On Sat, 16 Apr 2016 15:31:19 -0300, Sebastián Pedersen wrote: >I would be surprise if any other application is overwriting the DPMS >configuration.
No app does, I'm lacking in concentration at the moment ;). I'm sorry. What is reported by "xset -q" are the really used values, no ifs, no buts, no overwriting. Something is fishy, hopefully somebody else could chime in.
