Poster of Linux kernelThe best gift for a Linux geek
BW_MEM_RD

BW_MEM_RD

Section: LMBENCH (8) Updated: $Date$
Local index Up
 

NAME

bw_mem_rd - time memory read rate (with overhead)  

SYNOPSIS

bw_mem_rd size  

DESCRIPTION

bw_mem_rd allocates the specified amount of memory, zeros it, and then times the reading of that memory as a series of integer loads and adds. Each four byte integer is loaded and added to accumulator.

The size specification may end with ``k'' or ``m'' to mean kilobytes (* 1024) or megabytes (* 1024 * 1024).  

OUTPUT

Output format is "%0.2f %.2f\n", megabytes, megabytes_per_second, i.e.,

8.00 25.33  

MEMORY UTILIZATION

This benchmark should move approximately the reported amount of memory.  

ACKNOWLEDGEMENT

Funding for the development of this tool was provided by Sun Microsystems Computer Corporation.  

SEE ALSO

lmbench(8).


 

Index

NAME
SYNOPSIS
DESCRIPTION
OUTPUT
MEMORY UTILIZATION
ACKNOWLEDGEMENT
SEE ALSO

This document was created by man2html, using the manual pages.
Time: 22:01:23 GMT, April 16, 2011