Oracle connection pool problem (dbcp binded with  jtom)

Hi,
my webserver is Tomcat5.0.18, I want to offer the connection pool and transaction management
in my currently system
I know in Tomcat5.0 version, we can use the DBCP to offer the database connection pool
service, to apply the transaction management in my system, I adapt the JTOM
now, my problem is
to use DBCP, I setup the datasource factory to be
org.apache.commons.dbcp.BasicDataSourceFactory, the connection pool is ok, but
the transaction management offerred by JTOM will failure
to make the tranaction management of JTOM succeed, I have to setup the datasource factory to be
org.objectweb.jndi.DataSourceFactory, but the connection pool offerred by Tomcat will failure now
it seems that these two datasource factory has conflict
How can I do?, I don't want to use the connection pool offerred in JTOM
Anyone can help me??
Thanks in advance

Hi,
I don't know the solution for JOTM, but you could try this JTA and its connection pools:
http://www.atomikos.com ships a JTA that integrates with Tomcat and also provides JDBC connection pooling. There is a GUI control panel so that you don't have to know the XML details for Tomcat's config files.
Best,
Guy

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         at java.lang.Object.wait(Native Method)
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         at java.lang.Object.wait(Object.java:420)
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         at java.lang.Object.wait(Native Method)
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         at java.lang.Object.wait(Native Method)
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         at java.lang.Object.wait(Native Method)
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         at java.lang.Object.wait(Native Method)
         at java.lang.Object.wait(Object.java:420)
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    nid=0xfc0 waiting on monitor [0x1605f000..0x1605fdbc]
         at java.lang.Object.wait(Native Method)
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    nid=0x718 waiting on monitor [0x1601f000..0x1601fdbc]
         at java.lang.Object.wait(Native Method)
         at java.lang.Object.wait(Object.java:420)
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    "ExecuteThread: '0' for queue: '__weblogic_admin_html_queue'" daemon prio=5 tid=0x14e3c0a0
    nid=0x119c waiting on monitor [0x15fdf000..0x15fdfdbc]
         at java.lang.Object.wait(Native Method)
         at java.lang.Object.wait(Object.java:420)
         at weblogic.kernel.ExecuteThread.waitForRequest(ExecuteThread.java:94)
         at weblogic.kernel.ExecuteThread.run(ExecuteThread.java:118)
    "TimeEventGenerator" daemon prio=5 tid=0x14bfbce0 nid=0xb90 waiting on monitor
    [0x15f9f000..0x15f9fdbc]
         at java.lang.Object.wait(Native Method)
         at weblogic.time.common.internal.TimeTable.snooze(TimeTable.java:279)
         at weblogic.time.common.internal.TimeEventGenerator.run(TimeEventGenerator.java:138)
         at java.lang.Thread.run(Thread.java:484)
    "ExecuteThread: '1' for queue: '_weblogic_dgc_queue'" daemon prio=5 tid=0x14e39758
    nid=0x11ac waiting on monitor [0x15f5f000..0x15f5fdbc]
         at java.lang.Object.wait(Native Method)
         at java.lang.Object.wait(Object.java:420)
         at weblogic.kernel.ExecuteThread.waitForRequest(ExecuteThread.java:94)
         at weblogic.kernel.ExecuteThread.run(ExecuteThread.java:118)
    "ExecuteThread: '0' for queue: '_weblogic_dgc_queue'" daemon prio=5 tid=0x14e38898
    nid=0x1194 waiting on monitor [0x15f1f000..0x15f1fdbc]
         at java.lang.Object.wait(Native Method)
         at java.lang.Object.wait(Object.java:420)
         at weblogic.kernel.ExecuteThread.waitForRequest(ExecuteThread.java:94)
         at weblogic.kernel.ExecuteThread.run(ExecuteThread.java:118)
    "TimeEventGenerator" daemon prio=5 tid=0x14bfc040 nid=0x10a8 waiting on monitor
    [0x15edf000..0x15edfdbc]
         at java.lang.Object.wait(Native Method)
         at weblogic.time.common.internal.TimeTable.snooze(TimeTable.java:279)
         at weblogic.time.common.internal.TimeEventGenerator.run(TimeEventGenerator.java:138)
         at java.lang.Thread.run(Thread.java:484)
    "SpinnerRandomSource" daemon prio=5 tid=0x14e30c40 nid=0x794 waiting on monitor
    [0x15e9f000..0x15e9fdbc]
         at java.lang.Object.wait(Native Method)
         at java.lang.Object.wait(Object.java:420)
         at weblogic.security.SpinnerRandomBitsSource.run(SpinnerRandomBitsSource.java:57)
         at java.lang.Thread.run(Thread.java:484)
    "ExecuteThread: '29' for queue: 'default'" daemon prio=5 tid=0x14e2fe20 nid=0xee8
    runnable [0x15e5f000..0x15e5fdbc]
         at java.net.SocketInputStream.socketRead(Native Method)
         at java.net.SocketInputStream.read(SocketInputStream.java:90)
         at oracle.net.ns.Packet.receive(Unknown Source)
         at oracle.net.ns.NetInputStream.getNextPacket(Unknown Source)
         at oracle.net.ns.NetInputStream.read(Unknown Source)
         at oracle.net.ns.NetInputStream.read(Unknown Source)
         at oracle.net.ns.NetInputStream.read(Unknown Source)
         at oracle.jdbc.ttc7.MAREngine.unmarshalUB1(MAREngine.java:931)
         at oracle.jdbc.ttc7.MAREngine.unmarshalSB1(MAREngine.java:893)
         at oracle.jdbc.ttc7.Oall7.receive(Oall7.java:369)
         at oracle.jdbc.ttc7.TTC7Protocol.doOall7(TTC7Protocol.java:1891)
         at oracle.jdbc.ttc7.TTC7Protocol.parseExecuteDescribe(TTC7Protocol.java:830)
         at oracle.jdbc.driver.OracleStatement.doExecuteQuery(OracleStatement.java:2391)
         at oracle.jdbc.driver.OracleStatement.doExecuteWithTimeout(OracleStatement.java:2672)
         at oracle.jdbc.driver.OracleStatement.executeQuery(OracleStatement.java:572)
         at weblogic.jdbc.pool.Statement.executeQuery(Statement.java:850)
         at tavant.platform.jdbc.JDBCTransaction.executeReadQuery(Unknown Source)
