TIME

Section: User Commands (1)
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BSD mandoc
 

NAME

time - time command execution  

SYNOPSIS

[-lp ] utility  

DESCRIPTION

The utility executes and times utility After the utility finishes, writes the total time elapsed, the time consumed by system overhead, and the time used to execute utility to the standard error stream. Times are reported in seconds.

Available options:

-l
The contents of the rusage structure are printed.
-p
The output is formatted as specified by St -p1003.2-92 .

The csh(1) has its own and syntactically different builtin version of The utility described here is available as /usr/bin/time to csh users.  

DIAGNOSTICS

The utility shall exit with one of the following values:

1-125
An error occurred in the utility.
126
The utility was found but could not be invoked.
127
The utility could not be found.

Otherwise, the exit status of shall be that of utility  

SEE ALSO

csh(1), getrusage(2)  

FILES

/usr/include/sys/resource.h

 

STANDARDS

The utility conforms to St -p1003.2-92 .  

BUGS

The granularity of seconds on microprocessors is crude and can result in times being reported for CPU usage which are too large by a second.


 

Index

NAME
SYNOPSIS
DESCRIPTION
DIAGNOSTICS
SEE ALSO
FILES
STANDARDS
BUGS

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Time: 04:29:43 GMT, April 24, 2025