A Sleeping FreeBSD Box.

Lane lane at joeandlane.com
Mon Oct 30 11:44:22 UTC 2006

On Monday 30 October 2006 03:54, nicky wrote:
> Hello all,
> I've got a 'weird' problem and i hope someone get point me in the right
> direction to a proper solution.
> Somehow, i have no idea why, but my production server falls asleep. It
> has happened twice now in the last week. When 'sleeping' the box doesn't
> respond to any outside network related communication, like pinging, etc.
> However, when i login through the console. It comes alive and responds
> to everything again, just like normal. It even continues processes that
> were running before it fell 'asleep', which is why i assume they are
> suspended during nap time.
> The server has been up and running since August, never had any problems
> with it before. I've checked all logs etc, so far i can't see anything
> as to why it would fall asleep. I figured that even if there is such a
> thing as hibernation on FreeBSD it would turn up in a log, but i've not
> seen it so far.
> Does anyone have any idea's/hints on where to look??
> FreeBSD version is 6-Stable.
> Greetz,
> Nick

check out

man acpi

there are some tunables that you can put in /etc/sysctl.conf to turn off 
certain power management items during boot.


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