Statistics and Performance HDBs are maintained in the same way. You can alter any of the HDB characteristics, such as container data set name and allocation size.
File Systems Options Help
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Maintain HDB More: >
Command ===> _________________________________________________________________
Review and update HDB definition options then press EXIT to save.
Name . . . . . . CICSP1S_ Type STATS APPLID CICSP1__ + Image MVS1____
Description . . Statistics HDB for CICSP1_______
Specify View . . 1 1. Options 2. Data Sets
Statistics Reports:
S Select to specify Statistics Reports
Data Retention Period:
HDB: Years ___ Months 10_ Weeks ___ Days ___ Hours ___
DB2: Years ___ Months ___ Weeks ___ Days ___ Hours ___
Data Set Allocation Settings:
DSN Prefix . . . . . . CICSPA__________
Management class . . . ________ (Blank for default management class)
Storage class . . . . ________ (Blank for default storage class)
Volume serial . . . . ______ (Blank for system default volume)
Device type . . . . . ________ (Generic unit or device address)
Data class . . . . . . ________ (Blank for default data class)
Space Units . . . . . CYLS____ (TRKS, CYLS)
Primary quantity . . 10______ (In above units)
Secondary quantity 10______ (In above units)
F1=Help F3=Exit F4=Prompt F7=Backward F8=Forward F10=Actions F12=Cancel
In the following example, we have activated collection for Transaction Manager statistics.
File Edit Options View Help
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Statistics Reports Line 1 of 26
Command ===> ________________________________________________ Scroll ===> CSR_
DB2
___ ** Reports ** Collect Load
- ___ Regions Yes No .
A__ Transaction Manager Yes No
- ___ CICS Dispatcher Yes No
___ Dispatcher Overview Yes No
___ Dispatcher TCB Modes Yes No
___ Dispatcher TCB Pools Yes No
___ MVS TCB Overview Yes No
___ MVS TCBs Yes No
- ___ CICS Storage Yes No
___ Storage Overview Yes No
___ DSAs Yes No
___ Domain Subpools Yes No
___ Task Subpools Yes No
+ ___ CICS Dumps Yes No
___ Enqueue Pools Yes No
+ ___ Connectivity No No
+ ___ Files and Databases No No
+ ___ Logging No No
+ ___ Queues No No
…
Note that either activating new reports, or deactivating reports already collecting data does not change the data already collected. All the existing data can still be reported, regardless of whether collection is still active or not.