h1:35:respawn:/etc/init.d/init.evmd run >/dev/null 2>&1 </dev/null h2:35:respawn:/etc/init.d/init.cssd...fatal >/dev/null 2>&1 </dev/null h3:35:respawn:/etc/init.d/init.crsd run >/dev/null 2>&1 /dev/null 2>&1 </dev/null 只有脚本/etc/init.d/init.ohasd被调用,之前版本的
runlevels:可以被忽略 action: 运行时机,指应用程序何时(action)行动,它的参数有(参数必须小写): sysinit(用来初始化时启动), respawn(每当相应的进程终止运行时...且 ASKFIRST和 RESPAWN会在while中一直运行. 3.3分析上面run_actions ()函数是怎么运行链表节点的,代码如下: static void run_actions(int...| ASKFIRST时,也不需要等待执行完毕 else if (a->action & (RESPAWN | ASKFIRST)) { if (a->pid == 0)...| ASKFIRST)的节点 3.2.3 , 除了没分析run(a)以外,RESPAWN和ASKFIRST还是没懂什么不同....= '\n'); //一直等待用户回车 } BB_EXECVP(cmdpath, cmd); //创建子进程 } 从上面分析出,当执行action=RESPAWN时
在inittab中的以下6行就是定义了6个终端: 1:2345:respawn:/sbin/mingetty tty1 2:2345:respawn:/sbin/mingetty tty2 3:2345...:respawn:/sbin/mingetty tty3 4:2345:respawn:/sbin/mingetty tty4 5:2345:respawn:/sbin/mingetty tty5 6:...2345:respawn:/sbin/mingetty tty6 从上面可以看出在2、3、4、5的运行级别中都将以respawn方式运行mingetty程序,mingetty程序能打开终端、设置模式。
runlevel [2345] # When to stop the service stop on shutdown # Automatically restart process if crashed respawn...respawn limit 10 5 script export PATH=/usr/local/mongodb/bin:/opt/local/bin:/opt/local/sbin:/usr...runlevel [2345] # When to stop the service stop on shutdown # Automatically restart process if crashed respawn...respawn limit 10 5 script export PATH=/home/vagrant/.nvm/v0.10.43/bin:/opt/local/bin:/opt/local
:/sbin/mingetty tty1 2:2345:respawn:/sbin/mingetty tty2 3:2345:respawn:/sbin/mingetty tty3 4:2345:respawn...:/sbin/mingetty tty4 5:2345:respawn:/sbin/mingetty tty5 6:2345:respawn:/sbin/mingetty tty6...# Run xdm in runlevel 5 x:5:respawn:/etc/X11/prefdm -nodaemon Runlevel 0是让init关闭所有进程并终止系统。...SIGPWR信号时运行 powerokwait 当收到SIGPWD信号且/etc/文件中的电源状态包含OK时运行 powerwait 当收到SIGPWD信号,并且init等待进程结束时运行 respawn...getty进程来提供虚拟终端设备的服务,例如: 3:2345:respawn:/sbin/mingetty tty3 标签字段的值是3,3是设备tty3的数字后缀,tty3与相应的进程相关联,该getty
Pushing respawn out by 8 seconds....Pushing respawn out by 10 seconds....Pushing respawn out by 8 seconds....Pushing respawn out by 10 seconds....Pushing respawn out by 8 seconds. ---- 我的天,每隔几秒 com.alipay.DispatcherService, com.apple.nowplayingtouchui
=lo) stop on shutdown # Respawn the process on unexpected termination respawn # respawn the...respawn limit 7 5 # zeppelin was installed in /usr/share/zeppelin in this example chdir /usr/share
z6:6:respawn:/sbin/sulogin # What to do when CTRL-ALT-DEL is pressed....# 1:2345:respawn:/sbin/getty 38400 tty1 2:23:respawn:/sbin/getty 38400 tty2 3:23:respawn:/sbin/getty...38400 tty3 4:23:respawn:/sbin/getty 38400 tty4 5:23:respawn:/sbin/getty 38400 tty5 6:23:respawn:/...sbin/getty 38400 tty6 # Example how to put a getty on a serial line (for a terminal) # T0:2345:respawn...:/sbin/getty -n -l /bin/cli -t 60 ttyS0 38400 #T1:23:respawn:/sbin/getty -L ttyS1 9600 vt100 # Example
