Changes between Version 51 and Version 52 of jazz/Performance_Tuning


Ignore:
Timestamp:
Oct 14, 2014, 11:08:13 AM (10 years ago)
Author:
jazz
Comment:

--

Legend:

Unmodified
Added
Removed
Modified

  • jazz/Performance_Tuning

    v51 v52  
    276276   * 如果要測試硬碟 I/O 速度，可以用 '''hdparm -t'''
    277277{{{
    278 jazz@Wdebian:~$ sudo hdparm -t /dev/sda
     278sudo hdparm -t /dev/sda
     279sudo hdparm -T /dev/sda
     280sudo hdparm --direct -t /dev/sda
     281sudo hdparm --direct -T /dev/sda
    279282}}}
    280283   * [工具二] smartctl - [http://packages.debian.org/smartmontools Debian 有 smartmontools 套件] - [http://unixfoo.blogspot.com/2007/11/disk-information-using-smartctl.html 也可以拿來測試硬碟效能]