception in thread "main" java.lang.RuntimeException: error execute org.apache.kylin.storage.hbase.util.StorageCleanupJob
	at org.apache.kylin.common.util.AbstractApplication.execute(AbstractApplication.java:42)
	at org.apache.kylin.storage.hbase.util.StorageCleanupJob.main(StorageCleanupJob.java:362)
Caused by: java.lang.NullPointerException
	at org.apache.kylin.common.util.ClassUtil.forRenamedClass(ClassUtil.java:84)
	at org.apache.kylin.common.util.ClassUtil.forName(ClassUtil.java:76)
	at org.apache.kylin.job.execution.ExecutableManager.parseTo(ExecutableManager.java:439)
	at org.apache.kylin.job.execution.ExecutableManager.getJob(ExecutableManager.java:129)
	at org.apache.kylin.storage.hbase.util.StorageCleanupJob.isTableInUse(StorageCleanupJob.java:347)
	at org.apache.kylin.storage.hbase.util.StorageCleanupJob.cleanUnusedIntermediateHiveTable(StorageCleanupJob.java:302)
	at org.apache.kylin.storage.hbase.util.StorageCleanupJob.execute(StorageCleanupJob.java:153)
	at org.apache.kylin.common.util.AbstractApplication.execute(AbstractApplication.java:37)
	... 1 more
2017-07-03 16:33:43,342 INFO  [Thread-0 ConnectionManager$HConnectionImplementation:2259]:
Closing master protocol: MasterService
2017-07-03 16:33:43,368 INFO  [Thread-0 ConnectionManager$HConnectionImplementation:1830]:
Closing zookeeper sessionid=0x25cbe7e555d9dc5
2017-07-03 16:33:43,371 INFO  [Thread-0 ZooKeeper:684]: Session: 0x25cbe7e555d9dc5 closed
2017-07-03 16:33:43,371 INFO  [main-EventThread ClientCnxn:512]: EventThread shut down

Best regards.


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