12 Facts About Linux console

Linux console is a system console internal to the Linux kernel.

The Linux console provides a way for the kernel and other processes to send text output to the user, and to receive text input from the user.

The Linux console are implemented by the VT subsystem of the Linux kernel, and do not rely on any user space software.

Linux console was one of the first features of the kernel and was originally written by Linus Torvalds in 1991 .

The Linux console uses fixed-size bitmap, monospace fonts, usually defaulting to 8x16 pixels per character.

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Linux console is an optional kernel feature, and most embedded Linux systems do not enable it.

Linux console provides a way for the kernel and other processes to output text-based messages to the user, and to receive text-based input from the user.

Each virtual Linux console can have its own character set and keyboard layout.

Linux console kernel has almost complete support for keyboard input, but it remains a bit inconsistent because it interacts badly with different character sets.

Linux console is capable of supporting any VGA-style text mode, but the kernel itself has very limited means to set these modes up.

Linux serial console is a console implementation via serial port, enabled by option CONFIG_SERIAL_CONSOLE in the kernel configuration.

The serial Linux console allows the same mode of access for the system, but usually at a slower speed due to the small bandwidth of RS-232.