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How to Configure Apache2 with mod_security on FreeBSD 15 — step-by-step FreeBSD 15 tutorial on Progressive Robot

How to Configure Apache2 with mod_security on FreeBSD 15

Introduction Deploying configure apache2 with mod_security on a FreeBSD 15 machine differs from Linux in several important ways: packages come from the FreeBSD Ports Collection or the binary pkg repository, services are registered in /etc/rc.conf via sysrc(8), and firewall rules are written in pf.conf(5) syntax. This tutorial stays entirely within the standard base + ports […]

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How to Set Up pf Firewall on FreeBSD 15 — step-by-step FreeBSD 15 tutorial on Progressive Robot

How to Set Up pf Firewall on FreeBSD 15

Introduction This guide explains how to Set Up pf Firewall on FreeBSD 15 on FreeBSD 15. FreeBSD uses the pkg(8) binary package manager, rc.conf(5) for service startup configuration, and pf(4) as its primary packet filter. There is no SELinux or AppArmor — instead, FreeBSD provides the MAC (Mandatory Access Control) framework and Capsicum for fine-grained […]

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How to Set Up SSH Key Authentication on FreeBSD 15 — step-by-step FreeBSD 15 tutorial on Progressive Robot

How to Set Up SSH Key Authentication on FreeBSD 15

Introduction Deploying set up ssh key authentication on a FreeBSD 15 machine differs from Linux in several important ways: packages come from the FreeBSD Ports Collection or the binary pkg repository, services are registered in /etc/rc.conf via sysrc(8), and firewall rules are written in pf.conf(5) syntax. This tutorial stays entirely within the standard base + […]

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Common Problems 116135

Ubuntu 26.04 LTS – Persistent high CPU from runaway process after update – Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 30 July 2026 Affected versions: Ubuntu 26.04 LTS 📖 ~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 […]

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How to Set Up Dovecot IMAP Server on FreeBSD 15 — step-by-step FreeBSD 15 tutorial on Progressive Robot

How to Set Up Dovecot IMAP Server on FreeBSD 15

Introduction This guide explains how to Set Up Dovecot IMAP Server on FreeBSD 15 on FreeBSD 15. FreeBSD uses the pkg(8) binary package manager, rc.conf(5) for service startup configuration, and pf(4) as its primary packet filter. There is no SELinux or AppArmor — instead, FreeBSD provides the MAC (Mandatory Access Control) framework and Capsicum for […]

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How to Install Kibana on FreeBSD 15 — step-by-step FreeBSD 15 tutorial on Progressive Robot

How to Install Kibana on FreeBSD 15

Introduction How to Install Kibana on FreeBSD 15 is a core administration task for any FreeBSD 15 server operator. FreeBSD 15 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 […]

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Common Problems 116089

Ubuntu 26.04 LTS – boot enters emergency mode and requests manual fsck

🟠 High   ⏱ 5–30 min  Last verified: 30 July 2026 Affected versions: Ubuntu 26.04 LTS Ubuntu 26.04 Ubuntu 26.04.1 📖 ~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 […]

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How to Configure GitHub Actions Self-Hosted Runner on FreeBSD 15 — step-by-step FreeBSD 15 tutorial on Progressive Robot

How to Configure GitHub Actions Self-Hosted Runner on FreeBSD 15

Introduction How to Configure GitHub Actions Self-Hosted Runner on FreeBSD 15 is a core administration task for any FreeBSD 15 server operator. FreeBSD 15 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 […]

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How to Install Docker Compose on FreeBSD 15 — step-by-step FreeBSD 15 tutorial on Progressive Robot

How to Install Docker Compose on FreeBSD 15

Introduction Deploying install docker compose on a FreeBSD 15 machine differs from Linux in several important ways: packages come from the FreeBSD Ports Collection or the binary pkg repository, services are registered in /etc/rc.conf via sysrc(8), and firewall rules are written in pf.conf(5) syntax. This tutorial stays entirely within the standard base + ports approach […]

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How to Install Docker Engine on FreeBSD 15 — step-by-step FreeBSD 15 tutorial on Progressive Robot

How to Install Docker Engine on FreeBSD 15

Introduction How to Install Docker Engine on FreeBSD 15 is a core administration task for any FreeBSD 15 server operator. FreeBSD 15 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, […]

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