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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.
-D, --daemon
run daemonized (backgrounded). Implies --use-syslog
-x, --xconf FILE
xorg.conf file to use
--xconfdir DIR
xorg.conf.d directory to use
-g, --group GROUP
allow GROUP to communicate with the daemon
--driver DRIVER
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
-m, --module-path PATH
ModulePath to use for Xorg (only useful for nvidia)
-k, --driver-module NAME
Name of kernel module to be loaded if different from the driver
--pm-method METHOD
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
--pidfile FILE
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
-q, --quiet, --silent
suppresses all logging messages
-v, --verbose
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
-C, --config FILE
retrieve settings for Bumblebee from FILE
-d, --display VDISPLAY
start the Bumblebee X server on VDISPLAY. Do not confuse this option with the DISPLAY environment variable
-l, --ldpath PATH
libraries like are searched in PATH (useful for the nvidia driver)
-s, --socket FILENAME
use FILENAME for communication with the daemon
-h, --help
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.
August 2020 bumblebeed (Bumblebee) 3.2.1