Linux raspbian 3.1.9+ #63 Wed May 16 14:42:21 BST 2012 armv6l GNU/Linux wheezy/sid Kingston Class 4, 4GB card. Version 1.96 ------Sequential Output------ --Sequential Input- --Random- Concurrency 1 -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 raspbian 512M 52 94 3219 4 1138 2 474 88 5046 4 43.9 5 Latency 1040ms 8965ms 3201ms 264ms 783ms 1400ms Version 1.96 ------Sequential Create------ --------Random Create-------- raspbian -Create-- --Read--- -Delete-- -Create-- --Read--- -Delete-- files /sec %CP /sec %CP /sec %CP /sec %CP /sec %CP /sec %CP 16 1669 31 +++++ +++ 2330 26 1891 34 +++++ +++ 2196 25 Latency 3268us 3805us 4131us 783us 216us 351ms 1.96,1.96,raspbian,1,1337764236,512M,,52,94,3219,4,1138,2,474,88,5046,4,43.9,5,16,,,,,1669,31,+++++,+++,2330,26,1891,34,+++++,+++,2196,25,1040ms,8965ms,3201ms,264ms,783ms,1400ms,3268us,3805us,4131us,783us,216us,351ms