The single predefined situation in this category monitors JVM services..
You can increase the CLASSCACHE size that is defined using SIT option JVMCCSIZE.
Formula
If the value of Open_Status is less than CICSplex_JVM_Classcache_Details.Cache_Size then situation CICSplex_JVMClasscache_Warning is true.
See also the CICSplex JVM Analysis attribute group.