1. A computer-implemented method comprising: providing a landscape comprising a plurality of interconnected computer systems; causing a risk assessment engine to receive a risk parameter from an agent of one of the plurality of interconnected computer systems of the landscape, wherein the risk parameter reflects probability of failure of the one of the plurality of interconnected computer systems in view of a history of change events, wherein the history of change events reflect a similar set of failed change events between the one of the plurality of interconnected computer systems and another of the plurality of interconnected computer systems; and causing the risk assessment engine to process the risk parameter to generate a risk value of making a change to the one of the plurality of interconnected computer systems.