         at tavant.custom.iri.erpconnector.b2bi.communication.receiver.webservice.WebServiceBean.invokeSQL(Unknown
    Source)
         at tavant.custom.iri.erpconnector.b2bi.communication.receiver.webservice.WebServiceBean_t63yf9_EOImpl.invokeSQL(WebServiceBean_t63yf9_EOImpl.java:456)
         at java.lang.reflect.Method.invoke(Native Method)
         at weblogic.soap.server.servlet.StatelessBeanAdapter.invokeMethod(StatelessBeanAdapter.java:184)
         at weblogic.soap.server.servlet.StatelessBeanAdapter.doPost(StatelessBeanAdapter.java:115)
         at javax.servlet.http.HttpServlet.service(HttpServlet.java:760)
         at javax.servlet.http.HttpServlet.service(HttpServlet.java:853)
         at weblogic.servlet.internal.ServletStubImpl.invokeServlet(ServletStubImpl.java:262)
         at weblogic.servlet.internal.ServletStubImpl.invokeServlet(ServletStubImpl.java:198)
         at weblogic.servlet.internal.WebAppServletContext.invokeServlet(WebAppServletContext.java:2637)
         at weblogic.servlet.internal.ServletRequestImpl.execute(ServletRequestImpl.java:2359)
         at weblogic.kernel.ExecuteThread.execute(ExecuteThread.java:139)
         at weblogic.kernel.ExecuteThread.run(ExecuteThread.java:120)
    "ExecuteThread: '28' for queue: 'default'" daemon prio=5 tid=0x14e2f268 nid=0x12f0
    runnable [0x15e1f000..0x15e1fdbc]
         at weblogic.socket.NTSocketMuxer.getNextSocket(Native Method)
         at weblogic.socket.NTSocketMuxer.processSockets(NTSocketMuxer.java:589)
         at weblogic.socket.SocketReaderRequest.execute(SocketReaderRequest.java:24)
         at weblogic.kernel.ExecuteThread.execute(ExecuteThread.java:139)
         at weblogic.kernel.ExecuteThread.run(ExecuteThread.java:120)
    "ExecuteThread: '27' for queue: 'default'" daemon prio=5 tid=0x14be7af0 nid=0x11c4
    runnable [0x15ddf000..0x15ddfdbc]
         at weblogic.socket.NTSocketMuxer.getNextSocket(Native Method)
         at weblogic.socket.NTSocketMuxer.processSockets(NTSocketMuxer.java:589)
         at weblogic.socket.SocketReaderRequest.execute(SocketReaderRequest.java:24)
         at weblogic.kernel.ExecuteThread.execute(ExecuteThread.java:139)
         at weblogic.kernel.ExecuteThread.run(ExecuteThread.java:120)
    "ExecuteThread: '26' for queue: 'default'" daemon prio=5 tid=0x14be7748 nid=0x6dc
    waiting for monitor entry [0x15d9f000..0x15d9fdbc]
         at weblogic.common.internal.ResourceAllocator.makeResources(ResourceAllocator.java:681)
         at weblogic.common.internal.ResourceAllocator.reserve(ResourceAllocator.java:520)
         at weblogic.common.internal.ResourceAllocator.reserve(ResourceAllocator.java:405)
         at weblogic.common.internal.ResourceAllocator.reserveWaitSecs(ResourceAllocator.java:395)
         at weblogic.jdbc.common.internal.ConnectionPool.reserve(ConnectionPool.java:163)
         at weblogic.jdbc.common.internal.ConnectionPool.reserveWaitSecs(ConnectionPool.java:117)
         at weblogic.jdbc.pool.Driver.connect(Driver.java:152)
         at java.sql.DriverManager.getConnection(DriverManager.java:517)
         at java.sql.DriverManager.getConnection(DriverManager.java:199)
         at tavant.platform.jdbc.JDBCTransaction.getConnection(Unknown Source)
         at tavant.platform.jdbc.JDBCTransaction.start(Unknown Source)
         at tavant.custom.iri.erpconnector.b2bi.communication.receiver.webservice.WebServiceBean.invokeSQL(Unknown
    Source)
         at tavant.custom.iri.erpconnector.b2bi.communication.receiver.webservice.WebServiceBean_t63yf9_EOImpl.invokeSQL(WebServiceBean_t63yf9_EOImpl.java:456)
         at java.lang.reflect.Method.invoke(Native Method)
         at weblogic.soap.server.servlet.StatelessBeanAdapter.invokeMethod(StatelessBeanAdapter.java:184)
         at weblogic.soap.server.servlet.StatelessBeanAdapter.doPost(StatelessBeanAdapter.java:115)
         at javax.servlet.http.HttpServlet.service(HttpServlet.java:760)
         at javax.servlet.http.HttpServlet.service(HttpServlet.java:853)
         at weblogic.servlet.internal.ServletStubImpl.invokeServlet(ServletStubImpl.java:262)
         at weblogic.servlet.internal.ServletStubImpl.invokeServlet(ServletStubImpl.java:198)
         at weblogic.servlet.internal.WebAppServletContext.invokeServlet(WebAppServletContext.java:2637)
         at weblogic.servlet.internal.ServletRequestImpl.execute(ServletRequestImpl.java:2359)
         at weblogic.kernel.ExecuteThread.execute(ExecuteThread.java:139)
         at weblogic.kernel.ExecuteThread.run(ExecuteThread.java:120)
    "ExecuteThread: '25' for queue: 'default'" daemon prio=5 tid=0x14be6b90 nid=0x10f4
    waiting for monitor entry [0x15d5f000..0x15d5fdbc]
         at java.sql.DriverManager.println(DriverManager.java:424)
         at java.sql.SQLException.<init>(SQLException.java:44)
         at oracle.jdbc.dbaccess.DBError.throwSqlException(DBError.java:134)
         at oracle.jdbc.dbaccess.DBError.throwSqlException(DBError.java:179)
         at oracle.jdbc.dbaccess.DBError.throwSqlException(DBError.java:333)
         at oracle.jdbc.driver.OracleConnection.<init>(OracleConnection.java:404)
         at oracle.jdbc.driver.OracleDriver.getConnectionInstance(OracleDriver.java:468)
         at oracle.jdbc.driver.OracleDriver.connect(OracleDriver.java:314)
         at weblogic.jdbc.common.internal.ConnectionEnvFactory.makeConnection(ConnectionEnvFactory.java:197)
         at weblogic.jdbc.common.internal.ConnectionEnvFactory.refreshResource(ConnectionEnvFactory.java:270)
         at weblogic.jdbc.common.internal.ConnectionEnv.refresh(ConnectionEnv.java:919)
         at weblogic.common.internal.ResourceAllocator.resetThisOne(ResourceAllocator.java:885)
         at weblogic.common.internal.ResourceAllocator.reserve(ResourceAllocator.java:486)
         at weblogic.common.internal.ResourceAllocator.reserveUnused(ResourceAllocator.java:381)
         at weblogic.common.internal.ResourceAllocator.trigger(ResourceAllocator.java:1125)
         at weblogic.time.common.internal.ScheduledTrigger.executeLocally(ScheduledTrigger.java:238)
