Time and space spent running operating system programs to manage the system
System overhead refers to the time and space spent running operating system programs to manage the system.
In batch operating systems, overhead refers to the time other than processing jobs.
- Chinese name
- System overhead
- Foreign name
- overhead
explain
overhead , on computer network In addition to the useful data, there are many control information in the frame structure of the. This control information is called system overhead. 
