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1.1 ! root 1: .TH TIME 1 "18 January 1983" ! 2: .UC 4 ! 3: .SH NAME ! 4: time \- time a command ! 5: .SH SYNOPSIS ! 6: .B time ! 7: command ! 8: .SH DESCRIPTION ! 9: The ! 10: given command is executed; after it is complete, ! 11: .I time ! 12: prints the elapsed time during the command, the time ! 13: spent in the system, and the time spent in execution ! 14: of the command. ! 15: Times are reported in seconds. ! 16: .PP ! 17: The times are printed on the diagnostic output stream. ! 18: .PP ! 19: .I Time ! 20: is built in to ! 21: .IR csh (1), ! 22: using a different output format. ! 23: .SH BUGS ! 24: Elapsed time is accurate to the second, ! 25: while the CPU times are measured ! 26: to the 100th second. ! 27: Thus the sum of the CPU times can be up to a second larger ! 28: than the elapsed time. ! 29: .PP ! 30: .I Time ! 31: is a built-in command to ! 32: .IR csh (1), ! 33: with a much different syntax. This command is available as ! 34: ``/bin/time'' to ! 35: .I csh ! 36: users.
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