Master volume temporarily lowered while playing system notifications

[Dave Ulrick]

On Tue, 9 Feb 2010, Kevin Kofler wrote:

> Dave Ulrick wrote:
>> It looks like my problem was indeed a pulseAudio feature.  In pavucontrol
>> I found a slider for "System Sounds" that was set to 90%.  (I have no idea
>> of how it got set that way to begin with; I don't recall ever changing
>> volumes in pavucontrol.) Increasing it to 100% eliminated the master
>> volume level changes.  Problem solved!
>
> Looks like you're a victim of the PulseAudio "flat volumes" "feature": set:
> flat-volumes = "no"
> in /etc/pulse/daemon.conf to disable it.
>
> Setting all volumes to 100% works around that, but the best solution is
> probably to disable it entirely.

Thanks for the tip.  A quick Google for "pulseaudio flat volumes" suggests 
that this "feature" is not beloved by all.  Turning off flat volumes does 
eliminate the master volume fluctuation.

Dave
-- 
Dave Ulrick
Email: d-ulrick at comcast.net