[HIVE-14764] Enabling "hive.metastore.metrics.enabled" throws OOM in HiveMetastore - ASF JIRA

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Details

Type: Bug
Status: Closed
Priority: Minor
Resolution: Fixed
Affects Version/s: None
Fix Version/s: 2.1.1, 2.2.0
Component/s: Metastore
Labels:
- JMX
- Metrics
- Monitoring

Description

After running some queries with metrics enabled, metastore starts throwing the following messages.

Caused by: java.sql.SQLException: java.lang.OutOfMemoryError: GC overhead limit exceeded
        at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:1075)
        at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:989)
        at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:984)
        at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:929)
        at com.mysql.jdbc.Util.handleNewInstance(Util.java:433)
        at com.mysql.jdbc.PreparedStatement.getInstance(PreparedStatement.java:877)
        at com.mysql.jdbc.ConnectionImpl.clientPrepareStatement(ConnectionImpl.java:1489)
        at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4343)
        at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4242)
        at com.jolbox.bonecp.ConnectionHandle.prepareStatement(ConnectionHandle.java:1024)
        at org.datanucleus.store.rdbms.SQLController.getStatementForQuery(SQLController.java:350)
        at org.datanucleus.store.rdbms.SQLController.getStatementForQuery(SQLController.java:295)
        at org.datanucleus.store.rdbms.scostore.JoinListStore.listIterator(JoinListStore.java:761)
        ... 36 more
Nested Throwables StackTrace:
java.sql.SQLException: java.lang.OutOfMemoryError: GC overhead limit exceeded
        at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:1075)
        at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:989)
        at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:984)
        at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:929)
        at com.mysql.jdbc.Util.handleNewInstance(Util.java:433)
        at com.mysql.jdbc.PreparedStatement.getInstance(PreparedStatement.java:877)
        at com.mysql.jdbc.ConnectionImpl.clientPrepareStatement(ConnectionImpl.java:1489)
        at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4343)
        at com.mysql.jdbc.ConnectionImpl.prepareStatement(ConnectionImpl.java:4242)
        at com.jolbox.bonecp.ConnectionHandle.prepareStatement(ConnectionHandle.java:1024)
        at org.datanucleus.store.rdbms.SQLController.getStatementForQuery(SQLController.java:350)
        at org.datanucleus.store.rdbms.SQLController.getStatementForQuery(SQLController.java:295)
        at org.datanucleus.store.rdbms.scostore.JoinListStore.listIterator(JoinListStore.java:761)
        at org.datanucleus.store.rdbms.scostore.AbstractListStore.listIterator(AbstractListStore.java:93)
        at org.datanucleus.store.rdbms.scostore.AbstractListStore.iterator(AbstractListStore.java:83)
        at org.datanucleus.store.types.wrappers.backed.List.loadFromStore(List.java:264)
        at org.datanucleus.store.types.wrappers.backed.List.iterator(List.java:492)
        at org.apache.hadoop.hive.metastore.ObjectStore.convertToFieldSchemas(ObjectStore.java:1199)
        at org.apache.hadoop.hive.metastore.ObjectStore.convertToStorageDescriptor(ObjectStore.java:1266)
        at org.apache.hadoop.hive.metastore.ObjectStore.convertToStorageDescriptor(ObjectStore.java:1281)
        at org.apache.hadoop.hive.metastore.ObjectStore.convertToTable(ObjectStore.java:1138)
        at org.apache.hadoop.hive.metastore.ObjectStore.ensureGetTable(ObjectStore.java:2651)
        at org.apache.hadoop.hive.metastore.ObjectStore.updatePartitionColumnStatistics(ObjectStore.java:6141)

HiveMetastore uses start/end functions for starting/ending the scope in MetricsFactory. In some places in HiveMetastore the function names are not matching causing gradual memory leak in metastore with metrics enabled.