Linux

It took me two days to sort it out, and some of the most common commands that people on earth know would be skipped! Finally, download the pdf manual. command to change the archive owner: chown [-cfhvR] [-- help] [-- version] user [: group] file...

In Linux, the df and du commands for viewing files and folders will trigger an alarm when the disk size exceeds the standard. In this case, it is wise to master the df and du commands. Df allows you to view the size, usage ratio, file system, and

In Linux, awk commands Merge multiple files. Recently, during the project process, all text files in the specified directory need to be merged and output to a single text file, I finally found a command to merge 1700 text files and the format has

There are no strangers to cacti O & M personnel. It may be the most widely used monitoring tool. Internet-related companies may use cacti to monitor the server running status and the load of some software. Currently, php is the most widely used

Installing yum sources for centos 6.2 is not rich enough. For ease of use, I often borrow a third-party yum source. Every time you try again, it is too troublesome. In this summary, it is also convenient for future use. I am currently using a 64-bit

Linux Zombie processes (Zombie or defunct) about Linux botnets, generally because some resources are not released when the child process ends, it is not allowed until the parent process ends or the parent process processes it! The www.2cto.com

Since the mail command in Linux often works in linux, you often need to send your own report or other useful stuff to relevant people, so I spent some time studying how to send mail in linux. We can usually use the following 3 transmission methods: 1

Suse11.2 ssh installation and startup of ssh cannot be logged in-network 1. Start sshd in SuSE Linux: Command Line: rcsshd startYaST: sshd not found. But when all inetd services are enabled, ssh is available, odd! When I find the authority, modify

Linux Mint 13 root login recently reinstalled the computer, at first fashion the latest version of Ubuntu12.04, found that the unity interface Really bad (not used to), back to gnome interface is too ugly, so I thought of the Linux Mint release

The new computer is tossing Ubuntu12.04 LT the new computer, which will be my main tool in the future. Naturally, it cannot be left alone with the ready-to-use Ubunu. Considering the compatibility and the usage of 4G memory in Ubuntu, a 32-bit

Linux Command dos2unix analysis the purpose of this command is as follows: The dos2unix command is used to convert a text file in DOS format to a UNIX format (DOS/MAC to UNIX text fileformat converter ). The text file in DOS uses \ r \ n as the line

After the linux File is uploaded, the system automatically sends an email to shell. First, the function of each directory is described as www.2cto.com # backup file storage directory/home/admin/xiaoshibak # all shell storage

Solve the problem: "Update needs to spend the total/boot space on the xM disk... "problem system automatic upgrade will install multiple kernels, detach excess kernel can get more disk space root @ local-Lenovo-G470:/home/local # dpkg --

The network is under attack, which is often caused by the Telnet service provided by the server. Indeed, for UNIX systems, to remotely manage them, you must use a remote terminal. To use a remote terminal, you must start the Telnet service on the

Whatever the system, the safest way. After debugging, make a backup. If you encounter any major problems, you can recover them directly, which is convenient and easy to handle. The following describes the Linux backup and recovery methods:The backup

Fedora 9 Preview is nearing the final official version, but the official version originally planned to be released on July 9 will be postponed until next month. In addition, Fedora 9 will become the first Linux release that provides kernel-based

The Linux Mint team released Linux Mint 5 Elyssa today. Linux Mint 5 Elyssa is a Linux release based on Ubuntu 8.04. He inherited many advantages of Ubuntu 8.04 and added many excellent features based on Ubuntu 8.04. Linux Mint 5 Elyssa aims to

In fact, it is not difficult to compile the kernel. If you can follow the correct method, it will take up to one and a half hours to complete. Is it very encouraging. Today I will bring you together to build your own kernel system. Preparations

I used apt rpm in the past, mainly because there were a considerable number of as3 machines at the time. It was too painful for as3 to install yum, so I gave up yum and used apt, now the system is basically rhel4 or 5, and we plan to maintain a repo

Nagios is a very powerful monitoring tool, especially its alarm function. It now supports a variety of forms on the Internet, such as mobile phone 139 mailbox, Fetion, and MSN, however, if the server fails to be resolved in a timely manner, Nagios