Cpu Memory

How to Install Minio as S3-Compatible Storage on Debian 13 — step-by-step Debian 13 tutorial on Progressive Robot

How to Install Minio as S3-Compatible Storage on Debian 13

Introduction Debian 13 Trixie is built around the ethos of stability and free software. Setting up install minio as s3-compatible storage on Trixie leverages the same proven Debian packaging system that powers millions of servers worldwide, while benefiting from the latest upstream releases included in the Trixie freeze. Follow each step carefully and the resulting […]

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How to Monitor System Resources with htop, top and vmstat on RHEL 8 — step-by-step RHEL 8 tutorial on Progressive Robot

How to Monitor System Resources with htop, top and vmstat on RHEL 8

Understanding what your RHEL 8 server is doing in real time — and historically — is essential for diagnosing performance bottlenecks, identifying runaway processes, and planning capacity. RHEL 8 includes top by default and provides htop, vmstat, iostat, and sar as complementary tools that each excel in different scenarios. This guide walks through installing and […]

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How to Create and Manage Swap Space on RHEL 8 — step-by-step RHEL 8 tutorial on Progressive Robot

How to Create and Manage Swap Space on RHEL 8

Swap space gives the Linux kernel an overflow area on disk when physical RAM is fully utilized, preventing out-of-memory crashes on memory-constrained servers. On RHEL 8, swap can be implemented as a dedicated partition or as a swap file — the latter being more flexible since it can be created, resized, and removed without repartitioning […]

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How to Configure Automatic Security Updates on RHEL 8 — step-by-step RHEL 8 tutorial on Progressive Robot

How to Configure Automatic Security Updates on RHEL 8

Keeping a RHEL 8 server patched against known vulnerabilities is one of the most impactful security practices an administrator can adopt. While manual dnf update runs give you full control, many servers benefit from automatic application of security-only patches without requiring human intervention. RHEL 8 provides the dnf-automatic package, which integrates with systemd timers to […]

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How to Install Flux CD on Debian 13 — step-by-step Debian 13 tutorial on Progressive Robot

How to Install Flux CD on Debian 13

Introduction How to Install Flux CD on Debian 13 is a fundamental operation for any administrator maintaining a Debian 13 Trixie server. Debian 13 Trixie 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 12. This […]

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How to Install ArgoCD on Debian 13 Kubernetes — step-by-step Debian 13 tutorial on Progressive Robot

How to Install ArgoCD on Debian 13 Kubernetes

Introduction This guide explains how to Install ArgoCD on Debian 13 Kubernetes on Debian 13 Trixie. Debian Trixie 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 13 install with the standard […]

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How to Install Consul on Debian 13 — step-by-step Debian 13 tutorial on Progressive Robot

How to Install Consul on Debian 13

Introduction Debian 13 Trixie is built around the ethos of stability and free software. Setting up install consul on Trixie leverages the same proven Debian packaging system that powers millions of servers worldwide, while benefiting from the latest upstream releases included in the Trixie freeze. Follow each step carefully and the resulting configuration will persist […]

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How to Install Vault by HashiCorp on Debian 13 — step-by-step Debian 13 tutorial on Progressive Robot

How to Install Vault by HashiCorp on Debian 13

Introduction Deploying install vault by hashicorp on a Debian 13 Trixie 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 Before you begin, ensure you […]

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How to Install Packer on Debian 13 — step-by-step Debian 13 tutorial on Progressive Robot

How to Install Packer on Debian 13

Introduction This guide explains how to Install Packer on Debian 13 on Debian 13 Trixie. Debian Trixie 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 13 install with the standard repositories […]

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How to Install OpenTofu on Debian 13 — step-by-step Debian 13 tutorial on Progressive Robot

How to Install OpenTofu on Debian 13

Introduction This guide explains how to Install OpenTofu on Debian 13 on Debian 13 Trixie. Debian Trixie 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 13 install with the standard repositories […]

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