未在ambari中启动hivemetastore服务

gcuhipw9  于 2021-05-27  发布在  Hadoop
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我正在启动配置单元服务,其中metastore和hiveserver2服务中出现错误。
检查了mysql-connectore-java.jar

[root@hnjclouderamaster ~]# 2019-10-17 16:51:45: Starting Hive Metastore Server
SLF4J: Class path contains multiple SLF4J bindings.
SLF4J: Found binding in [jar:file:/usr/hdp/3.1.4.0-315/hive/lib/log4j-slf4j-impl-2.10.0.jar!/org/slf4j/impl/StaticLoggerBinder.class]
SLF4J: Found binding in [jar:file:/usr/hdp/3.1.4.0-315/hadoop/lib/slf4j-log4j12-1.7.25.jar!/org/slf4j/impl/StaticLoggerBinder.class]
SLF4J: See http://www.slf4j.org/codes.html#multiple_bindings for an explanation.
SLF4J: Actual binding is of type [org.apache.logging.slf4j.Log4jLoggerFactory]
MetaException(message:Error creating transactional connection factory)
        at org.apache.hadoop.hive.metastore.RetryingHMSHandler.<init>(RetryingHMSHandler.java:84)
        at org.apache.hadoop.hive.metastore.RetryingHMSHandler.getProxy(RetryingHMSHandler.java:93)
        at org.apache.hadoop.hive.metastore.HiveMetaStore.newRetryingHMSHandler(HiveMetaStore.java:9376)
        at org.apache.hadoop.hive.metastore.HiveMetaStore.newRetryingHMSHandler(HiveMetaStore.java:9371)
        at org.apache.hadoop.hive.metastore.HiveMetaStore.startMetaStore(HiveMetaStore.java:9644)
        at org.apache.hadoop.hive.metastore.HiveMetaStore.main(HiveMetaStore.java:9561)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:498)
        at org.apache.hadoop.util.RunJar.run(RunJar.java:318)
        at org.apache.hadoop.util.RunJar.main(RunJar.java:232)
Caused by: MetaException(message:Error creating transactional connection factory)
        at org.apache.hadoop.hive.metastore.RetryingHMSHandler.invokeInternal(RetryingHMSHandler.java:208)
        at org.apache.hadoop.hive.metastore.RetryingHMSHandler.invoke(RetryingHMSHandler.java:108)
        at org.apache.hadoop.hive.metastore.RetryingHMSHandler.<init>(RetryingHMSHandler.java:80)
        ... 11 more
Caused by: javax.jdo.JDOFatalInternalException: Error creating transactional connection factory
NestedThrowables:
java.lang.reflect.InvocationTargetException
        at org.datanucleus.api.jdo.NucleusJDOHelper.getJDOExceptionForNucleusException(NucleusJDOHelper.java:671)
        at org.datanucleus.api.jdo.JDOPersistenceManagerFactory.freezeConfiguration(JDOPersistenceManagerFactory.java:830)
        at org.datanucleus.api.jdo.JDOPersistenceManagerFactory.createPersistenceManagerFactory(JDOPersistenceManagerFactory.java:334)
        at org.datanucleus.api.jdo.JDOPersistenceManagerFactory.getPersistenceManagerFactory(JDOPersistenceManagerFactory.java:213)
        at sun.reflect.GeneratedMethodAccessor3.invoke(Unknown Source)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:498)
        at javax.jdo.JDOHelper$16.run(JDOHelper.java:1965)
        at java.security.AccessController.doPrivileged(Native Method)
        at javax.jdo.JDOHelper.invoke(JDOHelper.java:1960)
        at javax.jdo.JDOHelper.invokeGetPersistenceManagerFactoryOnImplementation(JDOHelper.java:1166)
        at javax.jdo.JDOHelper.getPersistenceManagerFactory(JDOHelper.java:808)
        at javax.jdo.JDOHelper.getPersistenceManagerFactory(JDOHelper.java:701)
        at org.apache.hadoop.hive.metastore.ObjectStore.getPMF(ObjectStore.java:662)
        at org.apache.hadoop.hive.metastore.ObjectStore.getPersistenceManager(ObjectStore.java:705)
        at org.apache.hadoop.hive.metastore.ObjectStore.initializeHelper(ObjectStore.java:495)
