阅读upstart的README 。/usr/shard/doc/upstart下的README(需要解压缩) O Where are initscripts installed? How are initscripts started and stopped? O What order are initscripts started and stopped in? O How do I find the current/previous runlevel? 运行runlevel命令 运行man runlevel How do I change the runlevel? How do I change the default runlevel? How do I shutdown the machine? O How do I change the behaviour of Control-Alt-Delete? 4口4四1是4P，刀00 练奇兰(xlancher南uste,ed加，cn）(升界丸应 瓷人式操作委蛇 December 9.2014 7 29. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 阅读upstart的README /usr/shard/doc/upstart下的README（需要解压缩） 1. Where are initscripts installed? 2. How are initscripts started and stopped? 3. What order are initscripts started and stopped in? 4. How do I find the current/previous runlevel? ▶ 运行runlevel命令 ▶ 运行man runlevel 5. How do I change the runlevel? 6. How do I change the default runlevel? 7. How do I shutdown the machine? 8. How do I change the behaviour of Control-Alt-Delete? 9. ... 陈香兰（xlanchen@ustc.edu.cn） (计算机应用教研室@计算机学院嵌入式系统实验室 嵌入式操作系统 @苏州研究院中国科学技术大学Fall 2014) December 9, 2014 7 / 29