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bw_mem_rd - time memory read rate (with overhead)

Acknowledgement

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

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).

Memory Utilization

       This benchmark should move approximately the reported amount of memory.

Name

       bw_mem_rd - time memory read rate (with overhead)

Output

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

       8.0025.33

See Also

lmbench(8).

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

Synopsis

bw_mem_rdsize

See Also