[CentOS] vmstat and loadavg disagree about system load

Jonathan Billings billings at negate.org
Thu Oct 9 13:54:48 UTC 2014


On Thu, Oct 09, 2014 at 05:29:44AM +0000, Mingfei Hua wrote:
> Followed line is quoted from “man vmstat”, it means r+b=running
> process + uninterruptible sleep process.  So, what’s the definition
> of system load, doesn’t it include running process and process in
> uninterruptible sleep. Which part is wrong? Please explicitly
> denote. 

This is how the load average is calculated:

https://en.wikipedia.org/wiki/Load_(computing)#Reckoning_CPU_load


-- 
Jonathan Billings <billings at negate.org>



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