        at org.apache.hadoop.hive.metastore.ObjectStore.initialize(ObjectStore.java:431)
        at org.apache.hadoop.hive.metastore.ObjectStore.setConf(ObjectStore.java:384)
        at org.apache.hadoop.util.ReflectionUtils.setConf(ReflectionUtils.java:77)
        at org.apache.hadoop.util.ReflectionUtils.newInstance(ReflectionUtils.java:137)
        at org.apache.hadoop.hive.metastore.RawStoreProxy.<init>(RawStoreProxy.java:59)
        at org.apache.hadoop.hive.metastore.RawStoreProxy.getProxy(RawStoreProxy.java:67)
        at org.apache.hadoop.hive.metastore.HiveMetaStore$HMSHandler.newRawStoreForConf(HiveMetaStore.java:750)
        at org.apache.hadoop.hive.metastore.HiveMetaStore$HMSHandler.getMSForConf(HiveMetaStore.java:718)
        at org.apache.hadoop.hive.metastore.HiveMetaStore$HMSHandler.getMS(HiveMetaStore.java:712)
        at org.apache.hadoop.hive.metastore.HiveMetaStore$HMSHandler.createDefaultDB(HiveMetaStore.java:805)
        at org.apache.hadoop.hive.metastore.HiveMetaStore$HMSHandler.init(HiveMetaStore.java:547)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:498)
        at org.apache.hadoop.hive.metastore.RetryingHMSHandler.invokeInternal(RetryingHMSHandler.java:147)
        ... 13 more
Caused by: java.lang.reflect.InvocationTargetException
        at sun.reflect.GeneratedConstructorAccessor78.newInstance(Unknown Source)
        at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
        at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
        at org.datanucleus.plugin.NonManagedPluginRegistry.createExecutableExtension(NonManagedPluginRegistry.java:606)
        at org.datanucleus.plugin.PluginManager.createExecutableExtension(PluginManager.java:330)
        at org.datanucleus.store.AbstractStoreManager.registerConnectionFactory(AbstractStoreManager.java:203)
        at org.datanucleus.store.AbstractStoreManager.<init>(AbstractStoreManager.java:162)
        at org.datanucleus.store.rdbms.RDBMSStoreManager.<init>(RDBMSStoreManager.java:285)
        at sun.reflect.GeneratedConstructorAccessor77.newInstance(Unknown Source)
        at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
        at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
        at org.datanucleus.plugin.NonManagedPluginRegistry.createExecutableExtension(NonManagedPluginRegistry.java:606)
        at org.datanucleus.plugin.PluginManager.createExecutableExtension(PluginManager.java:301)
        at org.datanucleus.NucleusContextHelper.createStoreManagerForProperties(NucleusContextHelper.java:133)
        at org.datanucleus.PersistenceNucleusContextImpl.initialise(PersistenceNucleusContextImpl.java:422)
        at org.datanucleus.api.jdo.JDOPersistenceManagerFactory.freezeConfiguration(JDOPersistenceManagerFactory.java:817)
        ... 43 more
Caused by: org.datanucleus.exceptions.NucleusException: Attempt to invoke the "HikariCP" plugin to create a ConnectionPool gave an error : Failed to initialize pool: Could not create connection to database server.
        at org.datanucleus.store.rdbms.ConnectionFactoryImpl.generateDataSources(ConnectionFactoryImpl.java:232)
        at org.datanucleus.store.rdbms.ConnectionFactoryImpl.initialiseDataSources(ConnectionFactoryImpl.java:117)
        at org.datanucleus.store.rdbms.ConnectionFactoryImpl.<init>(ConnectionFactoryImpl.java:82)
        ... 59 more
Caused by: com.zaxxer.hikari.pool.HikariPool$PoolInitializationException: Failed to initialize pool: Could not create connection to database server.
