1; Copyright (c) 2009 The Chromium Authors. All rights reserved. 2; Use of this source code is governed by a BSD-style license that can be 3; found in the LICENSE file. 4; 5; A simulation of disk traffic from power on to login screen. This is taken 6; from an average of 3 boots. It does not include the traffic generated by 7; the loader, but it does include the traffic generated by mounting the root 8; file system. It does not include a sync, the dirty pages waiting to be 9; written to the disk are accounted for in the "login" script. 10; 11 12[boot] 13filename=${FILENAME} 14size=${FILESIZE} 15 16time_based 17runtime=5m 18 19ioengine=libaio 20iodepth=4 21direct=1 22 23readwrite=randrw 24; 86,395 KiB (3,900 ios) Read 404 KiB (210 ios) Written 25; rwmixwrite = 2.10% by ios 26rwmixwrite=2 27 28; Probabilities merged down to the 8 most common sizes. 29; Read 30; 4k: 51.461 % 31; 8k: 3.059 % 32; 12k: 4.308 % 33; 16k: 16.936 % 34; 32k: 9.167 % 35; 68k: 5.313 % 36; 80k: 5.291 % 37; 128k: 4.464 % 38; Write 39; 4k: 91.463 % 40; 8k: 4.878 % 41; 24k: 3.659 % 42 43; Fudge numbers to add up to 100% 44bssplit=4k/52:8k/3:12k/4:16k/17:32k/9:68k/6:80k/5:128k/4,4k/91:8k/5:24k/4 45 46norandommap 47 48