Kernel Drivers

How to Set Up Alertmanager Email Notifications on Debian 10 — step-by-step Debian 10 tutorial on Progressive Robot

How to Set Up Alertmanager Email Notifications on Debian 10

Introduction This guide explains how to Set Up Alertmanager Email Notifications on Debian 10 on Debian 10 Buster. Debian Buster uses systemd for service management, nftables as the underlying packet filter (with ufw or iptables front-ends still available), and AppArmor for mandatory access control. Every command is designed for a minimal Debian 10 install with […]

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How to Install Fluent Bit Log Forwarder on Debian 10 — step-by-step Debian 10 tutorial on Progressive Robot

How to Install Fluent Bit Log Forwarder on Debian 10

Introduction How to Install Fluent Bit Log Forwarder on Debian 10 is a fundamental operation for any administrator maintaining a Debian 10 Buster server. Debian 10 Buster ships with the Linux 6.12 kernel, updated toolchains, and a fully refreshed package archive — meaning version numbers, configuration file paths, and some dependency chains differ from Debian […]

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How to Configure Apache Virtual Hosts on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Configure Apache Virtual Hosts on RHEL 7

How to Configure Apache Virtual Hosts on RHEL 7 Apache virtual hosts allow a single Apache HTTP Server instance to serve multiple websites on the same server, distinguishing between sites based on the incoming domain name (name-based virtual hosting) or IP address. This is the standard approach for hosting multiple websites on a shared server. […]

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How to Configure cAdvisor Container Metrics on Debian 10 — step-by-step Debian 10 tutorial on Progressive Robot

How to Configure cAdvisor Container Metrics on Debian 10

Introduction Deploying configure cadvisor container metrics on debian 10 on a Debian 10 Buster machine is straightforward thanks to Debian’s policy-compliant packaging. Unlike rpm-based distributions, Debian stores configuration helpers in /etc/default/, uses update-rc.d for older init scripts, and provides dpkg-reconfigure for interactive package configuration. This tutorial stays on the systemd path throughout. Prerequisites You will […]

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How to Set Up Jaeger Distributed Tracing on Debian 10 — step-by-step Debian 10 tutorial on Progressive Robot

How to Set Up Jaeger Distributed Tracing on Debian 10

Introduction Deploying set up jaeger distributed tracing on debian 10 on a Debian 10 Buster machine is straightforward thanks to Debian’s policy-compliant packaging. Unlike rpm-based distributions, Debian stores configuration helpers in /etc/default/, uses update-rc.d for older init scripts, and provides dpkg-reconfigure for interactive package configuration. This tutorial stays on the systemd path throughout. Prerequisites Ensure […]

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How to Install Apache HTTP Server on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Install Apache HTTP Server on RHEL 7

How to Install Apache HTTP Server on RHEL 7 Apache HTTP Server is one of the most widely deployed web servers in the world, powering millions of websites and applications. On Red Hat Enterprise Linux 7, Apache (referred to in the package system as httpd) is available directly from the default RHEL repositories, making installation […]

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How to Install Cockpit Web Console on Debian 10 — step-by-step Debian 10 tutorial on Progressive Robot

How to Install Cockpit Web Console on Debian 10

Introduction This guide explains how to Install Cockpit Web Console on Debian 10 on Debian 10 Buster. Debian Buster uses systemd for service management, nftables as the underlying packet filter (with ufw or iptables front-ends still available), and AppArmor for mandatory access control. Every command is designed for a minimal Debian 10 install with the […]

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How to Configure Blackbox Exporter for Endpoint Monitoring on Debian 10 — step-by-step Debian 10 tutorial on Progressive Robot

How to Configure Blackbox Exporter for Endpoint Monitoring on Debian 10

Introduction Debian 10 Buster is built around the ethos of stability and free software. Setting up configure blackbox exporter for endpoint monitoring on debian 10 on Buster leverages the same proven Debian packaging system that powers millions of servers worldwide, while benefiting from the latest upstream releases included in the Buster freeze. Follow each step […]

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How to Configure OpenTelemetry Collector on Debian 10 — step-by-step Debian 10 tutorial on Progressive Robot

How to Configure OpenTelemetry Collector on Debian 10

Introduction Debian 10 Buster is built around the ethos of stability and free software. Setting up configure opentelemetry collector on debian 10 on Buster leverages the same proven Debian packaging system that powers millions of servers worldwide, while benefiting from the latest upstream releases included in the Buster freeze. Follow each step carefully and the […]

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How to Manage System Packages with yum on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Manage System Packages with yum on RHEL 7

How to Manage System Packages with yum on RHEL 7 Package management is one of the most fundamental skills for a RHEL 7 system administrator. The Yellowdog Updater Modified (yum) is the default package manager on RHEL 7, and it handles everything from installing and removing software to managing repositories, grouping related packages, and maintaining […]

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