linux KDB

http://elinux.org/KDB

https://www.kernel.org/pub/linux/kernel/people/jwessel/kdb/

https://www.kernel.org/pub/linux/kernel/people/jwessel/kdb/usingKDB.html

https://www.ibm.com/developerworks/cn/linux/l-kdbug/

http://www.drdobbs.com/open-source/linux-kernel-debugging/184406318

http://dev.man-online.org/man1/kdb/

http://oss.sgi.com/projects/kdb/

http://blog.youkuaiyun.com/fudan_abc/article/category/367215

http://en.wikipedia.org/wiki/KGDB

https://www.ibm.com/developerworks/cn/linux/l-kdb/

http://blog.youkuaiyun.com/qishi_blog/article/details/7362514

http://www.kgdb.info/

http://blog.chinaunix.net/uid-26940235-id-3488520.html