Category: Centos

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How to Enable Specific Services on CentOS

CentOS, a popular Linux distribution, offers a robust platform for various server applications. Enabling specific services on CentOS is essential for configuring the system to perform specific tasks efficiently. This comprehensive guide aims to provide step-by-step instructions along with code snippets to enable services on CentOS. This command will display…
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How to Check Memory Usage on CentOS

Monitoring memory usage on your CentOS server is crucial for ensuring its optimal performance and stability. Understanding how to check memory usage allows you to identify potential issues and take necessary actions. In this detailed guide, we will explore various methods and commands to help you check memory usage on…
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How to Fix Boot Problems on CentOS

CentOS is a popular Linux distribution that is known for its stability and security. However, even the most stable operating systems can experience problems from time to time. One common problem that CentOS users may encounter is a boot problem. A boot problem is an issue that prevents your CentOS…
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How to Recover CentOS from Emergency Mode

Encountering a situation where CentOS enters emergency mode can be a disconcerting experience for any system administrator or user. Emergency mode indicates that the system has encountered issues during booting that require immediate attention and resolution. In such scenarios, understanding the steps to recover from emergency mode is essential to…
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How to Install cPanel on CentOS

About cPanel cPanel is a web-based control panel designed to simplify the management of web hosting and server administration tasks. It provides a user-friendly interface that allows users to effortlessly manage their websites, domains, email accounts, databases, and other aspects of their hosting environment. With cPanel, users can perform a…
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How to Install libstdc++ on CentOS

What is libstdc++ libstdc++ is a library of functions and classes that is an integral part of the GNU Compiler Collection (GCC) on Linux systems. It contains implementation code for standard C++ library functions, which are required by C++ programs to run. The library includes features such as input/output, strings,…
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How to Check the Firewall Status on CentOS

How Important is a Firewall A firewall is important for any operating system, including Linux, as it acts as a barrier between the internal network and the external network, such as the Internet. It monitors and controls the incoming and outgoing network traffic based on predefined security rules. Having a…
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How to Install Brew on CentOS

What is Brew (Homebrew)? Homebrew, also known as brew, is a package manager for macOS, but it can also be installed on Linux distributions like CentOS. A package manager is a tool that makes it easier to install, update, and manage software on a system. With Homebrew, you can install…
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How to Extend LVM Partition on CentOS

What is LVM Partition? LVM, or Logical Volume Manager, is a feature in the Linux operating system that allows for the management of disk storage space in a more flexible and dynamic way. LVM partitions, also known as logical volumes, are created within volume groups, which are made up of…
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How to Install EPEL Repository on CentOS

Extra Packages for Enterprise Linux (EPEL) Extra Packages for Enterprise Linux (EPEL) is a repository of additional software packages for CentOS and other Red Hat-based Linux distributions. It is maintained by the Fedora Project, a community-driven free software project that is sponsored by Red Hat. The EPEL repository provides a…
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How to Boot CentOS in Single User Mode

Single User Mode Single user mode, also known as maintenance mode or rescue mode, is a boot option for the CentOS operating system that allows you to boot the system with minimal services and resources. Only the most essential system processes are started, and the system runs with a single…
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How to List Installed Packages on CentOS

The set of packages that are installed by default on CentOS depends on the version of CentOS and the installation method that you choose. In general, CentOS is a minimalistic distribution, so the default installation includes only a minimal set of packages. The exact set of packages included in the…
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How to Add User to Group on CentOS

Groups on CentOS On a CentOS system, groups are used to manage user access to system resources. A group is a collection of users that share common access permissions to resources such as files, directories, and devices. Groups are created and managed with the groupadd, groupmod, and groupdel commands. Each…
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How to Restart Apache on CentOS

What is Apache? Apache is a popular open-source web server software that is widely used on Linux systems. It is used to serve web pages and other content over the Internet or a local network. Apache is known for its flexibility, performance, and security. It can be used to host…
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How to Access Centos GUI Remotely from Windows

A Brief Description of CentOS GUI CentOS GUI is a graphical user interface (GUI) for the CentOS operating system. A GUI allows users to interact with the operating system using visual elements such as icons, buttons, and menus, rather than typing commands into a command-line interface. The CentOS GUI includes…
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How to Change Hostname on Centos

CentOS Hostnames A CentOS hostname is a unique name that identifies a CentOS system on a network. It is used to identify the system when connecting to it over the network, and it is also used to identify the system in log files and other diagnostic information. There are a…