         at weblogic.time.common.internal.ScheduledTrigger.execute(ScheduledTrigger.java:229)
         at weblogic.time.server.ScheduledTrigger.execute(ScheduledTrigger.java:69)
         at weblogic.kernel.ExecuteThread.execute(ExecuteThread.java:139)
         at weblogic.kernel.ExecuteThread.run(ExecuteThread.java:120)
    "ExecuteThread: '24' for queue: 'default'" daemon prio=5 tid=0x14be5fd8 nid=0x10a4
    waiting on monitor [0x15d1f000..0x15d1fdbc]
         at java.lang.Object.wait(Native Method)
         at java.lang.Object.wait(Object.java:420)
         at weblogic.kernel.ExecuteThread.waitForRequest(ExecuteThread.java:94)
         at weblogic.kernel.ExecuteThread.run(ExecuteThread.java:118)
    "ExecuteThread: '23' for queue: 'default'" daemon prio=5 tid=0x14be5420 nid=0x11b0
    waiting on monitor [0x15cdf000..0x15cdfdbc]
         at java.lang.Object.wait(Native Method)
         at java.lang.Object.wait(Object.java:420)
         at weblogic.kernel.ExecuteThread.waitForRequest(ExecuteThread.java:94)
         at weblogic.kernel.ExecuteThread.run(ExecuteThread.java:118)
    "ExecuteThread: '22' for queue: 'default'" daemon prio=5 tid=0x14be4868 nid=0x11bc
    waiting for monitor entry [0x15c9f000..0x15c9fdbc]
         at java.sql.DriverManager.println(DriverManager.java:424)
         at java.sql.SQLException.<init>(SQLException.java:44)
         at oracle.jdbc.dbaccess.DBError.throwSqlException(DBError.java:134)
         at oracle.jdbc.dbaccess.DBError.throwSqlException(DBError.java:179)
         at oracle.jdbc.dbaccess.DBError.throwSqlException(DBError.java:269)
         at oracle.jdbc.driver.OracleConnection.privateCreateStatement(OracleConnection.java:758)
         at oracle.jdbc.driver.OracleConnection.createStatement(OracleConnection.java:712)
         at weblogic.jdbc.common.internal.ConnectionEnv.test(ConnectionEnv.java:977)
         at weblogic.common.internal.ResourceAllocator.reserve(ResourceAllocator.java:470)
         at weblogic.common.internal.ResourceAllocator.reserveUnused(ResourceAllocator.java:381)
         at weblogic.common.internal.ResourceAllocator.trigger(ResourceAllocator.java:1125)
         at weblogic.time.common.internal.ScheduledTrigger.executeLocally(ScheduledTrigger.java:238)
         at weblogic.time.common.internal.ScheduledTrigger.execute(ScheduledTrigger.java:229)
         at weblogic.time.server.ScheduledTrigger.execute(ScheduledTrigger.java:69)
         at weblogic.kernel.ExecuteThread.execute(ExecuteThread.java:139)
         at weblogic.kernel.ExecuteThread.run(ExecuteThread.java:120)
    "ExecuteThread: '21' for queue: 'default'" daemon prio=5 tid=0x14be3cb0 nid=0x10e0
    waiting on monitor [0x15c5f000..0x15c5fdbc]
         at java.lang.Object.wait(Native Method)
         at java.lang.Object.wait(Object.java:420)
         at weblogic.kernel.ExecuteThread.waitForRequest(ExecuteThread.java:94)
         at weblogic.kernel.ExecuteThread.run(ExecuteThread.java:118)
    "ExecuteThread: '20' for queue: 'default'" daemon prio=5 tid=0x14be30f8 nid=0x620
    waiting on monitor [0x15c1f000..0x15c1fdbc]
         at java.lang.Object.wait(Native Method)
         at java.lang.Object.wait(Object.java:420)
         at weblogic.kernel.ExecuteThread.waitForRequest(ExecuteThread.java:94)
         at weblogic.kernel.ExecuteThread.run(ExecuteThread.java:118)
    "ExecuteThread: '19' for queue: 'default'" daemon prio=5 tid=0x14be2540 nid=0x350
    waiting on monitor [0x15bdf000..0x15bdfdbc]
         at java.lang.Object.wait(Native Method)
         at java.lang.Object.wait(Object.java:420)
         at weblogic.kernel.ExecuteThread.waitForRequest(ExecuteThread.java:94)
         at weblogic.kernel.ExecuteThread.run(ExecuteThread.java:118)
    "ExecuteThread: '18' for queue: 'default'" daemon prio=5 tid=0x14be1988 nid=0x104c
    waiting on monitor [0x15b9f000..0x15b9fdbc]
         at java.lang.Object.wait(Native Method)
         at java.lang.Object.wait(Object.java:420)
         at weblogic.kernel.ExecuteThread.waitForRequest(ExecuteThread.java:94)
         at weblogic.kernel.ExecuteThread.run(ExecuteThread.java:118)
    "ExecuteThread: '17' for queue: 'default'" daemon prio=5 tid=0x14c4db30 nid=0xff0
    waiting on monitor [0x15b5f000..0x15b5fdbc]
         at java.lang.Object.wait(Native Method)
         at java.lang.Object.wait(Object.java:420)
         at weblogic.kernel.ExecuteThread.waitForRequest(ExecuteThread.java:94)
         at weblogic.kernel.ExecuteThread.run(ExecuteThread.java:118)
    "ExecuteThread: '16' for queue: 'default'" daemon prio=5 tid=0x14c4cf78 nid=0x1148
    waiting on monitor [0x15b1f000..0x15b1fdbc]
         at java.lang.Object.wait(Native Method)
         at java.lang.Object.wait(Object.java:420)
         at weblogic.kernel.ExecuteThread.waitForRequest(ExecuteThread.java:94)
         at weblogic.kernel.ExecuteThread.run(ExecuteThread.java:118)
    "ExecuteThread: '15' for queue: 'default'" daemon prio=5 tid=0x14c4c3c0 nid=0x1118
    waiting on monitor [0x15adf000..0x15adfdbc]
         at java.lang.Object.wait(Native Method)
         at java.lang.Object.wait(Object.java:420)
         at weblogic.kernel.ExecuteThread.waitForRequest(ExecuteThread.java:94)
         at weblogic.kernel.ExecuteThread.run(ExecuteThread.java:118)
    "ExecuteThread: '14' for queue: 'default'" daemon prio=5 tid=0x14c4b808 nid=0x684
    waiting on monitor [0x15a9f000..0x15a9fdbc]
         at java.lang.Object.wait(Native Method)
         at java.lang.Object.wait(Object.java:420)
         at weblogic.kernel.ExecuteThread.waitForRequest(ExecuteThread.java:94)
         at weblogic.kernel.ExecuteThread.run(ExecuteThread.java:118)
    "ExecuteThread: '13' for queue: 'default'" daemon prio=5 tid=0x14c4ac50 nid=0xd7c
    waiting on monitor [0x15a5f000..0x15a5fdbc]
         at java.lang.Object.wait(Native Method)
         at java.lang.Object.wait(Object.java:420)
         at weblogic.kernel.ExecuteThread.waitForRequest(ExecuteThread.java:94)
         at weblogic.kernel.ExecuteThread.run(ExecuteThread.java:118)
