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BUMBLEBEED(8) System Administration Utilities BUMBLEBEED(8)


bumblebeed - bumblebee daemon


bumblebeed [OPTION]...


Daemon for controlling the discrete nVidia video card on Optimus systems.

run daemonized (backgrounded). Implies --use-syslog
xorg.conf file to use
xorg.conf.d directory to use
allow GROUP to communicate with the daemon
the driver to use for the nvidia card. Valid values are nouveau and nvidia. This option also effects the driver section that will be used from the configuration file
ModulePath to use for Xorg (only useful for nvidia)
Name of kernel module to be loaded if different from the driver
method to use for disabling the discrete video card, valid values are auto, bbswitch, switcheroo and none. auto selects a sensible method, bbswitch (kernel module) is available for nvidia and nouveau drivers, switcheroo (vga_switcheroo) is usually for nouveau and radeon drivers and none disables PM completely
file in which the process ID is written. An empty value disables cretion of a pidfile. Note that the file must not already exist
redirect all messages to syslog
suppresses all logging messages
increase the verbosity level of log messages. It can be specified up to two times (or five if --quiet is used)
show all logging messages by setting the verbosity level to the maximum
retrieve settings for Bumblebee from FILE
start the Bumblebee X server on VDISPLAY. Do not confuse this option with the DISPLAY environment variable
libraries like are searched in PATH (useful for the nvidia driver)
use FILENAME for communication with the daemon
display this help and exit
output version information and exit


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Copyright © 2011 The Bumblebee Project License GPLv3+: GNU GPL version 3 or later <>.
This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law.

January 2021 Bumblebee 3.2.1