        at com.zaxxer.hikari.pool.HikariPool.throwPoolInitializationException(HikariPool.java:544)
        at com.zaxxer.hikari.pool.HikariPool.checkFailFast(HikariPool.java:536)
        at com.zaxxer.hikari.pool.HikariPool.<init>(HikariPool.java:112)
        at com.zaxxer.hikari.HikariDataSource.<init>(HikariDataSource.java:72)
        at org.datanucleus.store.rdbms.connectionpool.HikariCPConnectionPoolFactory.createConnectionPool(HikariCPConnectionPoolFactory.java:176)
        at org.datanucleus.store.rdbms.ConnectionFactoryImpl.generateDataSources(ConnectionFactoryImpl.java:213)
        ... 61 more
Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Could not create connection to database server.
        at sun.reflect.GeneratedConstructorAccessor83.newInstance(Unknown Source)
        at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
        at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
        at com.mysql.jdbc.Util.handleNewInstance(Util.java:411)
        at com.mysql.jdbc.Util.getInstance(Util.java:386)
        at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:1015)
        at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:989)
        at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:975)
        at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:920)
        at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2570)
        at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2306)
        at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:839)
        at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:49)
        at sun.reflect.GeneratedConstructorAccessor80.newInstance(Unknown Source)
        at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
        at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
        at com.mysql.jdbc.Util.handleNewInstance(Util.java:411)
        at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:421)
        at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:350)
        at com.zaxxer.hikari.util.DriverDataSource.getConnection(DriverDataSource.java:95)
        at com.zaxxer.hikari.util.DriverDataSource.getConnection(DriverDataSource.java:101)
        at com.zaxxer.hikari.pool.PoolBase.newConnection(PoolBase.java:356)
        at com.zaxxer.hikari.pool.PoolBase.newPoolEntry(PoolBase.java:199)
        at com.zaxxer.hikari.pool.HikariPool.createPoolEntry(HikariPool.java:444)
        at com.zaxxer.hikari.pool.HikariPool.checkFailFast(HikariPool.java:515)
        ... 65 more
Caused by: java.lang.NullPointerException
        at com.mysql.jdbc.ConnectionImpl.getServerCharacterEncoding(ConnectionImpl.java:3281)
        at com.mysql.jdbc.MysqlIO.sendConnectionAttributes(MysqlIO.java:1940)
        at com.mysql.jdbc.MysqlIO.proceedHandshakeWithPluggableAuthentication(MysqlIO.java:1866)
        at com.mysql.jdbc.MysqlIO.doHandshake(MysqlIO.java:1252)
        at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2488)
        at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2521)
        ... 80 more
Exception in thread "main" MetaException(message:Error creating transactional connection factory)
        at org.apache.hadoop.hive.metastore.RetryingHMSHandler.<init>(RetryingHMSHandler.java:84)
        at org.apache.hadoop.hive.metastore.RetryingHMSHandler.getProxy(RetryingHMSHandler.java:93)
        at org.apache.hadoop.hive.metastore.HiveMetaStore.newRetryingHMSHandler(HiveMetaStore.java:9376)
        at org.apache.hadoop.hive.metastore.HiveMetaStore.newRetryingHMSHandler(HiveMetaStore.java:9371)
        at org.apache.hadoop.hive.metastore.HiveMetaStore.startMetaStore(HiveMetaStore.java:9644)
        at org.apache.hadoop.hive.metastore.HiveMetaStore.main(HiveMetaStore.java:9561)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:498)
        at org.apache.hadoop.util.RunJar.run(RunJar.java:318)
        at org.apache.hadoop.util.RunJar.main(RunJar.java:232)
Caused by: MetaException(message:Error creating transactional connection factory)
        at org.apache.hadoop.hive.metastore.RetryingHMSHandler.invokeInternal(RetryingHMSHandler.java:208)
        at org.apache.hadoop.hive.metastore.RetryingHMSHandler.invoke(RetryingHMSHandler.java:108)
        at org.apache.hadoop.hive.metastore.RetryingHMSHandler.<init>(RetryingHMSHandler.java:80)
        ... 11 more
Caused by: javax.jdo.JDOFatalInternalException: Error creating transactional connection factory
