First, the software aspect
1, virus
The "Shockwave" virus also prompts the system to start automatically after 60 seconds.
Trojan programs remotely control all your computer's activities, including getting your computer restarted.
Remove viruses, trojans, or reload systems.
2, System file damage
System files are corrupted, such as the Win2K under the Kernel32.dll,win98 fonts directory of the system runtime basic files are corrupted, the system will not complete initialization at start
The previous Cloudman analyzed the Nova launch, shut off and start operations in detail through the log.I wonder if you have mastered the skills of log analysis now?Let's check it out today.This section discusses the relatively simple operation of Nova: Reboot and Lock/unlock.I will first explain the theoretical knowledge of these operations, and then leave the log analysis for everyone to complete.Everyone in the analysis process, if you have any que
There are four kinds of situations to discuss:1. Allow anyone (including those who do not have a system account at all) to reboot through the consoleKeep Ca::ctrlaltdel:/sbin/shutdown-t3-r now in the/etc/inittab fileThis line. So the whole nation can reboot your machine, as long as you hand over the console.2. Allow all system users to rebootExecute # >/etc/security/console.apps/
Linux power Management (3) _generic pm reboot process 1. ObjectiveIn the process of using a computer, shutting down and restarting is the first two operations learned. Similarly, these two operations exist in Linux, called Shutdown and restart. This is the object to be described in this article.In the Linux kernel, the mainstream shutdown and restart are implemented by "reboot" system calls (specifically re
First, the software aspect
1. Virus
The "Shockwave" virus also prompts the system to start automatically after 60 seconds.
Trojan programs remotely control all your computer's activities, including getting your computer restarted.
Remove viruses, trojans, or reload systems.
2. System File Damage
System files are corrupted, such as the Win2K under the Kernel32.dll,win98 fonts directory of the system runtime basic files are corrupted, the system will not complete initialization at startup
The reboot command of AIX must be used with caution to shut down the reboot command in the AIX system. I talked with my colleagues a few days ago about a previous problem and said why the machine was shut down after reboot, we had to run the data center on weekends. I remember an article saying something similar, so ma... the
One time reboot=975 years
Do a little research before you start this article: How many friends like reboot. Answer a: I like, every day to reboot n times. Answer B: I don't like it, it's best not to reboot for one weeks. If there is no accident, I believe most people can be grouped into the B category, after all, very
After Node 1 is reboot, why is the resource of Node 1 not failover to node 2? Symptom: the customer asked a question, that is, during the reboot process of Node 1, through monitoring, there was no
After Node 1 is reboot, why is the resource of Node 1 not failover to node 2? Symptom: the customer asked a question, that is, during the
Linux also has its own restart command, which is very simple to use. Generally, you only need to enter reboot in SSH to restart. When you control (VPS) servers, you do not need to enter the backpane of the server. you only need to open SSH and enter the preceding commands. Reboot [Syntax] reboot [option] [detailed description] the
program, requiring it to change the runlevel. Runlevel 0 is used to stop (halt),runlevel 6 is used to reactivate the (reboot) system, and Runlevel 1 is used to get the system into the state of the management work can be done, this is a preset, assuming that there is no-H and no-R parameter to shutdown. To find out what you did during the (halt) or reboot (reboot
One, logout, shutdown, restart
Unregister the system's logout command
1,logout Logout is the relative operation of landing, after the landing system, to leave the system, the user simply issued the Logout command can be:
[Root@localhost Root] #logout
Red Hat linuxrelease 9 (shike)
Kernel 2.4.20.8 on a i686
Login:← back to the landing screen
2, shutdown or reboot of the shutdown command
The shutdown command shuts down all programs and restarts
Insecure reboot boot-Linux Enterprise Application-Linux server application information. The following is a detailed description. Prepare to upgrade the database to 9201 on the aix5L platform. This kind of thing has been done a lot. I didn't think there would be any problems, but I still encountered it. Fortunately, not a problem.
The customer's database is not large, but it is special that there are multiple databases running on this host, so we need
InitFirst look at several operating levels of Linux systems# 0-Stop (do not set the Initdefault to 0, or the system will never start)# 1-Single user mode# 2-Multiuser, no NFS# 3-Full multi-user mode (standard run level)# 4– system Reserved# 5-x11 (x Window)# 6-Reboot (never set Initdefault to 6, otherwise it will be restarted)#init 0 Switch to run level 0The action is to run the following two scripts:[[email protected] RC0.D] # pwd/etc/rc.d/rc0.d[[ema
Some common shutdown/restart commands in linux include shutdown, halt, reboot, and init.The system can be restarted, but the internal working process of each command is different.We hope you can use various shutdown commands more flexibly.1. shutdownThe shutdown command safely shuts down the system. Some users disable linux by directly disconnecting the power supply,This is very dangerous. Different from windows, linux runs many processes in the backg
Linux-logout-shutdown-reboot-Linux general technology-Linux technology and application information. For details, refer to the following section. 1. log out, shut down, and restart
Log out of the system's logout command
1. Logout is a relative logon operation. After logging on to the system, if you want to leave the system, you only need to issue the logout command directly:
[Root @ localhost root] # logout
Red Hat Linuxrelease 9 (Shike)
Kernel 2.
shut down at today. If this command is executed only at, it will take several days to shut down [[email protected] ~] # Shutdown-H + 10 system: automatically shut down the host after a very long time [email protected] ~] # Shutdown-R now: the system immediately started again [[email protected] ~] # Shutdown-R + 30 'the system will reboot' after 30 minutes, the system will start again, and show the following response to all users on the listener [[ema
that has been in the line. Time : This is the parameter that must be added! Specify the time of the system! The time of the case will be stated below. Example:/sbin/shutdown-h ' I'll shutdown after ten mins '# Tell everyone that this machine will be in a very close-up! And will be displayed in front of the current login screen! # What are the parameters? Here's a few!
In addition, it is important to note that the time parameter must be added to the instruction, or shutdown will au
The reboot command of AIX must be used with caution to shut down the reboot command in the AIX system. I talked with my colleagues a few days ago about a previous problem and said why the machine was shut down after reboot, I had to run the data center on weekends. I remember an article saying something similar, so I ran the
Introduction to CommandsShutdown,poweroff,reboot,halt,init can be shut down for general use./sbin/halt [-N] [-W] [-d] [-f] [-i] [-p] [-h]/sbin/reboot [-N] [-W] [-d] [-f] [-I.]/sbin/poweroff [-N] [-W] [-d] [-f] [-i] [-h][email protected] ~]$ reboot--hUsage:reboot [-N] [-W] [-d] [-f] [-h] [-I.]-N: not synchronized before stopping the system-W: Write only wtmp
Linux also has its own restart command, which is very simple to use. Generally, you only need to enter reboot in SSH to restart. When you control (VPS) servers, you do not need to enter the backpane of the server. You only need to open SSH and enter the preceding commands.
Reboot
[Syntax] reboot [Option][Details] the rebo
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