We started stress test run in Feb. 14 with JDK1.4.2_b16 with AS7.0 MU1.
After one day run, it throwed gfollowing exception in server.log:
[15/Feb/2003:08:16:05] WARNING (24063): StatefulSessionContainer.passivateEJB(), passivation failed, hence reactivating the
 bean
[15/Feb/2003:19:24:39] SEVERE (24063): StandardWrapperValve[jsp]: Servlet.service() for servlet jsp threw exception
javax.servlet.ServletException
        at org.apache.jasper.runtime.PageContextImpl.handlePageException(PageContextImpl.java:471)
        at _jasper._index_jsp._jspService(_index_jsp.java:426)
        at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:107)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:853)
        at com.iplanet.ias.web.jsp.JspServlet$JspServletWrapper.service(JspServlet.java:552)
        at com.iplanet.ias.web.jsp.JspServlet.serviceJspFile(JspServlet.java:368)
        at com.iplanet.ias.web.jsp.JspServlet.service(JspServlet.java:287)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:853)
        at org.apache.catalina.core.StandardWrapperValve.invokeServletService(StandardWrapperValve.java:720)
        at org.apache.catalina.core.StandardWrapperValve.access$000(StandardWrapperValve.java:118)
        at org.apache.catalina.core.StandardWrapperValve$1.run(StandardWrapperValve.java:278)
        at java.security.AccessController.doPrivileged(Native Method)
        at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:274)
        at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:505)
        at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:212)
        at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:505)
        at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:203)
        at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:505)
        at com.iplanet.ias.web.connector.nsapi.NSAPIProcessor.process(NSAPIProcessor.java:157)
        at com.iplanet.ias.web.WebContainer.service(WebContainer.java:598)
----- Root Cause -----
java.lang.OutOfMemoryError

[16/Feb/2003:03:22:19] SEVERE (24063): HTTP3069: Error accepting connection (PR_PROC_DESC_TABLE_FULL_ERROR: file descriptor
table full)
...

We have system monitor runnning at that time. We didn't see any accident in the chart. If you need, you may contact me to get the CPU/mem chart.
My machine is qesol2.red.iplanet.com. We'll use it for another platform test. I'll save the log in my folder./home/yingbin/jdk1.4.2.result.
###@###.### 2003-02-17
###@###.### 2003-02-17