malloc & free op/s 98% 96% 75% med avg min max malloc/0 11764705 88 87 85 85 85 77 1850 free/0 12345679 85 83 82 80 81 72 908 malloc/1 11764705 87 87 85 85 85 75 1691 free/1 12500000 85 83 80 80 80 71 1488 malloc/16 15625000 66 66 66 64 64 62 528 free/16 16393442 62 62 61 61 60 56 1242 malloc/64 9803921 104 103 103 101 101 96 6513 free/64 10989010 95 93 91 90 90 85 5500 malloc/256 9803921 127 103 103 101 102 96 1301 free/256 10989010 95 93 91 90 91 62 1733 malloc/1024 10000000 106 103 101 99 100 96 4152 free/1024 10989010 95 93 91 91 91 85 4383 malloc/4096 9900990 106 104 101 101 101 77 1436 free/4096 10989010 95 93 91 91 91 62 1553 malloc/65536 10638297 104 103 99 99 94 75 4364 free/65536 11904761 95 93 91 90 84 59 4168 malloc/1048576 10101010 101 101 99 99 99 95 451 free/1048576 11235955 95 93 90 90 89 77 1537 malloc/2097152 10000000 127 104 101 99 100 95 4423 free/2097152 11111111 96 95 91 90 90 64 1324 malloc/4194304 9900990 106 104 101 99 100 95 9740 free/4194304 11111111 96 95 93 90 90 61 1496 /dev/zero → /dev/null op/s 98% 96% 75% med avg min max read/0 1000000000 2 2 2 0 1 0 173 write/0 3558718 302 284 282 281 281 273 1244 read/1 3194888 337 316 314 313 313 305 1927 write/1 3378378 318 298 297 294 295 287 1921 read/65536 328731 3149 3139 3070 3040 3042 2948 5177 write/65536 3125000 340 324 321 319 320 313 743 read/1048576 21984 48058 45968 45853 45587 45487 44479 61329 write/1048576 3058103 385 342 324 322 327 316 4495 read/4194304 5036 230164 204326 198601 197497 198562 194143 251680 write/4194304 865051 1807 1560 1271 1111 1156 696 2062 read/16777216 1057 910590 905703 902567 899444 946048 881387 5769113 write/16777216 650195 2146 1876 1608 1515 1538 1159 2333 read/67108864 258 3745200 3728715 3693398 3678543 3869317 3497288 23969796 write/67108864 572737 2518 2255 1881 1724 1746 998 2648 read/268435456 66 14791686 14724182 14345799 14275809 15101930 13974566 96281179 write/268435456 567214 2428 2191 1897 1740 1763 1274 2837