Run bonnie++ on Raspberry PI 3 SD card: ld0 at sdmmc0: <0x03:0x5344:SL32G:0x80:0x364d344d:0x0f8> ld0: 29476 MB, 7486 cyl, 128 head, 63 sec, 512 bytes/sect x 60367872 sectors ld0: 4-bit width, SDR50, 100.000 MHz Version 1.03e ------Sequential Output------ --Sequential Input- --Random- -Per Chr- --Block-- -Rewrite- -Per Chr- --Block-- --Seeks-- Machine Size K/sec %CP K/sec %CP K/sec %CP K/sec %CP K/sec %CP /sec %CP rpi3 2G 2515 44 3038 5 2691 5 6014 96 22596 18 1248 13 ------Sequential Create------ --------Random Create-------- -Create-- --Read--- -Delete-- -Create-- --Read--- -Delete-- files /sec %CP /sec %CP /sec %CP /sec %CP /sec %CP /sec %CP 16 219 70 19368 100 1366 80 262 83 327 97 551 88 rpi3,2G,2515,44,3038,5,2691,5,6014,96,22596,18,1247.8,13,16,219,70,19368,100,1366,80,262,83,327,97,551,88 USB flash: sd0 at scsibus0 target 0 lun 0: disk removable sd0: 7633 MB, 15509 cyl, 16 head, 63 sec, 512 bytes/sect x 15633408 sectors Version 1.03e ------Sequential Output------ --Sequential Input- --Random- -Per Chr- --Block-- -Rewrite- -Per Chr- --Block-- --Seeks-- Machine Size K/sec %CP K/sec %CP K/sec %CP K/sec %CP K/sec %CP /sec %CP rpi3 2G 5693 91 6560 11 5169 10 6044 97 18172 14 17.7 0 ------Sequential Create------ --------Random Create-------- -Create-- --Read--- -Delete-- -Create-- --Read--- -Delete-- files /sec %CP /sec %CP /sec %CP /sec %CP /sec %CP /sec %CP 16 242 69 19351 99 3389 99 306 88 345 96 713 90 rpi3,2G,5693,91,6560,11,5169,10,6044,97,18172,14,17.7,0,16,242,69,19351,99,3389,99,306,88,345,96,713,90 Direct IO tests: SD: Version 1.03e ------Sequential Output------ --Sequential Input- --Random- -Per Chr- --Block-- -Rewrite- -Per Chr- --Block-- --Seeks-- Machine Size K/sec %CP K/sec %CP K/sec %CP K/sec %CP K/sec %CP /sec %CP rpi3 2G 2752 49 2986 6 2495 5 5878 88 23561 17 1230 12 ------Sequential Create------ --------Random Create-------- -Create-- --Read--- -Delete-- -Create-- --Read--- -Delete-- files /sec %CP /sec %CP /sec %CP /sec %CP /sec %CP /sec %CP 16 259 82 19457 99 1576 94 233 67 307 94 503 78 rpi3,2G,2752,49,2986,6,2495,5,5878,88,23561,17,1229.8,12,16,259,82,19457,99,1576,94,233,67,307,94,503,78 USB flash: Version 1.03e ------Sequential Output------ --Sequential Input- --Random- -Per Chr- --Block-- -Rewrite- -Per Chr- --Block-- --Seeks-- Machine Size K/sec %CP K/sec %CP K/sec %CP K/sec %CP K/sec %CP /sec %CP rpi3 2G 5741 90 6359 12 5236 10 6086 97 17917 14 16.7 0 ------Sequential Create------ --------Random Create-------- -Create-- --Read--- -Delete-- -Create-- --Read--- -Delete-- files /sec %CP /sec %CP /sec %CP /sec %CP /sec %CP /sec %CP 16 255 73 19356 99 3383 100 318 91 365 97 752 90 rpi3,2G,5741,90,6359,12,5236,10,6086,97,17917,14,16.7,0,16,255,73,19356,99,3383,100,318,91,365,97,752,90