bw_mem_rd man page on DragonFly

bw_mem_rd man page on DragonFly

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BW_MEM_RD(8)			    LMBENCH			  BW_MEM_RD(8)

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  Microsys‐
       tems Computer Corporation.

SEE ALSO
       lmbench(8).

(c)1994 Larry McVoy		    $Date$			  BW_MEM_RD(8)

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