user terminal

My knowledge is not deep, the following content is on-line harvesting for future use. Signal Signal Detail Description Concise Description processing Mode 1) SIGHUP This signal is issued at the

The trap command is used to specify the action to be taken after the signal is received. A common use is to complete the cleanup when the script is interrupted. However, this time I met it because the customer has a requirement: the user who

I. Process definitionProcess is the work that the CPU does not completeTwo 2.ps commandsPsA # #关于当前环境的所有进程X # #与当前环境无关的所有进程F # #显示进程从属关系E # #显示进程调用环境工具的详细信息L # #长列表显示进程的详细信息U # #显示进程的用户信息650) this.width=650; "Src=" https://s5.51cto.com/wyfs02/M01/8F/

System and Management commandsUsers and Groups class commandsUsersDegree of importance: MediumDisplays all logged-on users. This command is basically consistent with the who-q.GroupsDegree of importance: MediumLists the current user and the group to

1) SIGHUPThis signal is issued at the end of the user terminal connection (normal or abnormal), usually at the end of the control process of the terminal to notify the same session of the various jobs, when they are no longer associated with the

LINUX Signal Concept DetailedWe run the following command to see a list of supported signals from Linux:# kill-l1) SIGHUP 2) SIGINT 3) Sigquit 4) SIGILL5) SIGTRAP 6) SIGABRT 7) Sigbus 8) SIGFPE9) SIGKILL (SIGUSR1) SIGSEGV) SIGUSR213) sigpipe)

Linux Process signal SIGHUP terminate process terminal line hang up SIGINT terminate process interrupt process Sigquit build core file terminate process and generate core file Sigill build core file non- Sigtrap Set up core file tracking

Guardian Process OverviewThe daemon, which is commonly referred to as the daemon process, is a background service process in Linux.It is a long-lived process, usually independent of the control terminal and periodically performs some sort of task or

How to use:Format 1:last-nN Specify the number of accounts, the latest first n login information (user, terminal, IP, date, time and duration)Format 2:last-n Purpose: In daily work, if you want to troubleshoot the most recent years who are or have

you can see a list of supported signals from Linux:$ kill-l1) sighup        2) sigint        3) sigquit       4) Sigill 5) sigtrap       6) SIGABRT        7) sigbus        8) SIGFPE 9) sigkill       sigusr1     ) sigsegv      12) SIGUSR213) (sigpipe 

[From] http://www.zw1840.com/blog/zw1840/2008/10/putty-xming-linux-gui.html by zw1840 on October, 10:01 AM | No Comments | No TrackBacks Using VMware as a database for Oracle Enterprise Linux VMS on your PC, virtual machine OEL does not have a

Transferred from: http://blog.csdn.net/yusiguyuan/article/details/43272225After finishing:Signal SignalIn UNIX systems, software interrupts are implemented with signalsSignal to parent process, end of child processAn interrupt is a program that

Sighup Terminate process terminal line hangs upSIGINT Terminate process Interrupt processSigquit establishes core file termination process and generates core filesSigill establish core file illegal instructionSigtrap establishes core file tracking

In recent years, the mobile communication field presents the trend of data and broadband, WiMAX adopts multicarrier modulation technology, which can provide high-speed data service, and has the characteristics of high frequency spectrum resource

Orphan process and daemon processThrough the previous study we learned how to create a process through the fork () function and the vfork () function. Now let's go into two special processes: The orphan process and the daemon.I. The orphan process1.

At present, China's wireless routing industry is developing rapidly, and it also drives the development of relevant industries. Wireless routing cats are also an important component. With the development of the IT industry, there are currently a few

Three attack methods bypass Cisco TACACS + Original article: 3 attacks on cisco tacacs bypassing In this article, the author introduces three methods to bypass TACACS on Cisco devices.No.1 DoS attacks bypass Cisco TACACS + No. 2 Local cracking PSK

Broadband Network access private switches are generally directly connected to user terminals. Once a user terminal is infected with the worm virus, the virus will seriously consume bandwidth and the capital of the private switch, and even cause

I. ARP virus analysisAPR virus is an address spoofing virus. When a host in the LAN runs the ARP spoofing Trojan program, it deceives all hosts and routers in the LAN so that all Internet traffic must pass through the virus host. Other users

When using Python to delete files, always reported this error, check the ERROR5 error is denied accessWhen using Python to delete files, the error has been reported, check the ERROR5 error is to deny access. So is the deletion permission