mysql driver unable to create a connection due to an inabilityto establish connection
Hi All
when u i tried to insert data from one database to another it throws the following error
Caused by: org.hibernate.exception.JDBCConnectionException: Cannot open connection
at org.hibernate.exception.SQLStateConverter.convert(SQLStateConverter.java:74)
at org.hibernate.exception.JDBCExceptionHelper.convert(JDBCExceptionHelper.java:43)
at org.hibernate.exception.JDBCExceptionHelper.convert(JDBCExceptionHelper.java:29)
at org.hibernate.jdbc.ConnectionManager.openConnection(ConnectionManager.java:420)
at org.hibernate.jdbc.ConnectionManager.getConnection(ConnectionManager.java:144)
at org.hibernate.jdbc.JDBCContext.connection(JDBCContext.java:119)
at org.hibernate.transaction.JDBCTransaction.begin(JDBCTransaction.java:57)
at org.hibernate.impl.SessionImpl.beginTransaction(SessionImpl.java:1326)
at org.hibernate.ejb.TransactionImpl.begin(TransactionImpl.java:37)
... 13 more
Caused by: com.mysql.jdbc.CommunicationsException: The driver was unable to create a connection due to an inability to establish the client portion of a socket.
This is usually caused by a limit on the number of sockets imposed by the operating system. This limit is usually configurable.
For Unix-based platforms, see the manual page for the 'ulimit' command. Kernel or system reconfiguration may also be required.
For Windows-based platforms, see Microsoft Knowledge Base Article 196271 (Q196271).Exception-org.springframework.transaction.CannotCreateTransactionException: Could not open JPA EntityManager for transaction; nested exception is javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: Cannot open connection
13:03:59:077(HotelsproAutoImport.java:execute:71)-PushDestinationCommand ends...
13:03:59:077(HotelsproAutoImport.java:execute:72)-PushAmenitiesCommand starts...
at com.mysql.jdbc.Connection.createNewIO(Connection.java:2814)
at com.mysql.jdbc.Connection.<init>(Connection.java:1553)
at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:266)
at java.sql.DriverManager.getConnection(Unknown Source)
at java.sql.DriverManager.getConnection(Unknown Source)
at org.springframework.jdbc.datasource.DriverManagerDataSource.getConnectionFromDriverManager(DriverMan agerDataSource.java:283)
at org.springframework.jdbc.datasource.DriverManagerDataSource.getConnectionFromDriverManager(DriverMan agerDataSource.java:271)
at org.springframework.jdbc.datasource.DriverManagerDataSource.getConnectionFromDriverManager(DriverMan agerDataSource.java:255)
at org.springframework.jdbc.datasource.DriverManagerDataSource.getConnection(DriverManagerDataSource.ja va:236)
at org.hibernate.ejb.connection.InjectedDataSourceConnectionProvider.getConnection(InjectedDataSourceCo nnectionProvider.java:47)
at org.hibernate.jdbc.ConnectionManager.openConnection(ConnectionManager.java:417)
... 18 more
13:03:59:765(JobRunShell.java:run:211)-Job DEFAULT.auto-imports-hotelspro threw an unhandled Exception: java.lang.OutOfMemoryError: Java heap space
at java.util.Arrays.copyOf(Unknown Source)
at java.lang.AbstractStringBuilder.expandCapacity(Unknown Source)
at java.lang.AbstractStringBuilder.append(Unknown Source)
at java.lang.StringBuffer.append(Unknown Source)
at java.io.StringWriter.write(Unknown Source)
at org.apache.commons.io.IOUtils.copyLarge(IOUtils.java:1129)
at org.apache.commons.io.IOUtils.copy(IOUtils.java:1104)
at org.apache.commons.io.IOUtils.copy(IOUtils.java:1050)
at org.apache.commons.io.IOUtils.copy(IOUtils.java:1075)
at org.apache.commons.io.IOUtils.toString(IOUtils.java:382)
at org.apache.commons.io.FileUtils.readFileToString(FileUtils.java:1103)
at org.apache.commons.io.FileUtils.readFileToString(FileUtils.java:1120)
at org.performics.business.hp.datafile.PushAmenitiesCommand.execute(PushAmenitiesCommand.java:33)
at org.performics.business.hp.datafile.HotelsproAutoImport.execute(HotelsproAutoImport.java:74)
at org.quartz.core.JobRunShell.run(JobRunShell.java:202)
at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:525)
[3:03:44 PM] nagraj052: *************************
[3:03:44 PM] nagraj052: The driver was unable to create a connection due to an inability to establish the client portion of a socket.
This is usually caused by a limit on the number of sockets imposed by the operating system. This limit is usually configurable.
For Unix-based platforms, see the manual page for the 'ulimit' command. Kernel or system reconfiguration may also be required.
[3:04:57 PM] nagraj052: plz send that url
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