title: Concurrency when calling webservice clients
body: <p>I have a webapp that use some webservice clients to get the data it displays.</p>
  
  <p>When the load is not very high the app work just fine.</p>
  
  <p>Unfortunately when the load is bigger the servers become overloaded because of 
  the following stucked threads...</p>
  
  <p>Any idea what might be the cause ?</p>
  
  <pre><code>]", which is more than the configured time (StuckThreadMaxTime) of "600" seconds. Stack trace:
      com.sun.org.apache.xml.internal.resolver.Catalog.parseCatalog(Catalog.java:660)
      com.sun.xml.ws.util.xml.XmlUtil.createDefaultCatalogResolver(XmlUtil.java:251)
      com.sun.xml.ws.client.WSServiceDelegate.parseWSDL(WSServiceDelegate.java:265)
      com.sun.xml.ws.client.WSServiceDelegate.&lt;init&gt;(WSServiceDelegate.java:228)
      weblogic.wsee.jaxws.spi.WLSServiceDelegate.&lt;init&gt;(WLSServiceDelegate.java:52)
      weblogic.wsee.jaxws.spi.WLSProvider$ServiceDelegate.&lt;init&gt;(WLSProvider.java:371)
      weblogic.wsee.jaxws.spi.WLSProvider.createServiceDelegate(WLSProvider.java:79)
      weblogic.wsee.jaxws.spi.WLSProvider.createServiceDelegate(WLSProvider.java:62)
      javax.xml.ws.Service.&lt;init&gt;(Service.java:56)
  </code></pre>