How to debug high system load?

[Jack Craig]

On Mon, Jul 30, 2012 at 1:59 PM, Suvayu Ali <fatkasuvayu+linux at gmail.com>wrote:

> Hello everyone,
>
> On Thu, Jul 12, 2012 at 01:00:34PM +0200, Suvayu Ali wrote:
> > Hi,
> >
> > I have a ThinkPad (Core i7, 2.67GHz) with F17 and I'm seeing high system
> > loads persistently. Right from boot up I see loads of 1, and often it
> > goes up to 2 or more.
> >
> > Things I have looked at:
> > 1. I'm using Xfce, so the desktop environment is also light.
> > 2. I looked at the output of `systemctl list-units' and don't see any
> >    unnecessary services enabled.
> > 3. top only says currently Xorg is the most active process with 1% CPU
> >    activity. From the activity summary of atop since boot, I see it's
> >    Xorg with 3% CPU usage. And while idling all my 4 logical cores are
> >    throttled down and are at about 1%.
> >
> > So my question is since CPU usage is already so low, what could be
> > driving up the system load? This is bugging me since I also see a
> > general sluggishness compared to a much faster system early this year.
> >
>
> To answer myself; after I upgraded to kernel 3.4.6-2.fc17.x86_64
> yesterday, I haven't seen any issues with load. My average load when
> browsing, reading email, or other regular desktop activities is ~ 0.22.
>
> Cheers,
>

 Just curious, I dont see your comments on what *top* tells you?
you did try running top ?

>
> --
> Suvayu
>
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