On Tue, Mar 12, 2013 at 6:43 AM, Szymon Szydełko <sszydelko@gmail.com> wrote:
2. Hmm, can I disable Intel gpu? And just leave Nvidia one?
As far as I know you cannot do that on a Optimus system. Maybe your card is not turned on when optirun starts. My journal when starting `optirun glxspheres' : Mar 12 21:30:01 lightning.hexchain.org kernel: bbswitch: enabling discrete graphics Mar 12 21:30:02 lightning.hexchain.org kernel: pci 0000:01:00.0: power state changed by ACPI to D0 Mar 12 21:30:02 lightning.hexchain.org kernel: vgaarb: device changed decodes: PCI:0000:01:00.0,olddecodes=none,decodes=none:owns=none Mar 12 21:30:02 lightning.hexchain.org kernel: NVRM: loading NVIDIA UNIX x86_64 Kernel Module 313.26 Wed Feb 27 13:04:31 PST 2013 Mar 12 21:30:03 lightning.hexchain.org logger[15184]: button/lid: ACPI group/action undefined: processor / LNXCPU:00 Mar 12 21:30:03 lightning.hexchain.org acpid[313]: client connected from 15180[0:996] Mar 12 21:30:03 lightning.hexchain.org acpid[313]: 1 client rule loaded Mar 12 21:30:04 lightning.hexchain.org bumblebeed[323]: [13353.380547] [WARN][XORG] (WW) NVIDIA: This server has an unsupported input driver ABI version (have 19.1, need < 19.0). The driver will continue to load, but may behave strangely. Mar 12 21:30:04 lightning.hexchain.org bumblebeed[323]: [13353.380596] [WARN][XORG] (WW) NVIDIA(0): Unable to get display device for DPI computation. Mar 12 21:30:16 lightning.hexchain.org kernel: bbswitch: disabling discrete graphics Mar 12 21:30:16 lightning.hexchain.org kernel: pci 0000:01:00.0: Refused to change power state, currently in D0 Mar 12 21:30:16 lightning.hexchain.org kernel: pci 0000:01:00.0: power state changed by ACPI to D3cold Mar 12 21:30:18 lightning.hexchain.org acpid[313]: client 15180[0:996] has disconnected Notice those lines containing "power state changed by ACPI".