Kernel Drivers

How to Install Vault for Secrets Management on FreeBSD 14 — step-by-step FreeBSD 14 tutorial on Progressive Robot

How to Install Vault for Secrets Management on FreeBSD 14 (ON-FREEBSD-14)

Introduction How to Install Vault for Secrets Management on FreeBSD 14 is a core administration task for any FreeBSD 14 server operator. FreeBSD 14 ships with the 15.0-RELEASE kernel, ZFS as the default root filesystem, Capsicum capability sandboxing improvements, and an updated ports tree. Unlike Linux distributions, FreeBSD uses rc(8) for service management, pf for […]

Read more
How to Configure MAC Framework on FreeBSD 14 — step-by-step FreeBSD 14 tutorial on Progressive Robot

How to Configure MAC Framework on FreeBSD 14

Introduction How to Configure MAC Framework on FreeBSD 14 is a core administration task for any FreeBSD 14 server operator. FreeBSD 14 ships with the 15.0-RELEASE kernel, ZFS as the default root filesystem, Capsicum capability sandboxing improvements, and an updated ports tree. Unlike Linux distributions, FreeBSD uses rc(8) for service management, pf for packet filtering, […]

Read more
How to Configure SSL Client Certificate Authentication on Debian 12 — step-by-step Debian 12 tutorial on Progressive Robot

How to Configure SSL Client Certificate Authentication on Debian 12

Introduction How to Configure SSL Client Certificate Authentication on Debian 12 is a fundamental operation for any administrator maintaining a Debian 12 Bookworm server. Debian 12 Bookworm 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 […]

Read more
How to Install Apache on CentOS Stream 9 — step-by-step CentOS Stream 9 tutorial on Progressive Robot

How to Install Apache on CentOS Stream 9

Introduction CentOS Stream 9 ships with a stable, security-hardened base that makes deploying install apache on centos stream 9 both straightforward and auditable. This tutorial covers the complete procedure for how to Install Apache on CentOS Stream 9, including dnf module streams where applicable, systemd unit management, and the firewalld rules required for network-facing services. […]

Read more
How to Configure ifconfig Networking on FreeBSD 14 — step-by-step FreeBSD 14 tutorial on Progressive Robot

How to Configure ifconfig Networking on FreeBSD 14

Introduction How to Configure ifconfig Networking on FreeBSD 14 is a core administration task for any FreeBSD 14 server operator. FreeBSD 14 ships with the 15.0-RELEASE kernel, ZFS as the default root filesystem, Capsicum capability sandboxing improvements, and an updated ports tree. Unlike Linux distributions, FreeBSD uses rc(8) for service management, pf for packet filtering, […]

Read more
How to Configure Nginx Server Blocks on Debian 12 — step-by-step Debian 12 tutorial on Progressive Robot

How to Configure Nginx Server Blocks on Debian 12

Introduction This guide explains how to Configure Nginx Server Blocks on Debian 12 on Debian 12 Bookworm. Debian Bookworm 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 12 install with the […]

Read more
Common Problems 114560

Incorrect Tuned Profile Causing Performance Issues

🟡 Medium   ⏱ 5–30 min  Last verified: 5 January 2024 📖 ~1 min read Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance Criteria Rollback Plan Prevention & Hardening Related Errors & Cross-Refs References & Further […]

Read more
How to Use Skaffold for Kubernetes Dev on FreeBSD 14 — step-by-step FreeBSD 14 tutorial on Progressive Robot

How to Use Skaffold for Kubernetes Dev on FreeBSD 14

Introduction How to Use Skaffold for Kubernetes Dev on FreeBSD 14 is a core administration task for any FreeBSD 14 server operator. FreeBSD 14 ships with the 15.0-RELEASE kernel, ZFS as the default root filesystem, Capsicum capability sandboxing improvements, and an updated ports tree. Unlike Linux distributions, FreeBSD uses rc(8) for service management, pf for […]

Read more
How to Set Up Podman on CentOS Stream 9 — step-by-step CentOS Stream 9 tutorial on Progressive Robot

How to Set Up Podman on CentOS Stream 9

Introduction CentOS Stream 9 ships with a stable, security-hardened base that makes deploying set up podman on centos stream 9 both straightforward and auditable. This tutorial covers the complete procedure for how to Set Up Podman on CentOS Stream 9, including dnf module streams where applicable, systemd unit management, and the firewalld rules required for […]

Read more
How to Install OpenVPN on FreeBSD 14 — step-by-step FreeBSD 14 tutorial on Progressive Robot

How to Install OpenVPN on FreeBSD 14

Introduction How to Install OpenVPN on FreeBSD 14 is a core administration task for any FreeBSD 14 server operator. FreeBSD 14 ships with the 15.0-RELEASE kernel, ZFS as the default root filesystem, Capsicum capability sandboxing improvements, and an updated ports tree. Unlike Linux distributions, FreeBSD uses rc(8) for service management, pf for packet filtering, and […]

Read more
CHAT