If you’re managing Ubuntu servers or desktops, understanding systemd is absolutely essential. systemd is the init system and service manager that’s become the standard for most Linux distributions, including Ubuntu. (more…)
As Linux administrators, securing our systems and networks is one of our most critical responsibilities. Firewalls serve as the cornerstone of that security, and in the Linux ecosystem, iptables, ip6tables, (more…)
When developing software, particularly in languages like C and C++, crashes are inevitable. The dreaded “Segmentation fault (core dumped)” message can be frustrating, but the core dump it generates is a valuable debugging tool. (more…)
As a Linux user, particularly on Ubuntu (though this is relevant for most major distributions), you might have experienced your system becoming slower over time. (more…)
When Ubuntu 24.04 users encounter network problems, they often face two main issues: one with the wired (Ethernet) connection and another with DNS resolution. (more…)
Optimizing your Ubuntu startup is essential for a seamless user experience and efficient system performance. Ubuntu’s systemd service management harnesses the power of parallel execution and dependency handling to reduce boot time, (more…)
Linux administrators and power users often need to run commands repeatedly. Whether you’re monitoring system performance, tracking log changes, or automating routine tasks, the ability to repeat a command at a specified interval is essential. (more…)
If you are an Ubuntu 22.04 user, appreciating its user-friendly design and robust capabilities as a popular Linux distribution, you might be interested in monitoring your system’s memory utilization to ensure optimal performance. (more…)
Unlike Windows, Ubuntu’s default system monitoring tool does not natively display real-time GPU usage. For users seeking to monitor their graphics card utilization, this guide provides straightforward methods to achieve this. (more…)
In today’s fast-paced digital world, keeping your system safe is crucial. One of the best defenses you can have is a firewall. (more…)
