IBM® utilities support system-managed data sets. However, SMS catalog usage and device-independence might affect your jobs. You should evaluate the differences in SMS processing among the following areas:

• Disposition processing
• Locate processing
• VOL=SER usage
• VOL=REF usage
• UNIT usage
• UNIT=AFF usage
• IEHLIST processing
• IEHMOVE processing
• IEHPROGM processing
• IEBGENER processing
• Generation data group (GDG) processing