This chapter introduces some basic Linux process management basics and some common toolsThe concept of Linux process, this must be distinguished from the program:Process: A copy of a running program that is a collection of instructions that is
After we use SSH to connect the server, if it takes a very long time to execute a command, when the terminal is broken, the command will stop automatically after the SSH client executes the command, the default of his parent process is ssh, so when
After we use SSH to connect to the server, if it takes a very long time to execute a command, the command stops automatically when the terminal is broken off.In general, after the SSH client executes the command, the default of his parent process is
http://blog.csdn.net/bingqingsuimeng/article/details/7922217
When you connect a removable device to the system, the following events occur sequentially in the background of the system:
The L kernel detects new hardware inserts and notifies HotPlug
When you connect a removable device to the system, the following events occur sequentially in the background of the system:
The kernel detects new hardware inserts, and then notifies HotPlug and Udev separately. The former is used to load the
Process command pstreeCentOS7 show process tree[[email protected] tmp]# pstreesystemd─┬─NetworkManager─┬─dhclient │ └─2*[{NetworkManager}] ├─abrt-watch-log ├─abrtd ├─atd ├─auditd───{auditd}
First, start the general flowchartKernel and INITRD: Probe hardware-load driver (INITRD, Micro Linux), mount root file system->rootfs (/sbin/init). INITRD is not a must.Two or three the main initNarrated three major Init systems: Sysvinit,upstart
Just add a-fast parameter to OK. Other parameters depending on your situation, such as you do not need QT3 support can add-no-qt3support, or do not need to WebKit plug-in-no-webkitConfiguration parameter options:The preceding is the * number that
Before compiling, I have done the compilation of d-bus1.8.10,glib2.28.6,bluez-libs-3.36,bluez-utils-3.36, and has set up the environment, if it has been successfully compiled, but could not find the compiled library file, you can refer to the HTTP :/
Meego Development Guide 1.0 development tutorial transferred from: meego Chinese
Introduction
To get a development overview of the meego platform, the best place is meego developers. Here we will discuss more detailed issues, such as the details
I wanted to upgrade Gentoo very early. Because my Gentoo version is too old. As a result, many software cannot be installed, and one can jump out:
[Blocks B]
However, there is a high risk of upgrading, especially updating X. If the update fails, X
The sort command sorts the rows in the files specified by the file parameter and writes the results to standard output. If the file parameter specifies multiple files, the sort command connects the files and sorts them as a file.Sort syntaxsort
Vamei Source: Http://www.cnblogs.com/vamei Welcome reprint, Please also keep this statement. Thank you!What a computer can actually do is essentially very simple, such as calculating the number of two numbers, and then finding an address in memory,
1./usr/lib/gcc/i686-linux-gnu/4.6/. /.. /.. /i386-linux-gnu/crt1.o:in function ' _start ':(. text+0x18): Undefined reference to ' main 'COLLECT2:LD return 1Reason:no main function in source file2. To get compile options-i and-lPkg-config Lib
E.g:pkg-
SYSTEMD is an init software under Linux, developed by Lennart Poettering, whose development goal is to provide a better framework to represent the dependencies between system services, and to implement parallel start-up of services when the system
D-bus three-tier architecture
D-bus is a message bus system for communication between applications for communication between processes. It is a 3-tier architecture of the IPC system, including:
1, function library Libdbus, for two applications to
How to Use wifi-linux to detect AP signal strength
As a Python geek, I like to explore new Python tools for Linux users on github. Today I found a tool written in Python for detecting AP signal strength: wifi-linux.
I have been experimenting on wifi-
Chapter 3 help and helpInternal and External commands
Internal commands: commands integrated by the system. commands integrated into the bash program can be viewed using enable and help, and run directly in the memory like the system. The execution
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