[CentOS] Reason for high load on CentOS

Markus Falb markus.falb at fasel.at
Mon Mar 26 06:00:25 EDT 2012


On 26.3.2012 07:07, Mihamina Rakotomandimby wrote:
> On 03/26/2012 07:31 AM, Kaushal Shriyan wrote:
>>>> Are there tools or utilities to understand about the reason behind high
>>>> load on CentOS Linux.
>>>> Please help me understand with examples.

> The load average has relationship with I/O.

Not necessarily.
I would define load as the number of processes who are waiting to get
cpu time.

While a process is waiting for cpu there are 2 cases:
a) the cpu is blocked waiting for a I/O operation to finish
b) the cpu is calculating for another process
-- 
Kind Regards, Markus Falb

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