WAS服务器报内存溢出，Xmxcl参数在哪里配置？

求助：WAS服务器报内存溢出，用jca分析javacore文件，有一行建议是：Recommended -Xmxcl setting (only for IBM Java 5.0, up to and including Service Refresh 4 (build date:February 1st ,2007)) : 13,822 or greater，请问这个Xmxcl参数在哪里配置？