Regarding the compatibility of Ca Disk with z/OS 2.1, 2.2, 2.3, please see the „z/OS Compatibilty Matrix“ under Link:
https://support.ca.com/phpdocs/0/MSPSaccount/COMPAT/zos_compat.HTML
The „z/OS Compatibilty Matrix“ shows still „TBD“ for z/OS 2.3 and some of our products. However, the current status with z/OS 2.3 for CA Disk is compatible with the following PTFS applied: RO97457 RO98760 RO98801 RO98802 RO98803 RO98903
Compatibility Matrix:
https://support.ca.com/phpdocs/0/MSPSaccount/COMPAT/zos_compat.HTML#IN000062_CUW125_PTFLIST
Additional information for CA Disk 12.5: see article TEC1501837: "Dumps Suppressed for Jobs Using JSCBPASS"
http://ecm.ca.com/KB/Pages/authoring/create-KB-Article.aspx?kbid=TEC1501837
CA Disk Open SVC Zaps:
======================
If any problem occur for the Open SVC Zaps for z/OS 2.3 ,
we need the output of the following DUMPT from that system, so we could send you the correct ones to apply:
//DUMPT EXEC PGM=AMASPZAP
//SYSPRINT DD SYSOUT=*
//SYSLIB DD DSN=SYS1.LPALIB,DISP=SHR <= z/OS 2.3
//SYSIN DD *
DUMPT IFG0194A IFG0194E
DUMPT IGC0001I IFG0196W
DUMPT IGGDADSM IGGDAU01
DUMPT IGC00020 IFG0201R
/*