What are the evidences that ZIIP and Collection Tasks are being used?

Products

• Bind Analyzer for DB2 for z/OS
• SQL-Ease for DB2 for z/OS
• SYSVIEW Performance Management Option for DB2 for z/OS
• Plan Analyzer for DB2 for z/OS
• Subsystem Analyzer for DB2 for z/OS

Issue/Introduction

How to verify that Detector is offloading work to the ZIIP to reduce cpu costs and tasks have been used after making the following change to the CDBAPARM(PDT) member?

 

/*------------------------------------------------------------------*/

/*                    PDT PARMLIB OPTIONS                                */

/*------------------------------------------------------------------*/

                                                                      

XMANID     (0000)              /* XMANAGER IDENTIFIER OVERRIDE      */

TRSALL     (N)                    /* TRACE STATUS: LIST ALL USERS ON    */

                                        /*    ACTIVE AND PENDING QUEUES         */

USECOLLTASKS (Y)            /* USE COLLECTION TASKS                     */  <=========

COLLTASKSCNT (2)            /* COLLECTION TASKS 2                         */  <=========

USEZIIP     (Y)                   /* USE ZIIP                                           */   <=========

 

 

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Environment

Release:
Component: PDT

Resolution

Once ZIIP is in use you'll see the PDT0196 DETECTOR COLLECTION TASK PARAMETERS IN USE... in the xmanager log. You can also go to the product(Detector)  and select Option collection status screen (3.c) to see the zIIP usage under column PDT-XM-ZIIP.