The invention provides a method for analysing the real-time capability of a system, in particular a computer system, where various tasks are provided, wherein the tasks are repeatedly performed and wherein an execution of a task is triggered by an activation of the task and this represents an event of the task, wherein a plurality of descriptive elements are provided to describe the time correlation of the events as event stream, wherein the event streams may detect the maximum time densities of the events and/or the minimum time densities of the events, and wherein at least a further descriptive element to which an amount of event streams is assigned and which describes the time correlation of an entirety of events which are captured by at least two event streams.