Oct 23, 2025 · 6 min read · Mantener un sistema Linux en óptimas condiciones no es solo cuestión de configurarlo bien, sino también de monitorearlo y mantenerlo activamente. Esto es fundamental para cualquier administrador de sistemas que trabaje con certificaciones como LPIC-1...
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Sep 12, 2025 · 4 min read · I need a cheatsheet for the journalctl command.journalctl is a command-line utility for querying and displaying logs collected by systemd-journald. It provides access to the system and service journals, allowing users to filter, tail, and analyze log...
Join discussionJul 24, 2025 · 4 min read · Welcome to Day 8 of the #150DaysOfDevOps challenge. Today, we dive deep into systemd—the powerful init system and service manager used in almost all modern Linux distributions like Ubuntu, CentOS, RHEL, Fedora, and Debian. 🧠 Why Learn systemd? In a...
Join discussionAug 14, 2024 · 11 min read · Introduction DevOpsFetch is a powerful command-line tool designed to streamline system monitoring and management for DevOps professionals. It offers a centralized solution for gathering and displaying critical system information, such as active ports...
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Sep 14, 2023 · 2 min read · Today, we will dive deep into one of the most critical Linux utilities for logging errors and debugging messages. For those Linux systems that don't use systemd, the leading utility was rsyslogd daemon. Although you can still use rsyslogd with system...
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Aug 30, 2023 · 3 min read · Hey Everyone in today's blog we will know what is journalctl and the use of this command. What is Journalctl? journald is part of systemd that deals with logging. systemd, at its core, is incharge of managing services: it starts them up and keeps the...
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Feb 12, 2022 · 2 min read · We can monitor logs of a specific service using journalctl in real time, filter by time, or check past logs. Here are some useful commands: 1. View logs of a specific service journalctl -u <service-name> Example for nginx: journalctl -u nginx 2. Mo...
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