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https://reviews.apache.org/r/72469/
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Review request for hive, Denys Kuzmenko and Peter Vary.


Repository: hive-git


Description
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Consolidate different metastore housekeeper threads into one, move cleaner 
methods out of compactor initiator. 
Create separate txn cleaner service which will need to run more frequently.


Diffs
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  common/src/java/org/apache/hadoop/hive/conf/HiveConf.java 829791e0a9 
  ql/src/java/org/apache/hadoop/hive/ql/txn/compactor/Initiator.java 23512e252e 
  ql/src/test/org/apache/hadoop/hive/ql/TestTxnCommands2.java 48bf8529fa 
  ql/src/test/org/apache/hadoop/hive/ql/TestTxnCommands3.java 5b8c6701e1 
  ql/src/test/org/apache/hadoop/hive/ql/TestTxnCommandsForMmTable.java 
eac2c6307f 
  ql/src/test/org/apache/hadoop/hive/ql/lockmgr/TestDbTxnManager2.java 
1687425bcb 
  ql/src/test/org/apache/hadoop/hive/ql/txn/compactor/TestInitiator.java 
e4ff14a140 
  
standalone-metastore/metastore-common/src/main/java/org/apache/hadoop/hive/metastore/conf/MetastoreConf.java
 842b7fe53d 
  
standalone-metastore/metastore-server/src/main/java/org/apache/hadoop/hive/metastore/HiveMetaStore.java
 7bba8d6ee6 
  
standalone-metastore/metastore-server/src/main/java/org/apache/hadoop/hive/metastore/MaterializationsRebuildLockCleanerTask.java
 d35c9602a6 
  
standalone-metastore/metastore-server/src/main/java/org/apache/hadoop/hive/metastore/txn/AcidCompactionHistoryService.java
 e96a7ba289 
  
standalone-metastore/metastore-server/src/main/java/org/apache/hadoop/hive/metastore/txn/AcidHouseKeeperService.java
 c4a488bac0 
  
standalone-metastore/metastore-server/src/main/java/org/apache/hadoop/hive/metastore/txn/AcidOpenTxnsCounterService.java
 2ad5a89f03 
  
standalone-metastore/metastore-server/src/main/java/org/apache/hadoop/hive/metastore/txn/AcidWriteSetService.java
 5ec513dfd4 
  
standalone-metastore/metastore-server/src/main/java/org/apache/hadoop/hive/metastore/txn/TxnHandler.java
 8fded608d0 
  
standalone-metastore/metastore-server/src/main/java/org/apache/hadoop/hive/metastore/txn/TxnStore.java
 e8ac71ae55 
  
standalone-metastore/metastore-server/src/test/java/org/apache/hadoop/hive/metastore/conf/TestMetastoreConf.java
 9905a14983 
  
standalone-metastore/metastore-server/src/test/java/org/apache/hadoop/hive/metastore/txn/TestAcidEmptyTxnCleanerService.java
 PRE-CREATION 


Diff: https://reviews.apache.org/r/72469/diff/1/


Testing
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Thanks,

Marton Bod

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