评论：Linux iostat监测IO状态 http://www.orczhou.com/index.php/2010/03/iostat-detail/ 一个故事@MySQL DBA Tue, 17 Jan 2012 07:17:56 +0000 hourly 1 http://wordpress.org/?v=3.0 来自：orczhou http://www.orczhou.com/index.php/2010/03/iostat-detail/comment-page-1/#comment-1804 orczhou Tue, 01 Mar 2011 08:03:16 +0000 http://www.orczhou.com/?p=1228#comment-1804 是的...THX :) 是的...THX :)

]]> 来自：zahir http://www.orczhou.com/index.php/2010/03/iostat-detail/comment-page-1/#comment-1802 zahir Tue, 01 Mar 2011 07:02:09 +0000 http://www.orczhou.com/?p=1228#comment-1802 每一个IO请求的处理的平均时间（单位是微秒）。这里可以理解为IO的响应时间，一般地系统IO响应时间应该低于5ms，如果大于10ms就比较大了。 ubuntu-server 10.10的 man page await The average time (in milliseconds) for I/O requests issued to the device to be served. This includes the time spent by the requests in queue and the time spent servicing them. 应该是毫秒吧 每一个IO请求的处理的平均时间（单位是微秒）。这里可以理解为IO的响应时间，一般地系统IO响应时间应该低于5ms，如果大于10ms就比较大了。

ubuntu-server 10.10的 man page
await
The average time (in milliseconds) for I/O requests issued to the device to be served. This includes the time spent by the requests in queue and the time spent servicing them.

应该是毫秒吧

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