Linux
You can find more information about Sourcegraph’s Linux infrastructure in the Sourcegraph Cloud documentation.
Best Linux Distributions for Server Usage: A Comprehensive Comparison
Saturday, December 28, 2024 in Linux
Categories:
4 minute read
In the world of server operations, choosing the right Linux distribution can significantly impact your infrastructure’s stability, security, and performance. This comprehensive guide examines the most popular and reliable Linux distributions …
What is Postfix? A Comprehensive Guide to the Popular Mail Transfer Agent
Thursday, December 19, 2024 in Linux
Categories:
5 minute read
Postfix is one of the most widely-used Mail Transfer Agents (MTAs) in the world, serving as the backbone of email infrastructure for countless organizations. Originally developed by Wietse Venema at IBM Research as an alternative to Sendmail, Postfix …
What is Dovecot? Understanding the Popular IMAP and POP3 Server
Thursday, December 19, 2024 in Linux
Categories:
5 minute read
Dovecot has established itself as one of the leading open-source IMAP and POP3 servers in the email infrastructure landscape. Since its initial release in 2002, Dovecot has become renowned for its security, performance, and standards compliance, …
What is SSH Server on Linux? A Comprehensive Guide
Sunday, December 08, 2024 in Linux
Categories:
4 minute read
In the world of Linux, Secure Shell (SSH) is a cornerstone for secure remote management and file transfer. Whether you’re a system administrator managing servers or a developer accessing cloud resources, understanding SSH is crucial. This post …
What is Coreutils in Linux? A Comprehensive Guide
Thursday, December 05, 2024 in Linux
4 minute read
Linux, known for its flexibility and efficiency, provides users with a robust set of tools to interact with and manage the system. Among these tools is Coreutils (short for GNU Core Utilities), a fundamental collection of utilities essential for …
Setting Up Time Synchronization and Secure Shell on AlmaLinux 9
Thursday, November 28, 2024 in Linux
Categories:
3 minute read
Introduction Time synchronization and secure access are critical for maintaining server accuracy and preventing unauthorized access. In this guide, we’ll cover how to set up NTP (Network Time Protocol) for precise timekeeping and configure SSH …
How to Get a Free RHEL Developer Subscription
Sunday, November 24, 2024 in Linux
Categories:
4 minute read
Red Hat Enterprise Linux (RHEL) is one of the most popular enterprise Linux distributions, known for its stability, security, and extensive support. While RHEL is typically a paid subscription-based operating system, Red Hat offers a free Developer …
Creating and Using Non-Root User in Linux
Friday, November 15, 2024 in Linux
Categories:
5 minute read
Introduction When working in a Linux environment, it’s important to understand the concept of user privileges and the distinction between the root user and non-root users. The root user, also known as the superuser, has the highest level of …
Understanding UEFI and Legacy Boot Mode: A Comprehensive Guide
Friday, November 15, 2024 in Linux
Categories:
6 minute read
The boot process of a computer is a crucial aspect of its functionality, determining how the system initializes and loads the operating system. Two primary methods for booting a computer are Unified Extensible Firmware Interface (UEFI) and Legacy …
Understanding SSH Service on Linux
Friday, November 15, 2024 in Linux
Categories:
5 minute read
Understanding SSH Service on Linux Secure Shell (SSH) is a critical protocol in the realm of network security, particularly for Linux systems. It provides a secure method for remote access and management of servers over unsecured networks. This …
Red Hat: The Open Source Powerhouse Transforming Enterprise Computing
Friday, November 15, 2024 in Linux
Categories:
6 minute read
Red Hat’s Rise to Prominence Red Hat, Inc. has emerged as one of the most influential and successful open-source companies in the world. Founded in 1993, the company has played a pivotal role in the widespread adoption of Linux and open-source …
The concepts of `/root`, `/home`, and swap spaces in Linux
Friday, November 15, 2024 in Linux
Categories:
5 minute read
Linux is renowned for its powerful file system structure, which allows users to manage files and directories efficiently. Among the key components of this structure are the root directory, user home directories, and swap space. Understanding these …
Creating a Bootable USB: in Windows, Linux and macOS
Friday, November 15, 2024 in Linux
Categories:
5 minute read
Creating a bootable USB drive is an essential skill for anyone looking to install or repair operating systems on computers. Whether you’re using Windows, Linux, or macOS, the process can vary slightly, but the underlying principles remain the …
Armitage: A Comprehensive Guide to the Kali Linux Cyber Attack Management Tool
Wednesday, October 30, 2024 in Linux
Categories:
6 minute read
In the world of penetration testing, Kali Linux is a premier operating system. Armitage, a powerful graphical interface for Metasploit, is one of the standout tools included with Kali Linux. Designed to simplify and streamline complex cyber attack …
Configuring FreeSWITCH for the First Time on Alma Linux
Tuesday, October 29, 2024 in Linux
Categories:
5 minute read
Introduction Once FreeSWITCH is successfully installed on Alma Linux, the next step is configuring it to meet your specific requirements. FreeSWITCH provides a flexible and powerful platform for handling various telephony functions like voice, video, …
Installing FreeSWITCH on Alma Linux: A Step-by-Step Guide
Tuesday, October 29, 2024 in Linux
Categories:
5 minute read
Introduction FreeSWITCH is a highly flexible and powerful open-source communications platform used for voice, video, and messaging across a variety of protocols. For those using Alma Linux—a reliable RHEL-based distribution—installing FreeSWITCH …
Xubuntu vs. Lubuntu: Which One Wins on RAM Usage?
Sunday, October 27, 2024 in Linux
Categories:
7 minute read
Introduction As lightweight Linux distributions, Xubuntu and Lubuntu have made a name for themselves by catering to users who want to breathe new life into older computers or simply prefer a fast, responsive system without heavy RAM demands. Both …
Understanding TRIM in Linux: A Complete Guide to SSD Optimization
Sunday, October 27, 2024 in Linux
Categories:
5 minute read
Solid State Drives (SSDs) have become the standard storage solution for modern computers, offering superior performance compared to traditional hard drives. However, to maintain optimal performance, SSDs require special maintenance - and this is …
Fedora Workstation vs. Fedora Server: Which One?
Sunday, October 27, 2024 in Linux
Categories:
7 minute read
Fedora is one of the most popular Linux distributions, known for its cutting-edge features and strong commitment to open-source principles. It’s offered in various editions tailored to specific use cases, among which Fedora Workstation and Fedora …
A Comprehensive Guide to Learning Red Hat Linux: From Beginner to Professional
Sunday, October 27, 2024 in Linux
Categories:
4 minute read
Red Hat Enterprise Linux (RHEL) stands as one of the most respected and widely used enterprise Linux distributions in the corporate world. Whether you’re looking to advance your career in IT, prepare for Red Hat certification, or simply expand …