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| Unix Processes | |
" In fact, we might have more than one process running even with only person executing the program, because (you will see later) the program can ``split into two,'' making two processes out of one. . Keep in mind that all Unix commands, e.g. cc and mail, are programs, and thus contribute processes to the system when they are running. If 10 users are running mail right now, that will be 10 processes. At any given time, a typical Unix system will have many active processes, some of which were set up when the machine was first powered up. . Every time you issue a command, Unix starts a new process, and suspends the current process (the C-shell) until the new process completes (except in the case of background processes, to be discussed lat"
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