NestedThrowables:
java.lang.reflect.InvocationTargetException
        at org.datanucleus.api.jdo.NucleusJDOHelper.getJDOExceptionForNucleusException(NucleusJDOHelper.java:671)
        at org.datanucleus.api.jdo.JDOPersistenceManagerFactory.freezeConfiguration(JDOPersistenceManagerFactory.java:830)
        at org.datanucleus.api.jdo.JDOPersistenceManagerFactory.createPersistenceManagerFactory(JDOPersistenceManagerFactory.java:334)
        at org.datanucleus.api.jdo.JDOPersistenceManagerFactory.getPersistenceManagerFactory(JDOPersistenceManagerFactory.java:213)
        at sun.reflect.GeneratedMethodAccessor3.invoke(Unknown Source)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:498)
        at javax.jdo.JDOHelper$16.run(JDOHelper.java:1965)
        at java.security.AccessController.doPrivileged(Native Method)
        at javax.jdo.JDOHelper.invoke(JDOHelper.java:1960)
        at javax.jdo.JDOHelper.invokeGetPersistenceManagerFactoryOnImplementation(JDOHelper.java:1166)
        at javax.jdo.JDOHelper.getPersistenceManagerFactory(JDOHelper.java:808)
        at javax.jdo.JDOHelper.getPersistenceManagerFactory(JDOHelper.java:701)
        at org.apache.hadoop.hive.metastore.ObjectStore.getPMF(ObjectStore.java:662)
        at org.apache.hadoop.hive.metastore.ObjectStore.getPersistenceManager(ObjectStore.java:705)
        at org.apache.hadoop.hive.metastore.ObjectStore.initializeHelper(ObjectStore.java:495)
        at org.apache.hadoop.hive.metastore.ObjectStore.initialize(ObjectStore.java:431)
        at org.apache.hadoop.hive.metastore.ObjectStore.setConf(ObjectStore.java:384)
        at org.apache.hadoop.util.ReflectionUtils.setConf(ReflectionUtils.java:77)
        at org.apache.hadoop.util.ReflectionUtils.newInstance(ReflectionUtils.java:137)
        at org.apache.hadoop.hive.metastore.RawStoreProxy.<init>(RawStoreProxy.java:59)
        at org.apache.hadoop.hive.metastore.RawStoreProxy.getProxy(RawStoreProxy.java:67)
        at org.apache.hadoop.hive.metastore.HiveMetaStore$HMSHandler.newRawStoreForConf(HiveMetaStore.java:750)
        at org.apache.hadoop.hive.metastore.HiveMetaStore$HMSHandler.getMSForConf(HiveMetaStore.java:718)
        at org.apache.hadoop.hive.metastore.HiveMetaStore$HMSHandler.getMS(HiveMetaStore.java:712)
        at org.apache.hadoop.hive.metastore.HiveMetaStore$HMSHandler.createDefaultDB(HiveMetaStore.java:805)
        at org.apache.hadoop.hive.metastore.HiveMetaStore$HMSHandler.init(HiveMetaStore.java:547)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:498)
        at org.apache.hadoop.hive.metastore.RetryingHMSHandler.invokeInternal(RetryingHMSHandler.java:147)
        ... 13 more
Caused by: java.lang.reflect.InvocationTargetException
        at sun.reflect.GeneratedConstructorAccessor78.newInstance(Unknown Source)
        at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
        at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
        at org.datanucleus.plugin.NonManagedPluginRegistry.createExecutableExtension(NonManagedPluginRegistry.java:606)
        at org.datanucleus.plugin.PluginManager.createExecutableExtension(PluginManager.java:330)
        at org.datanucleus.store.AbstractStoreManager.registerConnectionFactory(AbstractStoreManager.java:203)
        at org.datanucleus.store.AbstractStoreManager.<init>(AbstractStoreManager.java:162)
        at org.datanucleus.store.rdbms.RDBMSStoreManager.<init>(RDBMSStoreManager.java:285)
        at sun.reflect.GeneratedConstructorAccessor77.newInstance(Unknown Source)
        at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
        at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
        at org.datanucleus.plugin.NonManagedPluginRegistry.createExecutableExtension(NonManagedPluginRegistry.java:606)
        at org.datanucleus.plugin.PluginManager.createExecutableExtension(PluginManager.java:301)
        at org.datanucleus.NucleusContextHelper.createStoreManagerForProperties(NucleusContextHelper.java:133)
        at org.datanucleus.PersistenceNucleusContextImpl.initialise(PersistenceNucleusContextImpl.java:422)
        at org.datanucleus.api.jdo.JDOPersistenceManagerFactory.freezeConfiguration(JDOPersistenceManagerFactory.java:817)
        ... 43 more
Caused by: org.datanucleus.exceptions.NucleusException: Attempt to invoke the "HikariCP" plugin to create a ConnectionPool gave an error : Failed to initialize pool: Could not create connection to database server.
