Submitter complaining about slow performance from their application. Following type of thread running for more than 600 seconds :

####<May 6, 2016, 5:01:30,236 PM PDT> <Error> <WebLogicServer> <[ACTIVE] ExecuteThread: '4' for queue: 'weblogic.kernel.Default (self-tuning)'> <<WLS Kernel>> <> <59e78a9d-e26a-4dee-9fca-036599f97a82-00002581> <1462579290236> <[severity-value: 8] [rid: 0] [partition-id: 0] [partition-name: DOMAIN] > <BEA-000337> <[STUCK] ExecuteThread: '36' for queue: 'weblogic.kernel.Default (self-tuning)' has been busy for "643" seconds working on the request "Workmanager: SOA_EDN_WM, Version: 0, Scheduled=true, Started=true, Started time: 643382 ms^M
", which is more than the configured time (StuckThreadMaxTime) of "600" seconds in "server-failure-trigger". Stack trace:
        java.io.FileOutputStream.writeBytes(Native Method)
        java.io.FileOutputStream.write(FileOutputStream.java:326)
        java.io.BufferedOutputStream.flushBuffer(BufferedOutputStream.java:82)
        java.io.BufferedOutputStream.flush(BufferedOutputStream.java:140)
        java.io.PrintStream.write(PrintStream.java:482)
        sun.nio.cs.StreamEncoder.writeBytes(StreamEncoder.java:221)
        sun.nio.cs.StreamEncoder.implFlushBuffer(StreamEncoder.java:291)
        sun.nio.cs.StreamEncoder.implFlush(StreamEncoder.java:295)
        sun.nio.cs.StreamEncoder.flush(StreamEncoder.java:141)
        java.io.OutputStreamWriter.flush(OutputStreamWriter.java:229)
        java.util.logging.StreamHandler.flush(StreamHandler.java:259)
        java.util.logging.ConsoleHandler.publish(ConsoleHandler.java:117)
        java.util.logging.Logger.log(Logger.java:738)
        oracle.tip.adapter.fw.log.AdapterLogger.log(AdapterLogger.java:99)
        java.util.logging.Logger.doLog(Logger.java:765)
        java.util.logging.Logger.log(Logger.java:788)
        java.util.logging.Logger.info(Logger.java:1489)
        oracle.tip.adapter.jms.JmsManagedConnectionFactory.createManagedConnection(JmsManagedConnectionFactory.java:97)
        weblogic.connector.security.layer.AdapterLayer.createManagedConnection(AdapterLayer.java:862)
        weblogic.connector.outbound.ConnectionFactory.createResource(ConnectionFactory.java:92)