    "ExecuteThread: '12' for queue: 'default'" daemon prio=5 tid=0x14c4a098 nid=0xdb4
    waiting on monitor [0x15a1f000..0x15a1fdbc]
         at java.lang.Object.wait(Native Method)
         at java.lang.Object.wait(Object.java:420)
         at weblogic.kernel.ExecuteThread.waitForRequest(ExecuteThread.java:94)
         at weblogic.kernel.ExecuteThread.run(ExecuteThread.java:118)
    "ExecuteThread: '11' for queue: 'default'" daemon prio=5 tid=0x14c49588 nid=0x114c
    waiting on monitor [0x159df000..0x159dfdbc]
         at java.lang.Object.wait(Native Method)
         at java.lang.Object.wait(Object.java:420)
         at weblogic.kernel.ExecuteThread.waitForRequest(ExecuteThread.java:94)
         at weblogic.kernel.ExecuteThread.run(ExecuteThread.java:118)
    "ExecuteThread: '10' for queue: 'default'" daemon prio=5 tid=0x14bdf540 nid=0x90c
    waiting on monitor [0x1599f000..0x1599fdbc]
         at java.lang.Object.wait(Native Method)
         at java.lang.Object.wait(Object.java:420)
         at weblogic.kernel.ExecuteThread.waitForRequest(ExecuteThread.java:94)
         at weblogic.kernel.ExecuteThread.run(ExecuteThread.java:118)
    "ExecuteThread: '9' for queue: 'default'" daemon prio=5 tid=0x14bdea00 nid=0x11cc
    waiting on monitor [0x1595f000..0x1595fdbc]
         at java.lang.Object.wait(Native Method)
         at java.lang.Object.wait(Object.java:420)
         at weblogic.kernel.ExecuteThread.waitForRequest(ExecuteThread.java:94)
         at weblogic.kernel.ExecuteThread.run(ExecuteThread.java:118)
    "ExecuteThread: '8' for queue: 'default'" daemon prio=5 tid=0x14bdded8 nid=0x12f8
    waiting on monitor [0x1591f000..0x1591fdbc]
         at java.lang.Object.wait(Native Method)
         at java.lang.Object.wait(Object.java:420)
         at weblogic.kernel.ExecuteThread.waitForRequest(ExecuteThread.java:94)
         at weblogic.kernel.ExecuteThread.run(ExecuteThread.java:118)
    "ExecuteThread: '7' for queue: 'default'" daemon prio=5 tid=0x14ba0420 nid=0x1350
    waiting on monitor [0x158df000..0x158dfdbc]
         at java.lang.Object.wait(Native Method)
         at java.lang.Object.wait(Object.java:420)
         at weblogic.kernel.ExecuteThread.waitForRequest(ExecuteThread.java:94)
         at weblogic.kernel.ExecuteThread.run(ExecuteThread.java:118)
    "ExecuteThread: '6' for queue: 'default'" daemon prio=5 tid=0x14bfae20 nid=0x11d8
    waiting on monitor [0x1589f000..0x1589fdbc]
         at java.lang.Object.wait(Native Method)
         at java.lang.Object.wait(Object.java:420)
         at weblogic.kernel.ExecuteThread.waitForRequest(ExecuteThread.java:94)
         at weblogic.kernel.ExecuteThread.run(ExecuteThread.java:118)
    "ExecuteThread: '5' for queue: 'default'" daemon prio=5 tid=0x14b9e6a8 nid=0x134c
    waiting on monitor [0x1585f000..0x1585fdbc]
         at java.lang.Object.wait(Native Method)
         at java.lang.Object.wait(Object.java:420)
         at weblogic.kernel.ExecuteThread.waitForRequest(ExecuteThread.java:94)
         at weblogic.kernel.ExecuteThread.run(ExecuteThread.java:118)
    "ExecuteThread: '4' for queue: 'default'" daemon prio=5 tid=0x14b9e430 nid=0x10bc
    waiting on monitor [0x1581f000..0x1581fdbc]
         at java.lang.Object.wait(Native Method)
         at java.lang.Object.wait(Object.java:420)
         at weblogic.kernel.ExecuteThread.waitForRequest(ExecuteThread.java:94)
         at weblogic.kernel.ExecuteThread.run(ExecuteThread.java:118)
    "ExecuteThread: '3' for queue: 'default'" daemon prio=5 tid=0x14bdbc00 nid=0x1090
    waiting on monitor [0x157df000..0x157dfdbc]
         at java.lang.Object.wait(Native Method)
         at java.lang.Object.wait(Object.java:420

    Hi Joseph,
    Thanks for your useful suggestion.
    BTW, I am attaching the config.xml for your
    convenience.
    Please go through and let us know if anything
    to be tuned.
    Regards.
    Kunal
    Joseph Weinstein <[email protected]> wrote:
    >
    >
    Kunal Jain wrote:
    Hi
    We are using weblogic server 6.1 sp3. The server creates three databaseconnection
    pools (details available in the attached config.xml).
    The database has a regular downtime every day for a few hours. We arerunning
    the server as a windows service. As per the "RefreshMinutes" property,the server
    should be able to get new fresh connections once the database comesup. But in
    our case it is not doing so. Once the database comes up after its regulardowntime:
    -- Sometimes the server does not respond as in we are not able toopen the console
    page.
    -- Any client that tries connecting to the database thru the servergets blocked
    and does not respond.
    -- The log file(weblogic.log) does not get updated after some time.
    Can someone suggest why the server is showing such a behaviour??
    Could it be anything related to the DBMS setting or to the local machine'ssettings
    ? Following is the thread dump after the server stops responding:Hi. I do see a problem in the thread dump. The application code is calling
    java.sql.DriverManager
    calls, which are a serious problem in multithreaded applications like
    weblogic, because
    DriverManager calls are all class-synchronized! All JDBC drivers and
    the SQLException constructor
    call DriverManager calls all the time, so a single long-running call
    to DriverManager.getConnection()
    can stop all other JDBC in the whole JVM. One problem you can fix is
    at:
    at tavant.platform.jdbc.JDBCTransaction.getConnection(Unknown Source)
    at tavant.platform.jdbc.JDBCTransaction.start(Unknown Source)
    The getConnection() method should be altered to instantiate a Driver
    object and
    call Driver.connect() directly to make a pool connection, avoiding the
    DriverManager
    call:
    Driver d = (Driver)Class.forName("weblogic.jdbc.pool.Driver").newInstance();
    Connection c = d.connect("jdbc:weblogic:pool:" + myPoolName, null );
    Let me know if you can make this application change and whether it fixes
    the
    problem or not.