        at org.datanucleus.store.rdbms.ConnectionFactoryImpl.generateDataSources(ConnectionFactoryImpl.java:232)
        at org.datanucleus.store.rdbms.ConnectionFactoryImpl.initialiseDataSources(ConnectionFactoryImpl.java:117)
        at org.datanucleus.store.rdbms.ConnectionFactoryImpl.<init>(ConnectionFactoryImpl.java:82)
        ... 59 more
Caused by: com.zaxxer.hikari.pool.HikariPool$PoolInitializationException: Failed to initialize pool: Could not create connection to database server.
        at com.zaxxer.hikari.pool.HikariPool.throwPoolInitializationException(HikariPool.java:544)
        at com.zaxxer.hikari.pool.HikariPool.checkFailFast(HikariPool.java:536)
        at com.zaxxer.hikari.pool.HikariPool.<init>(HikariPool.java:112)
        at com.zaxxer.hikari.HikariDataSource.<init>(HikariDataSource.java:72)
        at org.datanucleus.store.rdbms.connectionpool.HikariCPConnectionPoolFactory.createConnectionPool(HikariCPConnectionPoolFactory.java:176)
        at org.datanucleus.store.rdbms.ConnectionFactoryImpl.generateDataSources(ConnectionFactoryImpl.java:213)
        ... 61 more
Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Could not create connection to database server.
        at sun.reflect.GeneratedConstructorAccessor83.newInstance(Unknown Source)
        at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
        at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
        at com.mysql.jdbc.Util.handleNewInstance(Util.java:411)
        at com.mysql.jdbc.Util.getInstance(Util.java:386)
        at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:1015)
        at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:989)
        at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:975)
        at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:920)
        at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2570)
        at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2306)
        at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:839)
        at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:49)
        at sun.reflect.GeneratedConstructorAccessor80.newInstance(Unknown Source)
        at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
        at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
        at com.mysql.jdbc.Util.handleNewInstance(Util.java:411)
        at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:421)
        at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:350)
        at com.zaxxer.hikari.util.DriverDataSource.getConnection(DriverDataSource.java:95)
        at com.zaxxer.hikari.util.DriverDataSource.getConnection(DriverDataSource.java:101)
        at com.zaxxer.hikari.pool.PoolBase.newConnection(PoolBase.java:356)
        at com.zaxxer.hikari.pool.PoolBase.newPoolEntry(PoolBase.java:199)
        at com.zaxxer.hikari.pool.HikariPool.createPoolEntry(HikariPool.java:444)
        at com.zaxxer.hikari.pool.HikariPool.checkFailFast(HikariPool.java:515)
        ... 65 more
Caused by: java.lang.NullPointerException
        at com.mysql.jdbc.ConnectionImpl.getServerCharacterEncoding(ConnectionImpl.java:3281)
        at com.mysql.jdbc.MysqlIO.sendConnectionAttributes(MysqlIO.java:1940)
        at com.mysql.jdbc.MysqlIO.proceedHandshakeWithPluggableAuthentication(MysqlIO.java:1866)
        at com.mysql.jdbc.MysqlIO.doHandshake(MysqlIO.java:1252)
        at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2488)
        at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2521)
        ... 80 more

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