==================================================
Transparent Hugepages enabled
# Running 'mem/memcpy' benchmark:
# function 'default' (Default memcpy() provided by glibc)
# Copying 512MB bytes ...

       3.615686 GB/sec

 Performance counter stats for 'perf bench mem memcpy -s 512MB -l 20':

           8175495      cache-misses
        5616823271      cycles
        1824114396      instructions              #    0.32  insn per cycle

       3.124887793 seconds time elapsed

       2.951396000 seconds user
       0.159017000 seconds sys


==================================================
Transparent Hugepages disabled
# Running 'mem/memcpy' benchmark:
# function 'default' (Default memcpy() provided by glibc)
# Copying 512MB bytes ...

       7.481827 GB/sec

 Performance counter stats for 'perf bench mem memcpy -s 512MB -l 20':

           5623207      cache-misses
        3538295801      cycles
        2327685084      instructions              #    0.66  insn per cycle

       1.966829084 seconds time elapsed

       1.433441000 seconds user
       0.529403000 seconds sys