sdsl::stop_watch Class Reference

A helper class to meassure the time consumption of program pieces. More...

#include <testutils.hpp>

List of all members.

Public Member Functions
void	start ()
	Start the stopwatch.
void	stop ()
	Stop the stopwatch.
double	get_user_time ()
	Get the elapsed user time in milliseconds between start and stop.
double	get_sys_time ()
	Get the elapsed system time in milliseconds between start and stop.
double	get_real_time ()
	Get the elapsed real time in milliseconds between start and stop.
uint64_t	get_abs_user_time ()
	Get the elapsed user time in milliseconds since the first construction of a stop_watch in the current process.
uint64_t	get_abs_sys_time ()
	Get the elapsed system time in milliseconds since the first construction of a stop_watch in the current process.
uint64_t	get_abs_real_time ()
	Get the elapsed real time in milliseconds since the first construction of a stop_watch in the current process.
uint64_t	get_abs_page_faults ()

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Detailed Description

A helper class to meassure the time consumption of program pieces.

stop_watch is a stopwatch based on the commands getrusage and gettimeofday. Where getrusage is used to determine the user and system time and gettimeofday to determine the elapsed real time.

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Member Function Documentation

uint64_t sdsl::stop_watch::get_abs_real_time

(

)

Get the elapsed real time in milliseconds since the first construction of a stop_watch in the current process.

See also:

get_real_time

uint64_t sdsl::stop_watch::get_abs_sys_time

(

)

Get the elapsed system time in milliseconds since the first construction of a stop_watch in the current process.

See also:

get_sys_time

uint64_t sdsl::stop_watch::get_abs_user_time

(

)

Get the elapsed user time in milliseconds since the first construction of a stop_watch in the current process.

See also:

get_user_time

double sdsl::stop_watch::get_real_time

(

)

Get the elapsed real time in milliseconds between start and stop.

See also:

start, stop, get_sys_time, get_user_time

double sdsl::stop_watch::get_sys_time

(

)

Get the elapsed system time in milliseconds between start and stop.

See also:

start, stop, get_real_time, get_user_time

double sdsl::stop_watch::get_user_time

(

)

Get the elapsed user time in milliseconds between start and stop.

See also:

start, stop, get_real_time, get_sys_time

void sdsl::stop_watch::start

(

)

Start the stopwatch.

See also:

stop

void sdsl::stop_watch::stop

(

)

Stop the stopwatch.

See also:

start

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The documentation for this class was generated from the following file:

• sdsl/include/sdsl/testutils.hpp