bonnie++

Official Website: bonnie++

Linux底下專門設計來量測硬碟的讀寫效能程式。

sudo apt-get install bonnie++

在預設狀況下bonnie++會自動使用兩倍的記憶體大小的buffer來做測試。

一個範例執行畫面如下:
xinyu$ bonnie++ -d /media/TestDrive/
Writing a byte at a time...done
Writing intelligently...done
Rewriting...done
Reading a byte at a time...done
Reading intelligently...done
start 'em...done...done...done...done...done...
Create files in sequential order...done.
Stat files in sequential order...done.
Delete files in sequential order...done.
Create files in random order...done.
Stat files in random order...done.
Delete files in random order...done.
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
xinyu 733 98 82251 17 49522 17 2501 99 161162 26 10783 263
Latency 16574us 337ms 506ms 9673us 6121us 4842us
Version 1.96 ------Sequential Create------ --------Random Create--------
xinyu -Create-- --Read--- -Delete-- -Create-- --Read--- -Delete--
files /sec %CP /sec %CP /sec %CP /sec %CP /sec %CP /sec %CP
16 +++++ +++ +++++ +++ +++++ +++ +++++ +++ +++++ +++ +++++ +++
Latency 224us 1764us 510us 217us 8us 36us
1.96,1.96,
xinyu,1,1295148264,6544M,,733,98,82251,17,49522,17,2501,99,161162,26,10783,263,16,,,,,+++++,+++,+++++,+++,+++++,+++,+++++,+++,+++++,+++,+++++,+++,16574us,337ms,506ms,9673us,6121us,4842us,224us,1764us,510us,217us,8us,36us

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