Linux

Nagios is a monitoring system on the Linux/Unix platform. It is very powerful in monitoring and operability and has helped many O & M and System Administrators! Let's take a lookNagios InstallationHow to proceed!   Figure-Nagios 1. Install

Let's take a lookNagiosClient ProgramInstallSituation:   Figure-nagios The nrpe program is required to monitor the local information of the client. The principle of NRPE is as follows: NRPE consists of two parts: -Check_nrpe plug-in, located on

The latest Linux Kernel 2.6.23 is dazzling. It combines easy-to-understand business features, including providing better virtualization support and updating all important scheduling programs, and common new device drivers and fixing vulnerabilities.

This article describes how to use the shell language in SCO OpenServer5.0.5 to exchange information between processes:Use named pipes to exchange information between processesUse kill and trap statements to exchange information between processesUse

1. test command The test command is used to check whether a condition is true. It can be used to test values, characters, and files. The test characters and corresponding functions are as follows: (1) numerical test:-Eq: true if it is equal-Ne: true

When deploying a Linux virtual machine for a customer, I usually create a separate partition to store all the data of the customer and name it data. The default size of/data partitions is 35 GB. As time goes on, some customers may need to

During system installation, select Simplified Chinese for installation. After installation, run commands such as netconfig and setup. If Chinese characters are garbled, you only need to modify/etc/sysconfig/i18n. The default value is: LANG = "zh_CN.

In the construction of websites, FTP is an important service and can be used to share limited software resources. The Representative FTP server software in Linux is Wu-FTP, ProFTP and vsftpd. Wu-FTP (Washington University FTP) is an FTP software

X-Window architecture The graphic interface under Unix-Like and Linux jobs is usually referred to as X-Window. How does this X-Window come from? What is his current version? In addition, X-Window mainly uses the master-slave architecture (Server and

Using a Linux system is always free of contact with package management tools. For example, Debian/Ubuntu apt, openSUSE zypp, Fedora yum, Mandriva urpmi, Slackware slackpkg, Archlinux pacman, Gentoo emerge, Foresight conary, Pardus pisi, and so on.

A friend asked me for help a few days ago. He said he encountered a problem in Unix system management. He deploys a database system in Unix systems. Now he hopes to implement remote backup for this database. His solution is to first use the database'

After playing for half a day, my friend gave me a Linux WebShell. I wanted to practice UDEV privilege escalation, and finally found that the server seems to have been patched. But there are still other gains, so I will be able to reverse the shell

Since the emergence of computers for decades, the rapid development of computers is accompanied by the changing of related things. The Linux operating system is very popular among users. This article describes the redirection command application and

Linux has become more and more popular among computer users. As a result, many users may encounter insecure Linux system programs and substitution programs when learning linux, here we will introduce insecure Linux system programs and replacements.

Some people say that Linux is not as good as Windows. In fact, this is because you do not understand Linux. If you want to back up ghost in Linux, people on the internet can say yes, but they all say that there may be problems with ghost, I hope

If you want to learn about the Linux operating system, you must know that the Linux system is getting more and more popular with computer users. To learn about linux, you may want to learn about Linux terminal commands. Here we will introduce the

To learn about Linux, I will only introduce how to read and use Linux. I have also published my personal views on Linux and want to learn about Linux. Invite friends to discuss it together. When I installed the first Linux operating system on my

The XFS file system is transplanted from SGI to the Lin ux system. In linux. The latest XFS file system available in the current version is version 1.2, which can work well under the 2.4 core. Here we will introduce the Linux XFS file system and

For remote logon to Linux systems, the Linux telnet command must be mastered. Although telnet is not the only remote logon solution, it is undeniable that it is the most commonly used one, therefore, it is necessary to have a detailed understanding

From File Manager to security tools, file system monitoring is essential for many programs. Linux has introduced inotify starting from Linux 2.6.13, allowing the monitoring program to open an independent file descriptor and monitor one or more files