Reboot Linux faster using kexec

1.from IBM developer : http://www.ibm.com/developerworks/linux/library/l-kexec.html

2. from 紅塵萬丈: http://tw.myblog.yahoo.com/jw!tzeXibOaEQUcL.ja6fRpXFg-/article?mid=136&prev=168&l=f&fid=12

3. kboot 正式網站: http://kboot.sourceforge.net/index.html

4. from orzlab : http://orzlab.blogspot.com/2007/06/kboot.html