I have Java Web service that uses Hibernate with c3p0 connection pool. Service is deployed into TIBCO AMX container. Periodically, could be after thousands of requests, service becomes unresponsive throwing the error shown below. Any help/advice would be greatly appreciated.

Exception in thread "com.mchange.v2.async.ThreadPoolAsynchronousRunner$PoolThread-#2" java.lang.UnsatisfiedLinkError: Native Library /a01/app/oracle/product/10.2.0/db_1/lib/libocijdbc10.so already loaded in another classloader
at java.lang.ClassLoader.loadLibrary0(ClassLoader.java:1768)
at java.lang.ClassLoader.loadLibrary(ClassLoader.java:1728)
at java.lang.Runtime.loadLibrary0(Runtime.java:823)
at java.lang.System.loadLibrary(System.java:1028)
at oracle.jdbc.driver.T2CConnection$1.run(T2CConnection.java:4073)
at java.security.AccessController.doPrivileged(Native Method)
at oracle.jdbc.driver.T2CConnection.loadNativeLibrary(T2CConnection.java:4069)
at oracle.jdbc.driver.T2CConnection.logon(T2CConnection.java:221)
at oracle.jdbc.driver.PhysicalConnection.<init>(PhysicalConnection.java:441)
at oracle.jdbc.driver.T2CConnection.<init>(T2CConnection.java:132)
at oracle.jdbc.driver.T2CDriverExtension.getConnection(T2CDriverExtension.java:92)
at oracle.jdbc.driver.OracleDriver.connect(OracleDriver.java:839)
at com.mchange.v2.c3p0.DriverManagerDataSource.getConnection(DriverManagerDataSource.java:119)
at com.mchange.v2.c3p0.WrapperConnectionPoolDataSource.getPooledConnection(WrapperConnectionPoolDataSource.java:143)
at com.mchange.v2.c3p0.WrapperConnectionPoolDataSource.getPooledConnection(WrapperConnectionPoolDataSource.java:132)
at com.mchange.v2.c3p0.impl.C3P0PooledConnectionPool$1PooledConnectionResourcePoolManager.acquireResource(C3P0PooledConnectionPool.java:137)
at com.mchange.v2.resourcepool.BasicResourcePool.doAcquire(BasicResourcePool.java:1014)
at com.mchange.v2.resourcepool.BasicResourcePool.access$800(BasicResourcePool.java:32)
at com.mchange.v2.resourcepool.BasicResourcePool$AcquireTask.run(BasicResourcePool.java:1810)
at com.mchange.v2.async.ThreadPoolAsynchronousRunner$PoolThread.run(ThreadPoolAsynchronousRunner.java:547)