Does the CA TPX CF structure for Generic Resources support the ALTER attribute?

Products

• TPX - Session Management
• Vman Session Management for z/OS

Issue/Introduction

Using FAQ262849 to size the TPX CF structure for our new z14.

There is a field in the IBM CFSizer, OEM tab, List Structure labeled ALTER which makes a significant difference in structure size.

Per IBM, ALTER support is a function of the application.

Does the CA TPX CF structure for Generic Resources support the ALTER attribute?

Environment

TPX 5.4

Resolution

Yes, TPX does support the use of ALTER.

 

From CB0VJCL(CFSTRUCT):

/*    Below is a Sample to allow alter and system-managed rebuild        

      Note:  it appears here as a comment, modify to your specifications 

             and uncomment. */                                           

                                                                         

/*                                                                       

STRUCTURE NAME(XE16CFTPXAPPL) SIZE(20480)                                

                               INITSIZE(4096)                            

                               ALLOWAUTOALT(YES)                         

                               PREFLIST(CFCCENF2,CFCCSM1)                

*/                                                                       

 

We also provide messages to track begin and end:

 

TPXL5135  CF-EVT-EXIT: STRUCTURE ALTER REQUEST BEGIN, STRUCT yyyyyyy

Reason:  An alter structure request has been initiated for the CA TPX structure yyyyyyy.

Action:  None.

 

TPXL5136  CF-EVT-EXIT: STRUCTURE ALTER REQUEST ENDED, STRUCT yyyyyyy

Reason:  An alter structure request for the CA TPX structure yyyyyyy has been completed.

Action:  None.