Preparing for VSAM record-level sharing

Planning for and installing VSAM RLS requires coordination with system hardware and software groups. This section describes the tasks that the storage administrator must do with the MVS systems programmer and the CICS® database administrator to prepare to use VSAM RLS:

• Determining hardware requirements
• Understanding the product environment for VSAM RLS
• Determining applications that can use VSAM RLS
• Ensuring same systems connectivity
• Planning for availability
• Defining sharing control data sets
• Defining CF cache structures
• Defining the primary CF lock structure
• Modifying the SYS1.PARMLIB IGDSMSxx member
• Establishing authorization for VSAM RLS