https://www.ibm.com/docs/en/ims/15.2.0?topic=set-dfsjvmev-jvm-environment-settings-member
IMS 15.2 - System definition - DFSJVMEV (JVM environment settings member)
The DFSJVMEV member of the IMS PROCLIB data set is a sample member that is supplied in the IMS sample library (the SDFSSMPL data set). Use this member to...
environment settingsimssystemdefinitionjvm