    I could also help if I could see the config.xml, but you seem to have
    attached the
    startup script.
    Joe Weinstein
    Full thread dump:
    "ListenThread" prio=5 tid=0x14ffb570 nid=0x148c runnable [0x1685f000..0x1685fdbc]
    at java.net.PlainSocketImpl.socketAccept(Native Method)
    at java.net.PlainSocketImpl.accept(PlainSocketImpl.java:468)
    at java.net.ServerSocket.implAccept(ServerSocket.java:243)
    at java.net.ServerSocket.accept(ServerSocket.java:222)
    at weblogic.socket.WeblogicServerSocket.accept(WeblogicServerSocket.java:26)
    at weblogic.t3.srvr.ListenThread.run(ListenThread.java:260)
    "Thread-3" daemon prio=5 tid=0x14fb18b8 nid=0x12d4 waiting on monitor[0x167df000..0x167dfdbc]
    at java.lang.Thread.sleep(Native Method)
    at org.apache.log4j.helpers.FileWatchdog.run(FileWatchdog.java:95)
    "Thread-2" daemon prio=5 tid=0x14f21c68 nid=0xf08 waiting on monitor[0x1679f000..0x1679fdbc]
    at java.lang.Thread.sleep(Native Method)
    at org.apache.log4j.helpers.FileWatchdog.run(FileWatchdog.java:95)
    "Thread-1" daemon prio=5 tid=0x14fb97d8 nid=0xcac waiting on monitor[0x1675f000..0x1675fdbc]
    at java.lang.Thread.sleep(Native Method)
    at org.apache.log4j.helpers.FileWatchdog.run(FileWatchdog.java:95)
    "ExecuteThread: '14' for queue: 'JmsDispatcher'" daemon prio=5 tid=0x14e75a10
    nid=0x13ec waiting on monitor [0x1671f000..0x1671fdbc]
    at java.lang.Object.wait(Native Method)
    at java.lang.Object.wait(Object.java:420)
    at weblogic.kernel.ExecuteThread.waitForRequest(ExecuteThread.java:94)
    at weblogic.kernel.ExecuteThread.run(ExecuteThread.java:118)
    "ExecuteThread: '13' for queue: 'JmsDispatcher'" daemon prio=5 tid=0x14e74e58
    nid=0x1434 waiting on monitor [0x166df000..0x166dfdbc]
    at java.lang.Object.wait(Native Method)
    at java.lang.Object.wait(Object.java:420)
    at weblogic.kernel.ExecuteThread.waitForRequest(ExecuteThread.java:94)
    at weblogic.kernel.ExecuteThread.run(ExecuteThread.java:118)
    "ExecuteThread: '12' for queue: 'JmsDispatcher'" daemon prio=5 tid=0x14e742a0
    nid=0x1154 waiting on monitor [0x1669f000..0x1669fdbc]
    at java.lang.Object.wait(Native Method)
    at java.lang.Object.wait(Object.java:420)
    at weblogic.kernel.ExecuteThread.waitForRequest(ExecuteThread.java:94)
    at weblogic.kernel.ExecuteThread.run(ExecuteThread.java:118)
    "ExecuteThread: '11' for queue: 'JmsDispatcher'" daemon prio=5 tid=0x14e72ed0
    nid=0xfe4 waiting on monitor [0x1665f000..0x1665fdbc]
    at java.lang.Object.wait(Native Method)
    at java.lang.Object.wait(Object.java:420)
    at weblogic.kernel.ExecuteThread.waitForRequest(ExecuteThread.java:94)
    at weblogic.kernel.ExecuteThread.run(ExecuteThread.java:118)
    "ExecuteThread: '10' for queue: 'JmsDispatcher'" daemon prio=5 tid=0x14e72318
    nid=0x9a4 waiting on monitor [0x1661f000..0x1661fdbc]
    at java.lang.Object.wait(Native Method)
    at java.lang.Object.wait(Object.java:420)
    at weblogic.kernel.ExecuteThread.waitForRequest(ExecuteThread.java:94)
    at weblogic.kernel.ExecuteThread.run(ExecuteThread.java:118)
    "ExecuteThread: '9' for queue: 'JmsDispatcher'" daemon prio=5 tid=0x14e717d8nid=0xf38
    waiting on monitor [0x165df000..0x165dfdbc]
    at java.lang.Object.wait(Native Method)
    at java.lang.Object.wait(Object.java:420)
    at weblogic.kernel.ExecuteThread.waitForRequest(ExecuteThread.java:94)
    at weblogic.kernel.ExecuteThread.run(ExecuteThread.java:118)
    "ExecuteThread: '8' for queue: 'JmsDispatcher'" daemon prio=5 tid=0x14e70c98nid=0xf68
    waiting on monitor [0x1659f000..0x1659fdbc]
    at java.lang.Object.wait(Native Method)
    at java.lang.Object.wait(Object.java:420)
    at weblogic.kernel.ExecuteThread.waitForRequest(ExecuteThread.java:94)
    at weblogic.kernel.ExecuteThread.run(ExecuteThread.java:118)
    "ExecuteThread: '7' for queue: 'JmsDispatcher'" daemon prio=5 tid=0x14e70158nid=0x1008
    waiting on monitor [0x1655f000..0x1655fdbc]
    at java.lang.Object.wait(Native Method)
    at java.lang.Object.wait(Object.java:420)
    at weblogic.kernel.ExecuteThread.waitForRequest(ExecuteThread.java:94)
    at weblogic.kernel.ExecuteThread.run(ExecuteThread.java:118)
    "ExecuteThread: '6' for queue: 'JmsDispatcher'" daemon prio=5 tid=0x14e6f610nid=0x1204
    waiting on monitor [0x1651f000..0x1651fdbc]
    at java.lang.Object.wait(Native Method)
    at java.lang.Object.wait(Object.java:420)
    at weblogic.kernel.ExecuteThread.waitForRequest(ExecuteThread.java:94)
    at weblogic.kernel.ExecuteThread.run(ExecuteThread.java:118)
    "ExecuteThread: '5' for queue: 'JmsDispatcher'" daemon prio=5 tid=0x14e6ead0nid=0xef4
    waiting on monitor [0x164df000..0x164dfdbc]
    at java.lang.Object.wait(Native Method)
    at java.lang.Object.wait(Object.java:420)
    at weblogic.kernel.ExecuteThread.waitForRequest(ExecuteThread.java:94)
    at weblogic.kernel.ExecuteThread.run(ExecuteThread.java:118)
    "ExecuteThread: '4' for queue: 'JmsDispatcher'" daemon prio=5 tid=0x14e6dfa8nid=0x12bc
    waiting on monitor [0x1649f000..0x1649fdbc]
    at java.lang.Object.wait(Native Method)
    at java.lang.Object.wait(Object.java:420)
    at weblogic.kernel.ExecuteThread.waitForRequest(ExecuteThread.java:94)
    at weblogic.kernel.ExecuteThread.run(ExecuteThread.java:118)
    "ExecuteThread: '3' for queue: 'JmsDispatcher'" daemon prio=5 tid=0x14e6d5e8nid=0xf70
    waiting on monitor [0x1645f000..0x1645fdbc]
    at java.lang.Object.wait(Native Method)
