Re: events for power plug

[Joel Roth <joelz@pobox.com>]

On Sat, Mar 12, 2016 at 05:35:17PM -0300, Bruno Schneider wrote:
> I have a notebook with Debian testing (Stretch) that gets slow
> whenever the power cord is plugged in. I can't figure out the exact
> reason for that, but it seems that setting the CPU governor to
> performance helps a lot.
> 
> But calling cpufreq-selector is hard for regular users. I wish to make
> a script that is called upon power plug events, with root privileges.

The cpufreqd package already does this.

Install, and look at /etc/cpufreqd.conf

Or,  you could poll the command on_ac_power to get the
status changes. 

Joel
 
> I read documentation from acpi and pm-powersave, and from my
> understanding, scripts in /etc/pm/power.d/ should be called every time
> the power plug status changes with parameters "true" or "false". So I
> created a script there, but it seems to be called only at boot time,
> and not every time the power plug status changes.
> 
> Can anybody help?
> -- 
> Bruno Schneider
> 

-- 
Joel Roth