| 摘要 |
PROBLEM TO BE SOLVED: To provide a computer system having an operation history storing function for preventing the loss of an operation history, and for preventing the deterioration of real time responsiveness. SOLUTION: Input data input from an input/output device 2 are transmitted through an input/output control means 3 of a monitor target computer 1 to an operation history recording means 6, and the operation history recording means 6 records the input data obtained from the input/output control means 3 as an operation history in an operation history buffer 5, and transmits it to a program 4, and transmits output data obtained from the program 4 to the input/output control means 3, and when there is no emptiness in the operation history buffer 5, abandons the input data obtained from the input/output control means 3, and the operation history of the operation history buffer 5 is transmitted to a monitor computer 8 by an operation history transmission means 7, and stored in an operation history storage means 9 of the monitor computer 8, and displayed by an operation history display device 11. COPYRIGHT: (C)2010,JPO&INPIT |
