Patent ID: 7320124

Claim:
An apparatus for analyzing and displaying an operation of a computer, the apparatus comprising: a measuring module measuring and collecting as chronological event trace data a software event occurring within a computer to be measured; an analyzing module analyzing the operation of said computer based on the event trace data collected by said measuring module; and a display manifesting the operation of said computer analyzed by said analyzing module; said measuring module detecting both a first event of changing processes on said computer and a second event of performing inter-process communications and then collecting said first and second events as chronological information; said analyzing module creating data displaying a process operation, said data representing a run period and a non-run period of each process, from said first event, and creating inter-process communications data from said second event, said inter-process communications data being formed of a pair of a transmission process and a transmission time and a pair of a reception process and a reception time in inter-process communications; said display manifesting the run period and the non-run period of each process in a chronological order and manifesting, in one-to-one correspondence, a point represented with a transmission process and a transmission time and a point represented with a reception process and a reception time in each inter-process communications.