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Date:      Tue, 27 Sep 2005 03:14:25 -0700
From:      Glenn Dawson <glenn@antimatter.net>
To:        Vlad GALU <vladgalu@gmail.com>, freebsd-stable@freebsd.org
Subject:   Re: device polling and high load averages
Message-ID:  <6.2.3.4.2.20050927031346.043d5060@cobalt.antimatter.net>
In-Reply-To: <79722fad05092702411f0b15e1@mail.gmail.com>
References:  <1413940267.20050927112619@gmail.com> <79722fad05092702411f0b15e1@mail.gmail.com>

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At 02:41 AM 9/27/2005, Vlad GALU wrote:
>On 9/27/05, peceka <peceka@gmail.com> wrote:
> > Hi,
> >
> > I've got:
> > fw3# uname -r
> > 5.4-RELEASE-p7
> >
> > in my kernel config i've set:
> > options         HZ=1000
> > options         DEVICE_POLLING
> >
> > fw3# cat /etc/rc.conf | grep ifconfig
> > ifconfig_em0="inet 192.168.1.251 netmask 255.255.255.0 polling"
> >
> > fw3# cat /etc/sysctl.conf | grep poll
> > kern.polling.enable=1
> > kern.polling.idle_poll=1
> >
> > And all the time i've got:
> > fw3# uptime
> > 11:22AM  up  1:59, 1 user, load averages: 1.00, 1.00, 0.96
> >
> > from top:
> > last pid: 88131;  load averages:  1.00,  1.00,  0.96
> > 24 processes:  1 running, 23 sleeping
> > CPU states:  0.0% user,  0.0% nice, 99.2% system,  0.8% 
> interrupt,  0.0% idle
> >
> > But this machine do nothing, just pure FBSD system. So why there is
> > such high load aver.?
> >
>
>   Because of kern.polling.idle_poll.

and a load average of 1 isn't exactly "high" either...


> > Best regards,
> > p.
> >
> > _______________________________________________
> > freebsd-stable@freebsd.org mailing list
> > http://lists.freebsd.org/mailman/listinfo/freebsd-stable
> > To unsubscribe, send any mail to "freebsd-stable-unsubscribe@freebsd.org"
> >
>
>
>--
>If it's there, and you can see it, it's real.
>If it's not there, and you can see it, it's virtual.
>If it's there, and you can't see it, it's transparent.
>If it's not there, and you can't see it, you erased it.
>_______________________________________________
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