    at java.lang.Object.wait(Object.java:420)
    at weblogic.kernel.ExecuteThread.waitForRequest(ExecuteThread.java:94)
    at weblogic.kernel.ExecuteThread.run(ExecuteThread.java:118)
    "ExecuteThread: '2' for queue: 'JmsDispatcher'" daemon prio=5 tid=0x14e6ccb0nid=0xf84
    waiting on monitor [0x1641f000..0x1641fdbc]
    at java.lang.Object.wait(Native Method)
    at java.lang.Object.wait(Object.java:420)
    at weblogic.kernel.ExecuteThread.waitForRequest(ExecuteThread.java:94)
    at weblogic.kernel.ExecuteThread.run(ExecuteThread.java:118)
    "ExecuteThread: '1' for queue: 'JmsDispatcher'" daemon prio=5 tid=0x14e67510nid=0x1418
    waiting on monitor [0x163df000..0x163dfdbc]
    at java.lang.Object.wait(Native Method)
    at java.lang.Object.wait(Object.java:420)
    at weblogic.kernel.ExecuteThread.waitForRequest(ExecuteThread.java:94)
    at weblogic.kernel.ExecuteThread.run(ExecuteThread.java:118)
    "ExecuteThread: '0' for queue: 'JmsDispatcher'" daemon prio=5 tid=0x14e64f60nid=0x1228
    waiting on monitor [0x1639f000..0x1639fdbc]
    at java.lang.Object.wait(Native Method)
    at java.lang.Object.wait(Object.java:420)
    at weblogic.kernel.ExecuteThread.waitForRequest(ExecuteThread.java:94)
    at weblogic.kernel.ExecuteThread.run(ExecuteThread.java:118)
    "ExecuteThread: '2' for queue: 'weblogic.transaction.AsyncQueue'" daemonprio=5
    tid=0x14e5c3f0 nid=0xf60 waiting on monitor [0x1635f000..0x1635fdbc]
    at java.lang.Object.wait(Native Method)
    at java.lang.Object.wait(Object.java:420)
    at weblogic.kernel.ExecuteThread.waitForRequest(ExecuteThread.java:94)
    at weblogic.kernel.ExecuteThread.run(ExecuteThread.java:118)
    "ExecuteThread: '1' for queue: 'weblogic.transaction.AsyncQueue'" daemonprio=5
    tid=0x14e5b908 nid=0xf78 waiting on monitor [0x1631f000..0x1631fdbc]
    at java.lang.Object.wait(Native Method)
    at java.lang.Object.wait(Object.java:420)
    at weblogic.kernel.ExecuteThread.waitForRequest(ExecuteThread.java:94)
    at weblogic.kernel.ExecuteThread.run(ExecuteThread.java:118)
    "ExecuteThread: '0' for queue: 'weblogic.transaction.AsyncQueue'" daemonprio=5
    tid=0x14e3ebe0 nid=0xfb4 waiting on monitor [0x162df000..0x162dfdbc]
    at java.lang.Object.wait(Native Method)
    at java.lang.Object.wait(Object.java:420)
    at weblogic.kernel.ExecuteThread.waitForRequest(ExecuteThread.java:94)
    at weblogic.kernel.ExecuteThread.run(ExecuteThread.java:118)
    "ExecuteThread: '9' for queue: '__weblogic_admin_rmi_queue'" daemonprio=5 tid=0x14e35958
    nid=0x9e8 waiting on monitor [0x1629f000..0x1629fdbc]
    at java.lang.Object.wait(Native Method)
    at java.lang.Object.wait(Object.java:420)
    at weblogic.kernel.ExecuteThread.waitForRequest(ExecuteThread.java:94)
    at weblogic.kernel.ExecuteThread.run(ExecuteThread.java:118)
    "ExecuteThread: '8' for queue: '__weblogic_admin_rmi_queue'" daemonprio=5 tid=0x14e3ba30
    nid=0x5ac waiting on monitor [0x1625f000..0x1625fdbc]
    at java.lang.Object.wait(Native Method)
    at java.lang.Object.wait(Object.java:420)
    at weblogic.kernel.ExecuteThread.waitForRequest(ExecuteThread.java:94)
    at weblogic.kernel.ExecuteThread.run(ExecuteThread.java:118)
    "ExecuteThread: '7' for queue: '__weblogic_admin_rmi_queue'" daemonprio=5 tid=0x14e3af20
    nid=0xdc4 waiting on monitor [0x1621f000..0x1621fdbc]
    at java.lang.Object.wait(Native Method)
    at java.lang.Object.wait(Object.java:420)
    at weblogic.kernel.ExecuteThread.waitForRequest(ExecuteThread.java:94)
    at weblogic.kernel.ExecuteThread.run(ExecuteThread.java:118)
    "ExecuteThread: '6' for queue: '__weblogic_admin_rmi_queue'" daemonprio=5 tid=0x14e3a410
    nid=0x11ec waiting on monitor [0x161df000..0x161dfdbc]
    at java.lang.Object.wait(Native Method)
    at java.lang.Object.wait(Object.java:420)
    at weblogic.kernel.ExecuteThread.waitForRequest(ExecuteThread.java:94)
    at weblogic.kernel.ExecuteThread.run(ExecuteThread.java:118)
    "ExecuteThread: '5' for queue: '__weblogic_admin_rmi_queue'" daemonprio=5 tid=0x14bfdff0
    nid=0x1078 waiting on monitor [0x1619f000..0x1619fdbc]
    at java.lang.Object.wait(Native Method)
    at java.lang.Object.wait(Object.java:420)
    at weblogic.kernel.ExecuteThread.waitForRequest(ExecuteThread.java:94)
    at weblogic.kernel.ExecuteThread.run(ExecuteThread.java:118)
    "ExecuteThread: '4' for queue: '__weblogic_admin_rmi_queue'" daemonprio=5 tid=0x14bfd4e0
    nid=0x43c waiting on monitor [0x1615f000..0x1615fdbc]
    at java.lang.Object.wait(Native Method)
    at java.lang.Object.wait(Object.java:420)
    at weblogic.kernel.ExecuteThread.waitForRequest(ExecuteThread.java:94)
    at weblogic.kernel.ExecuteThread.run(ExecuteThread.java:118)
    "ExecuteThread: '3' for queue: '__weblogic_admin_rmi_queue'" daemonprio=5 tid=0x14e32410
    nid=0xb64 waiting on monitor [0x1611f000..0x1611fdbc]
    at java.lang.Object.wait(Native Method)
    at java.lang.Object.wait(Object.java:420)
    at weblogic.kernel.ExecuteThread.waitForRequest(ExecuteThread.java:94)
    at weblogic.kernel.ExecuteThread.run(ExecuteThread.java:118)
    "ExecuteThread: '2' for queue: '__weblogic_admin_rmi_queue'" daemonprio=5 tid=0x14c4ee68
    nid=0xe30 waiting on monitor [0x160df000..0x160dfdbc]
    at java.lang.Object.wait(Native Method)
    at java.lang.Object.wait(Object.java:420)
    at weblogic.kernel.ExecuteThread.waitForRequest(ExecuteThread.java:94)
    at weblogic.kernel.ExecuteThread.run(ExecuteThread.java:118)
