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While this is still an issue for me, I've found a workaround. By adding primusrun to the shortcut, it reliably launches in fully functional form the first time after rebooting my machine. Any subsequent launches are likely to blackscreen, but the first one almost always works. Another workaround is to install SKSE (Skyrim Script Extender), create a ...


Instead of adding the primusrun command in Launch Options (primusrun %command%) you can add primusrun in a shell script in the game directory in the .steam-directory. Each game seems to have its own shell script. CS:GO for instance has: ".steam/steam/SteamApps/common/Counter-Strike Global Offensive/csgo.sh" Find the script for dota2 and change the line: ...


Go into your BIOS settings and disable the iGPU. If the hardware cannot be found, no modules will be loaded except the discrete GPU, resulting in the GPU to be used for everything! Low quality reviewers: That's it! ;-)


after install nvidia or ati driver edit .../World of Warcraft/WTF/Config.wtf and change SET gxApi "D3D9" to SET gxApi "OpenGL"


I am not familiar with bumblebee but anyway take a look to these tools: TLP, lm_sensors and indicator-cpufreq. All of them easy to google and handy in use for contolling speed and temperature of your cpu. And btw I suppose you using latest distro? Because very old distros (with kernel < 2.3x) had problem with pcie_aspm parameter on latest hardware which ...


after having some problems with lightdm as well (probably related) I decided to install gdm. Which seems to have fixed all the other issues as well!

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