KI2A0010I ATF IMSMON EXIT ACTIVATED FOR IMSID=iiii

Explanation

The OMEGAMON for IMS ATF IMSMON exit KOIMON00 was activated for IMSiiii, where iiii is the IMS ID. When KOIMON00 is activated for the first time after the IMS iiii startup, this message is issued to inform you that ATF can be started.