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Date:      Tue, 5 Jun 2012 12:40:19 +0200
From:      Matthias Gamsjager <mgamsjager@gmail.com>
To:        Oliver Pinter <oliver.pntr@gmail.com>
Cc:        Albert Shih <Albert.Shih@obspm.fr>, Matt Thyer <matt.thyer@gmail.com>, freebsd-stable@freebsd.org
Subject:   Re: Load when idl on stable
Message-ID:  <CA%2BD9QhsfG8EU2i39-0haNwSK9an3gn-NXBRoZChkgT6hnuk%2B2w@mail.gmail.com>
In-Reply-To: <CAPjTQNHgzBEUZ0icA0uz58zy7nkCqz96LBaLe%2BK_XVEYS5DR%2BA@mail.gmail.com>
References:  <20120531202334.GA27926@pcjas.obspm.fr> <CACM2%2B-7DjxL2kruwnro_ajfWP99oR6Hw=p3LVxS_5BeA3tkSEQ@mail.gmail.com> <CAPjTQNHgzBEUZ0icA0uz58zy7nkCqz96LBaLe%2BK_XVEYS5DR%2BA@mail.gmail.com>

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On Sun, Jun 3, 2012 at 11:55 PM, Oliver Pinter <oliver.pntr@gmail.com>wrote:

> I think, this is the old thread:
> http://freebsd.1045724.n5.nabble.com/High-load-event-idl-td5671431.html
>
> The interrupt rerouting does not help?
>
> On 6/3/12, Matt Thyer <matt.thyer@gmail.com> wrote:
> > On Jun 1, 2012 11:27 PM, "Albert Shih" <Albert.Shih@obspm.fr> wrote:
> >>
> >> Hi
> >>
> >> I already post a message about my problem
> >>
> >> I've three PC, all are Dell. Two laptop and one desktop.
> >>
> >> All run FreeBSD 9-Stable amd64
> >>
> >> Since 1 or 2 months I notice the load is never drop down 0.8-0.9 event
> > when
> >> nothing running but only on those laptop.
> >>
> >> I update today my desktop to last csup src and everything is fine on the
> >> desktop.
> >>
> >> On both laptop the load is still at 0.8 - 0.9
> >>
> >> And in same time the usb mouse on the laptop stop working meaning I can
> >> use the touchpad, but if I plug a usb mouse, the kernel see the device
> >> but
> >> the mouse not working on xorg.
> >>
> >> Is' not block my work so I can live with that. I just want report those
> >> problems.
> >>
> >> Regards.
> >>
> >> JAS
> >
> > Is this due to a high rate of interrupts ?
> > i.e. can you see this with "systat -vm 1" with a large number in the
> "intr"
> > field.
> >
> > If yes, run "vmstat -i" to see what interrupt is being hit.
> >
> > Then tell us what hardware is on that irq (from grep irq
> > /var/run/dmesg.boot).
> >
> > Matt
>
>

did you enable device polling for your NIC?



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