On Sat, Mar 06, 2010 at 02:26:28PM +0100, Tomas Bodzar wrote:
> Hi all,
>
> I set sensorsd and sensorsd.conf this way :
>
> # $OpenBSD: sensorsd.conf,v 1.8 2007/08/14 19:02:02 cnst Exp $
> # Monitor laptop battery for remaining capacity
> hw.sensors.acpibat0.watthour3:low=1.40Wh:command=/etc/sensorsd/switchoff
> Command is simple :
>
> #!/bin/sh
> shutdown -h now "Shutdown caused by sensor"
>
> It's running from point of view that computer is turned off in case of
> low battery or high battery on some of sensor which has command
> assigned. Problem starts if your battery is empy and computer turned
> off. So you plug AC and start laptop. If you are below limit for
> hw.sensors.acpibat0.watthour3 then your laptop is turned off after
> login again. It's quite understandable, but if you're above limit
> behavior is still same. Is it problem this part from man page for
> sensorsd.conf?
>
> If the limits are crossed or if the status provided by the driver
> changes, sensorsd(8)'s alert functionality is triggered and a command, if
> specified, is executed.
>
> Battery status trough this sensor is changing because battery was
> empty and now laptop is in AC and charging. Does it really mean that
> it will turn off my computer after every change of battery status
> untill my battery is fully recharged?
Yes. Write a better script to fix this. Some ideas: if the CPU gets hot,
switch to low speed (apm -L) instead of turning the machine off; if the
battery is low, check if you're connected to wall power before turning
off; etc.
Joachim
