.TH TIME 1 .SH NAMEtime \- time a command.SH SYNOPSIS.B timecommand.SH DESCRIPTIONThegiven command is executed; after it is complete,.I timeprints the elapsed time during the command, the timespent in the system, and the time spent in executionof the command.Times are reported in seconds..PPThe execution time can depend on what kind of memorythe program happens to land in;the user time in MOS is often half what it is in core..PPThe times are printed on the diagnostic output stream..SH BUGSElapsed time is accurate to the second,while the CPU times are measuredto the 60th second.Thus the sum of the CPU times can be up to a second largerthan the elapsed time.