upstart ●Upstart is an event-based(基于事件的)replacement for the /sbin/init daemon which handles starting of tasks and services during boot, stopping them during shutdown and O supervising them while the system is running. o In essence,Upstart is an event engine:it O creates events, handles the consequences of those events being emitted and O starts and stops processes as required. 。关于Upstart的详细介绍， 参见http://upstart.ubuntu.com/cookbook/,或者 参见/usr/shard/,doc/upstart下的README(需要解压缩)，或者 使用下列命令可以查看upstart和init相关信息 man init 或者 man upstart o Ubuntu-14.04 upstart-1.12.1 4口4四是4P在刀0C 东香兰(xlanchenoustc,edu.cn)(计年丸应 长人式控作系蛇 December 9.2014 6/29. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . upstart Upstart is an event-based(基于事件的) replacement for the /sbin/init daemon which handles 1. starting of tasks and services during boot, 2. stopping them during shutdown and 3. supervising them while the system is running. In essence, Upstart is an event engine: it 1. creates events, 2. handles the consequences of those events being emitted and 3. starts and stops processes as required. 关于Upstart的详细介绍， 参见http://upstart.ubuntu.com/cookbook/，或者 参见/usr/shard/doc/upstart下的README（需要解压缩），或者 使用下列命令可以查看upstart和init相关信息 man init 或者 man upstart Ubuntu-14.04：upstart-1.12.1 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 6 / 29