Hi Thamizh,
You can look for the corresponding note in the SAP Support Portal:
https://websmp209.sap-ag.de/notes
You can also use google.com...
Here you have some notes that explains what can be activated and controlled with these parameters...
CTM_ENGINE
consolut - /SAPAPO/CTMEPF - CTM: Predefined Control Parameter for CTM Engine
1383835 - Scheduling after integration of external procurement
orders
DIS_USE_SUPPLY_SEL
1876872 - Disaggregation ignores ATP categories from supply
profile
DYNPEG_INSIDE_ORDER
992616
- Fixed pegging egdge withing an order
1514934 - CTM Performance during order selection
IOREL_FAIRSHARE
1628028 - CTM Planning parameter for Fairshare IO Relation
ML_PREFETCH
649952
- CTM: Order selection runtime with master record selection
PRIOBYSHIPDATE
619050
- PRIOBYSHIPDATE parameter does not prioritize demands
1133486 - GR Time added to PRIOBYSHIPDATE planning parameter
TOPORDER_INFO
1401278 - LiveCache Memory Usage for APS_PEG_CAT_GET_ORDERS
Kind Regards,
Mariano