Re: device polling and high load averages

From: Vlad GALU (vladgalu_at_gmail.com)
Date: 09/27/05

  • Next message: Glenn Dawson: "Re: device polling and high load averages" 
    Date: Tue, 27 Sep 2005 12:41:56 +0300
To: freebsd-stable@freebsd.org

    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.

    > Best regards,
    > p.
    >
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  • Next message: Glenn Dawson: "Re: device polling and high load averages"