Linux

MegaRAID is an LSI command-line RAID management tool, we used to configure the raid through the Web page to configure, the steps are cumbersome, and the configuration will need to restart the operating system. The MegaRAID tool allows us to

Linux Delete file does not free space issue processingor/root partition full (my root partition is/dev/sda1,/dev/sda1 full)http://blog.csdn.net/donghustone/article/details/7085240After the files in Linux are deleted, the space is not released

Learning should be a happy thing. Happy things should be shared, everyone happy!"Love Linux" first lesson Linux overviewIn this lesson, think about these questions with your friends.Question one: Talk about Linux learning?From four aspects, why

0Recommended in Linux you sometimes need to debug USB interface serial message, but no similar to Windows Hound tool, feel more pain, in fact, the Linux kernel provides usbmon This tool, can collect serial information.1. Prepare:Hook up the Debugfs (

I. Introduction TO Services for NFSNFS is the abbreviation for the network file system, which is the web filesystem. A contract for the decentralized file system, developed by Sun, was announced in 1984. The function is to enable different machines,

* Modify IP AddressImmediate effect: ifconfig eth0 192.168.1.100 netmask 255.255.255.0Restart Effective: Vim/etc/sysconfig/network-scripts/ifcfg-eth0--Add or modify the following linesBootproto=staticipaddr=192.168.1.100netmask=255.255.255.0* Modify

This original article belongs to the "Linux Greenhouse" blog.The blog address is http://roclinux.cn.Article author for RocI hope you can donate to support the operation and development of the Linux greenhouse blog. See "About Donations"==I haven't

CLOSED: No connection is active or in progressEstablised: The state of the connection has been established;Syn_sent: Send the active line (SYN sign) of the connection packet;SYN_RECV: Received a request to connect the active connection

After the/bin/echo is executed, the do_exit is mobilized and the child process is destroyed:Let's start with the system call exit () and first look at the implementation of exit () and go to the kernel-state execution sys_exit.Asmlinkage long

Properties of a file or directory under Linux[Email protected] ~]# ls-l-rw-r--r--. 1 root root 9119 Nov 09:29 install.logdrwxr-xr-x. 2 root root 4096 Mar 13:50 test#列出当前所有的目录 ^d represents a type that begins with D[Email protected] ~]# ls-l |grep ' ^

OverviewUnicast is used for end-to-end communication between two hosts, and broadcasts are used for data communication on all hosts on the entire LAN for a host. Unicast and broadcast are two extremes, either to communicate with a host, or to

based on the Sbull program in the Linux device driver book to Linux Block device driver summary analysis.Start by understanding the core data structures in this block device:struct Sbull_dev {int size; /* Device Size in sectors */U8 *data; /* The

CatFunction: Display all the contents of a file at onceCommon options:-N numbering of all output lines starting from 1-B is similar to-n, except that it is not numbered for blank lines-S When you encounter a row that has more than two consecutive

Linux is a UNIX-derived operating system, and Linux has a tool PS to view the current process. This tool can be used on the command line.What is the PS command?View its man manual to see that the PS command gives a snapshot of the process in the

CpRole: Copying filesCommon options:-L Establish a hard link to the source file instead of copying the file-S creates a symbolic link to the source file instead of copying the file-P preserves the properties of the source file or directory,

Upgrade Ubuntu10.04 with 2.6.32 kernel to 3.0 kernel graphic tutorial 1. Complete the following practical work and screenshot the practice steps: 1) download and install the Virtual Machine VMWare Workstation; 2) install Linux2.x on the virtual

Centos6.X install smokeping If it is 64-bit[Root @ localhost src] # uname-Linux localhost. localdomain 2.6.18-274.3.1.el5 #1 SMP Tue Sep 6 20:13:52 EDT 2011 x86_64 x86_64 x86_64 GNU/Linux[Root @ localhost Test] # perl-vThis is perl, v5.8.8 built for

How to install the web crawler tool Scrapy on Ubuntu 14.04 LTS This is an open-source tool for extracting website data. The Scrapy framework is developed using Python, which makes crawling fast, simple, and scalable. We have created a virtual

Common CentOS network configurations and operations In Linux, the most common network configuration commands include ifconfig and route. ifconfig is used to view and configure network interface (usually Nic) information, including the IP address and

101 optimization tips for MySQL databases under the CentOS ServerMySQL server hardware and operating system adjustment: 1. Have enough physical memory to load the entire InnoDB file into the memory. The speed of accessing files in the memory is much