    "ExecuteThread: '1' for queue: '__weblogic_admin_rmi_queue'" daemonprio=5 tid=0x14c4ec10
    nid=0x1140 waiting on monitor [0x1609f000..0x1609fdbc]
    at java.lang.Object.wait(Native Method)
    at java.lang.Object.wait(Object.java:420)
    at weblogic.kernel.ExecuteThread.waitForRequest(ExecuteThread.java:94)
    at weblogic.kernel.ExecuteThread.run(ExecuteThread.java:118)
    "ExecuteThread: '0' for queue: '__weblogic_admin_rmi_queue'" daemonprio=5 tid=0x14e33b18
    nid=0xfc0 waiting on monitor [0x1605f000..0x1605fdbc]
    at java.lang.Object.wait(Native Method)
    at java.lang.Object.wait(Object.java:420)
    at weblogic.kernel.ExecuteThread.waitForRequest(ExecuteThread.java:94)
    at weblogic.kernel.ExecuteThread.run(ExecuteThread.java:118)
    "ExecuteThread: '1' for queue: '__weblogic_admin_html_queue'" daemonprio=5 tid=0x14e33968
    nid=0x718 waiting on monitor [0x1601f000..0x1601fdbc]
    at java.lang.Object.wait(Native Method)
    at java.lang.Object.wait(Object.java:420)
    at weblogic.kernel.ExecuteThread.waitForRequest(ExecuteThread.java:94)
    at weblogic.kernel.ExecuteThread.run(ExecuteThread.java:118)
    "ExecuteThread: '0' for queue: '__weblogic_admin_html_queue'" daemonprio=5 tid=0x14e3c0a0
    nid=0x119c waiting on monitor [0x15fdf000..0x15fdfdbc]
    at java.lang.Object.wait(Native Method)
    at java.lang.Object.wait(Object.java:420)
    at weblogic.kernel.ExecuteThread.waitForRequest(ExecuteThread.java:94)
    at weblogic.kernel.ExecuteThread.run(ExecuteThread.java:118)
    "TimeEventGenerator" daemon prio=5 tid=0x14bfbce0 nid=0xb90 waitingon monitor
    [0x15f9f000..0x15f9fdbc]
    at java.lang.Object.wait(Native Method)
    at weblogic.time.common.internal.TimeTable.snooze(TimeTable.java:279)
    at weblogic.time.common.internal.TimeEventGenerator.run(TimeEventGenerator.java:138)
    at java.lang.Thread.run(Thread.java:484)
    "ExecuteThread: '1' for queue: '_weblogic_dgc_queue'" daemon prio=5tid=0x14e39758
    nid=0x11ac waiting on monitor [0x15f5f000..0x15f5fdbc]
    at java.lang.Object.wait(Native Method)
    at java.lang.Object.wait(Object.java:420)
    at weblogic.kernel.ExecuteThread.waitForRequest(ExecuteThread.java:94)
    at weblogic.kernel.ExecuteThread.run(ExecuteThread.java:118)
    "ExecuteThread: '0' for queue: '_weblogic_dgc_queue'" daemon prio=5tid=0x14e38898
    nid=0x1194 waiting on monitor [0x15f1f000..0x15f1fdbc]
    at java.lang.Object.wait(Native Method)
    at java.lang.Object.wait(Object.java:420)
    at weblogic.kernel.ExecuteThread.waitForRequest(ExecuteThread.java:94)
    at weblogic.kernel.ExecuteThread.run(ExecuteThread.java:118)
    "TimeEventGenerator" daemon prio=5 tid=0x14bfc040 nid=0x10a8 waitingon monitor
    [0x15edf000..0x15edfdbc]
    at java.lang.Object.wait(Native Method)
    at weblogic.time.common.internal.TimeTable.snooze(TimeTable.java:279)
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    at java.lang.Thread.run(Thread.java:484)
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    [0x15e9f000..0x15e9fdbc]
    at java.lang.Object.wait(Native Method)
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    at java.lang.Thread.run(Thread.java:484)
    "ExecuteThread: '29' for queue: 'default'" daemon prio=5 tid=0x14e2fe20nid=0xee8
    runnable [0x15e5f000..0x15e5fdbc]
    at java.net.SocketInputStream.socketRead(Native Method)
    at java.net.SocketInputStream.read(SocketInputStream.java:90)
    at oracle.net.ns.Packet.receive(Unknown Source)
    at oracle.net.ns.NetInputStream.getNextPacket(Unknown Source)
    at oracle.net.ns.NetInputStream.read(Unknown Source)
    at oracle.net.ns.NetInputStream.read(Unknown Source)
    at oracle.net.ns.NetInputStream.read(Unknown Source)
    at oracle.jdbc.ttc7.MAREngine.unmarshalUB1(MAREngine.java:931)
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    at oracle.jdbc.ttc7.TTC7Protocol.parseExecuteDescribe(TTC7Protocol.java:830)
    at oracle.jdbc.driver.OracleStatement.doExecuteQuery(OracleStatement.java:2391)
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    at oracle.jdbc.driver.OracleStatement.executeQuery(OracleStatement.java:572)
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    at tavant.custom.iri.erpconnector.b2bi.communication.receiver.webservice.WebServiceBean.invokeSQL(Unknown
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    at java.lang.reflect.Method.invoke(Native Method)
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    at weblogic.kernel.ExecuteThread.execute(ExecuteThread.java:139)
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    "ExecuteThread: '28' for queue: 'default'" daemon prio=5 tid=0x14e2f268nid=0x12f0
    runnable [0x15e1f000..0x15e1fdbc]
    at weblogic.socket.NTSocketMuxer.getNextSocket(Native Method)
    at weblogic.socket.NTSocketMuxer.processSockets(NTSocketMuxer.java:589)
    at weblogic.socket.SocketReaderRequest.execute(SocketReaderRequest.java:24)
    at weblogic.kernel.ExecuteThread.execute(ExecuteThread.java:139)
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    "ExecuteThread: '27' for queue: 'default'" daemon prio=5 tid=0x14be7af0nid=0x11c4
    runnable [0x15ddf000..0x15ddfdbc]
    at weblogic.socket.NTSocketMuxer.getNextSocket(Native Method)
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    at weblogic.socket.SocketReaderRequest.execute(SocketReaderRequest.java:24)
    at weblogic.kernel.ExecuteThread.execute(ExecuteThread.java:139)
