谢谢阅读。
我已经使用 ubuntu 14.04 多年了，使用 nvidia-304 的 bumblebee 运行得很好。现在我切换到 16.04，我发现无法使用 nvidia-304 驱动程序运行 bumblebee（我的显卡在 nvidia-340 上列出，但运行效果很差，在 glxgears 上只有 1 fps 等等）。
这是我的配置文件和 lspci。
欢迎所有想法：
lspci | grep 'NVIDIA'
02:00.0 3D controller: NVIDIA Corporation GT218M [GeForce 315M] (rev ff)
大黄蜂配置文件
# Configuration file for Bumblebee. Values should **not** be put between quotes
## Server options. Any change made in this section will need a server restart
# to take effect.
[bumblebeed]
# The secondary Xorg server DISPLAY number
VirtualDisplay=:8
# Should the unused Xorg server be kept running? Set this to true if waiting
# for X to be ready is too long and don't need power management at all.
KeepUnusedXServer=false
# The name of the Bumbleblee server group name (GID name)
ServerGroup=bumblebee
# Card power state at exit. Set to false if the card shoud be ON when Bumblebee
# server exits.
TurnCardOffAtExit=false
# The default behavior of '-f' option on optirun. If set to "true", '-f' will
# be ignored.
NoEcoModeOverride=false
# The Driver used by Bumblebee server. If this value is not set (or empty),
# auto-detection is performed. The available drivers are nvidia and nouveau
# (See also the driver-specific sections below)
Driver=nvidia
# Directory with a dummy config file to pass as a -configdir to secondary X
XorgConfDir=/etc/bumblebee/xorg.conf.d
## Client options. Will take effect on the next optirun executed.
[optirun]
# Acceleration/ rendering bridge, possible values are auto, virtualgl and
# primus.
Bridge=auto
# The method used for VirtualGL to transport frames between X servers.
# Possible values are proxy, jpeg, rgb, xv and yuv.
VGLTransport=proxy
# List of paths which are searched for the primus libGL.so.1 when using
# the primus bridge
PrimusLibraryPath=/usr/lib/x86_64-linux-gnu/primus:/usr/lib/i386-linux-gnu/primus
# Should the program run under optirun even if Bumblebee server or nvidia card
# is not available?
AllowFallbackToIGC=false
# Driver-specific settings are grouped under [driver-NAME]. The sections are
# parsed if the Driver setting in [bumblebeed] is set to NAME (or if auto-
# detection resolves to NAME).
# PMMethod: method to use for saving power by disabling the nvidia card, valid
# values are: auto - automatically detect which PM method to use
# bbswitch - new in BB 3, recommended if available
# switcheroo - vga_switcheroo method, use at your own risk
# none - disable PM completely
# https://github.com/Bumblebee-Project/Bumblebee/wiki/Comparison-of-PM-methods
## Section with nvidia driver specific options, only parsed if Driver=nvidia
[driver-nvidia]
# Module name to load, defaults to Driver if empty or unset
#KernelDriver=nvidia-current
KernelDriver=nvidia-304
PMMethod=auto
# colon-separated path to the nvidia libraries
#LibraryPath=/usr/lib/nvidia-current:/usr/lib32/nvidia-current
LibraryPath=/usr/lib/nvidia-304:/usr/lib32/nvidia-304
# comma-separated path of the directory containing nvidia_drv.so and the
# default Xorg modules path
XorgModulePath=/usr/lib/nvidia-304/xorg,/usr/lib/xorg/modules
XorgConfFile=/etc/bumblebee/xorg.conf.nvidia
## Section with nouveau driver specific options, only parsed if Driver=nouveau
[driver-nouveau]
KernelDriver=nouveau
PMMethod=auto
XorgConfFile=/etc/bumblebee/xorg.conf.nouveau
xorg.conf.nvidia
Section "ServerLayout"
Identifier "Layout0"
Option "AutoAddDevices" "false"
Option "AutoAddGPU" "false"
EndSection
Section "Device"
Identifier "DiscreteNvidia"
Driver "nvidia"
VendorName "NVIDIA Corporation"
# If the X server does not automatically detect your VGA device,
# you can manually set it here.
# To get the BusID prop, run `lspci | egrep 'VGA|3D'` and input the data
# as you see in the commented example.
# This Setting may be needed in some platforms with more than one
# nvidia card, which may confuse the proprietary driver (e.g.,
# trying to take ownership of the wrong device). Also needed on Ubuntu 13.04.
BusID "PCI:02:00:0"
# Setting ProbeAllGpus to false prevents the new proprietary driver
# instance spawned to try to control the integrated graphics card,
# which is already being managed outside bumblebee.
# This option doesn't hurt and it is required on platforms running
# more than one nvidia graphics card with the proprietary driver.
# (E.g. Macbook Pro pre-2010 with nVidia 9400M + 9600M GT).
# If this option is not set, the new Xorg may blacken the screen and
# render it unusable (unless you have some way to run killall Xorg).
Option "ProbeAllGpus" "false"
Option "NoLogo" "true"
Option "UseEDID" "false"
Option "UseDisplayDevice" "none"
EndSection
dpkg --get-selections | grep 'nvidia'
bumblebee-nvidia install
nvidia-304 install
nvidia-current install
nvidia-opencl-icd-304 install
nvidia-settings install
optirun-vvv Firefox
[ 839.149086] [DEBUG]Reading file: /etc/bumblebee/bumblebee.conf
[ 839.149371] [INFO]Configured driver: nvidia
[ 839.149553] [DEBUG]optirun version 3.2.1 starting...
[ 839.149571] [DEBUG]Active configuration:
[ 839.149575] [DEBUG] bumblebeed config file: /etc/bumblebee/bumblebee.conf
[ 839.149580] [DEBUG] X display: :8
[ 839.149585] [DEBUG] LD_LIBRARY_PATH: /usr/lib/nvidia-304:/usr/lib32/nvidia-304
[ 839.149589] [DEBUG] Socket path: /var/run/bumblebee.socket
[ 839.149595] [DEBUG] Accel/display bridge: auto
[ 839.149599] [DEBUG] VGL Compression: proxy
[ 839.149603] [DEBUG] VGLrun extra options:
[ 839.149608] [DEBUG] Primus LD Path: /usr/lib/x86_64-linux-gnu/primus:/usr/lib/i386-linux-gnu/primus
[ 839.164089] [DEBUG]Using auto-detected bridge primus
[ 839.853294] [INFO]Response: No - error: [XORG] (EE)
[ 839.853326] [ERROR]Cannot access secondary GPU - error: [XORG] (EE)
[ 839.853368] [DEBUG]Socket closed.
[ 839.853401] [ERROR]Aborting because fallback start is disabled.
[ 839.853410] [DEBUG]Killing all remaining processes.