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A KDL (short for Kernel Debug(ger) Land) is a term used on BeOS/
Welcome to Kernel Debugging Land
Haiku, 04 February 2008.
A KDL (short for Kernel Debug(ger) Land) is a term used on BeOS/Haiku
is a type of short form poetry originally from Japan. Traditional Japanese haiku consist of three phrases that contain a ''kireji'', or "cutting word", 17 '' on'' (phonetic units similar to syllables) in a 5, 7, 5 pattern, and a ''kigo'', or s ...
and possibly other operating system
An operating system (OS) is system software that manages computer hardware, software resources, and provides common services for computer programs.
Time-sharing operating systems schedule tasks for efficient use of the system and may also i ...
s for a serious kernel
Kernel may refer to:
Computing
* Kernel (operating system), the central component of most operating systems
* Kernel (image processing), a matrix used for image convolution
* Compute kernel, in GPGPU programming
* Kernel method, in machine learn ...
error which causes the computer to drop into the kernel debugger.
While a KDL brought about by a buggy driver which is not crucial, such as a filesystem
In computing, file system or filesystem (often abbreviated to fs) is a method and data structure that the operating system uses to control how data is Computer data storage, stored and retrieved. Without a file system, data placed in a storage me ...
driver, can be escaped from (with the command 'es'), it usually leaves the user needing to reboot.
Entering the kernel debugger
The Kernel Debug(ger) Land can also be entered on BeOS/Haiku
is a type of short form poetry originally from Japan. Traditional Japanese haiku consist of three phrases that contain a ''kireji'', or "cutting word", 17 '' on'' (phonetic units similar to syllables) in a 5, 7, 5 pattern, and a ''kigo'', or s ...
at any time by pressing Alt-SysReq-D on the keyboard while the system is running.Haiku, 04 February 2008.
See also
*Screen of death
In computing, a screen of death is an informal term for a type of computer operating system error message displayed onscreen when the system has experienced a fatal system error. Computer users have dubbed these messages "screens of death" because ...
*Haiku (operating system)
Haiku is a free and open-source operating system application level compatible with the discontinued BeOS. Its development began in 2001, and the operating system became self-hosting in 2008. The first alpha release was made in September 2009, a ...
* BeAPI
References
BeOS Computer errors Operating system kernels {{Comp-sci-stub