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    "ExecuteThread: '26' for queue: 'default'" daemon prio=5 tid=0x14be7748nid=0x6dc
    waiting for monitor entry [0x15d9f000..0x15d9fdbc]
    at weblogic.common.internal.ResourceAllocator.makeResources(ResourceAllocator.java:681)
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    at weblogic.jdbc.common.internal.ConnectionPool.reserve(ConnectionPool.java:163)
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    at weblogic.jdbc.pool.Driver.connect(Driver.java:152)
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    at tavant.platform.jdbc.JDBCTransaction.getConnection(UnknownSource)
    at tavant.platform.jdbc.JDBCTransaction.start(Unknown Source)
    at tavant.custom.iri.erpconnector.b2bi.communication.receiver.webservice.WebServiceBean.invokeSQL(Unknown
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    at weblogic.kernel.ExecuteThread.execute(ExecuteThread.java:139)
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    at java.sql.DriverManager.println(DriverManager.java:424)
    at java.sql.SQLException.<init>(SQLException.java:44)
    at oracle.jdbc.dbaccess.DBError.throwSqlException(DBError.java:134)
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    at oracle.jdbc.driver.OracleConnection.<init>(OracleConnection.java:404)
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    at weblogic.jdbc.common.internal.ConnectionEnv.refresh(ConnectionEnv.java:919)
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    at weblogic.common.internal.ResourceAllocator.reserve(ResourceAllocator.java:486)
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    at weblogic.time.common.internal.ScheduledTrigger.executeLocally(ScheduledTrigger.java:238)
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    at weblogic.kernel.ExecuteThread.execute(ExecuteThread.java:139)
    at weblogic.kernel.ExecuteThread.run(ExecuteThread.java:120)
    "ExecuteThread: '24' for queue: 'default'" daemon prio=5 tid=0x14be5fd8nid=0x10a4
    waiting on monitor [0x15d1f000..0x15d1fdbc]
    at java.lang.Object.wait(Native Method)
    at java.lang.Object.wait(Object.java:420)
    at weblogic.kernel.ExecuteThread.waitForRequest(ExecuteThread.java:94)
    at weblogic.kernel.ExecuteThread.run(ExecuteThread.java:118)
    "ExecuteThread: '23' for queue: 'default'" daemon prio=5 tid=0x14be5420nid=0x11b0
    waiting on monitor [0x15cdf000..0x15cdfdbc]
    at java.lang.Object.wait(Native Method)
    at java.lang.Object.wait(Object.java:420)
    at weblogic.kernel.ExecuteThread.waitForRequest(ExecuteThread.java:94)
    at weblogic.kernel.ExecuteThread.run(ExecuteThread.java:118)
    "ExecuteThread: '22' for queue: 'default'" daemon prio=5 tid=0x14be4868nid=0x11bc
    waiting for monitor entry [0x15c9f000..0x15c9fdbc]
    at java.sql.DriverManager.println(DriverManager.java:424)
    at java.sql.SQLException.<init>(SQLException.java:44)
    at oracle.jdbc.dbaccess.DBError.throwSqlException(DBError.java:134)
    at oracle.jdbc.dbaccess.DBError.throwSqlException(DBError.java:179)
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    at oracle.jdbc.driver.OracleConnection.privateCreateStatement(OracleConnection.java:758)
    at oracle.jdbc.driver.OracleConnection.createStatement(OracleConnection.java:712)
    at weblogic.jdbc.common.internal.ConnectionEnv.test(ConnectionEnv.java:977)
    at weblogic.common.internal.ResourceAllocator.reserve(ResourceAllocator.java:470)
    at weblogic.common.internal.ResourceAllocator.reserveUnused(ResourceAllocator.java:381)
    at weblogic.common.internal.ResourceAllocator.trigger(ResourceAllocator.java:1125)
    at weblogic.time.common.internal.ScheduledTrigger.executeLocally(ScheduledTrigger.java:238)
    at weblogic.time.common.internal.ScheduledTrigger.execute(ScheduledTrigger.java:229)
    at weblogic.time.server.ScheduledTrigger.execute(ScheduledTrigger.java:69)
    at weblogic.kernel.ExecuteThread.execute(ExecuteThread.java:139)
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    waiting on monitor [0x15c5f000..0x15c5fdbc]
    at java.lang.Object.wait(Native Method)
    at java.lang.Object.wait(Object.java:420)
    at weblogic.kernel.ExecuteThread.waitForRequest(ExecuteThread.java:94)
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    "ExecuteThread: '20' for queue: 'default'" daemon prio=5 tid=0x14be30f8nid=0x620
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    at java.lang.Object.wait(Native Method)
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    at weblogic.kernel.ExecuteThread.waitForRequest(ExecuteThread.java:94)
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    waiting on monitor [0x15bdf000..0x15bdfdbc]
    at java.lang.Object.wait(Native Method)
    at java.lang.Object.wait(Object.java:420)
    at weblogic.kernel.ExecuteThread.waitForRequest(ExecuteThread.java:94)
    at weblogic.kernel.ExecuteThread.run(ExecuteThread.java:118)
    "ExecuteThread: '18' for queue: 'default'" daemon prio=5 tid=0x14be1988nid=0x104c
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    at weblogic.kernel.ExecuteThread.waitForRequest(ExecuteThread.java:94)
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    "ExecuteThread: '17' for queue: 'default'" daemon prio=5 tid=0x14c4db30nid=0xff0
    waiting on monitor [0x15b5f000..0x15b5fdbc]
    at java.lang.Object.wait(Native Method)
    at java.lang.Object.wait(Object.java:420)
    at weblogic.kernel.ExecuteThread.waitForRequest(ExecuteThread.java:94)
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