在 inittab 中的以下 6 行就是定义了 6 个终端: 1:2345:respawn:/sbin/mingetty tty1 2:2345:respawn:/sbin/mingetty tty2...3:2345:respawn:/sbin/mingetty tty3 4:2345:respawn:/sbin/mingetty tty4 5:2345:respawn:/sbin/mingetty tty5...6:2345:respawn:/sbin/mingetty tty6 从上面可以看出在 2、3、4、5 的运行级别中都将以 respawn 方式运行 mingetty 程序,mingetty 程序能打开终端
只留一个控制台,可以节省内存,防止从不同的控制台登录,修改如下: vi /etc/inittab # Run gettys in standard runlevels 1:2345:respawn...:/sbin/mingetty tty1 #2:2345:respawn:/sbin/mingetty tty2 #3:2345:respawn:/sbin/mingetty tty3...#4:2345:respawn:/sbin/mingetty tty4 #5:2345:respawn:/sbin/mingetty tty5 #6:2345:respawn:/sbin/
-- 自动探索 --> ...-- 清扫路径规划器 --> <node pkg="clean_robot" type="next_goal" respawn
mycentos修改其配置: 1、修改 /etc/securetty 到最后添加 ttyS0 echo ttyS0 >>/etc/securetty 2、修改/etc/inittab 到最后添加 S0:12345:respawn...:/sbin/agetty/ ttyS0 115200 echo “S0:12345:respawn:/sbin/agetty/ ttyS0 115200” >> /etc/inittab 3、修改/
bootfloopy/etc/* rootfs/etc 修改inittab,(根据它创建其他子进程) 原始文件为: 1 ::sysinit:/etc/init.d/rcS 2 ::respawn... 修改后为: —(1):开机免登陆,直接打开shell(前面数字为行号) 1 ::sysinit:/etc/init.d/rcS 2 #::respawn...:-/bin/sh 3 #::respawn:-/bin/login 4 console::askfirst:-/bin/sh 5 #tty2::askfirst...ctrlaltdel:/bin/umount -a -r —(2):开机需要登陆(前面数字为行号) 1 ::sysinit:/etc/init.d/rcS 2 #::respawn...:-/bin/sh 3 ::respawn:-/bin/login 4 #console::askfirst:-/bin/sh 5 #tty2::askfirst
(argv[1], "-s") || LONE_CHAR(argv[1], '1')) ) { /* Start a shell on console */ new_init_action(RESPAWN...,用作中断:stdin,stdout,stderr:printf,scanf,err runlevels:忽略 : Valid actions include: sysinit, respawn...,用作中断:stdin,stdout,stderr:printf,scanf,err runlevels:忽略 : Valid actions include: sysinit, respawn...} else if (a->action & ONCE) { run(a); delete_init_action(a); } else if (a->action & (RESPAWN...创建process子进程 delete_init_action(a);//在init_action_list链表中删除应用程序 while (1) { run_actions(RESPAWN
=lo) stop on shutdown # Respawn the process on unexpected termination respawn # respawn the job up...within a 5 second period. # If the job exceeds these values, it will be stopped and marked as failed. respawn
在inittab中的以下6行就是定义了6个终端:1:2345:respawn:/sbin/mingetty tty12:2345:respawn:/sbin/mingetty tty23:2345:respawn...:/sbin/mingetty tty34:2345:respawn:/sbin/mingetty tty45:2345:respawn:/sbin/mingetty tty56:2345:respawn...:/sbin/mingetty tty6从上面可以看出在2、3、4、5的运行级别中都将以respawn方式运行mingetty程序,mingetty程序能打开终端、设置模式。
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