Cpu Memory

How to Configure Disk Quotas on FreeBSD 14 — step-by-step FreeBSD 14 tutorial on Progressive Robot

How to Configure Disk Quotas on FreeBSD 14 (FREEBSD-14-2)

Introduction How to Configure Disk Quotas 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, […]

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How to Configure Static IP on FreeBSD 14 — step-by-step FreeBSD 14 tutorial on Progressive Robot

How to Configure Static IP on FreeBSD 14

Introduction How to Configure Static IP 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, […]

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How to Configure sysutils/check_mk_agent on FreeBSD 14 — step-by-step FreeBSD 14 tutorial on Progressive Robot

How to Configure sysutils/check_mk_agent on FreeBSD 14

Introduction How to Configure sysutils/check_mk_agent 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 […]

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How to Install Vagrant and VirtualBox on Ubuntu 24.04 — step-by-step Linux tutorial on Progressive Robot

How to Install and Configure SonarQube on Ubuntu 24.04

SonarQube is an open-source platform for continuous code quality inspection, detecting bugs, vulnerabilities, and code smells. This guide installs SonarQube on Ubuntu 24.04 LTS with PostgreSQL 16. Tested and valid on: Ubuntu 24.04 LTS Prerequisites Ubuntu 24.04 LTS server Minimum 2 GB RAM (4 GB recommended) Java 21 installed PostgreSQL 16 installed A user with […]

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How to Install Vagrant and VirtualBox on Ubuntu 24.04 — step-by-step Linux tutorial on Progressive Robot

How to Install Jenkins on Ubuntu 24.04

Jenkins is the leading open-source automation server for CI/CD pipelines. This guide installs the latest LTS Jenkins on Ubuntu 24.04 LTS with Java 21 and configures it behind Nginx. Tested and valid on: Ubuntu 24.04 LTS Prerequisites Ubuntu 24.04 LTS server Minimum 1 GB RAM (2 GB recommended) A user with sudo privileges Step 1 […]

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How to Monitor MySQL with Prometheus on FreeBSD 14 — step-by-step FreeBSD 14 tutorial on Progressive Robot

How to Monitor MySQL with Prometheus on FreeBSD 14

Introduction This guide explains how to Monitor MySQL with Prometheus on FreeBSD 14 on FreeBSD 14. 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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Common Problems 120118

Debian 12: High CPU from runaway cron task

🟡 Medium   ⏱ 5–30 min  Last verified: 30 July 2024 Affected versions: Debian 12 📖 ~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 Unbound DNS Resolver on FreeBSD 14 — step-by-step FreeBSD 14 tutorial on Progressive Robot

How to Set Up Unbound DNS Resolver on FreeBSD 14

Introduction This guide explains how to Set Up Unbound DNS Resolver on FreeBSD 14 on FreeBSD 14. 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 Vagrant and VirtualBox on Ubuntu 24.04 — step-by-step Linux tutorial on Progressive Robot

How to Install GitLab CE on Ubuntu 24.04

GitLab Community Edition is a full-featured DevOps platform that combines Git repository management, CI/CD pipelines, issue tracking, and a container registry in a single application. This guide installs GitLab CE on Ubuntu 24.04 LTS. Tested and valid on: Ubuntu 24.04 LTS Prerequisites Ubuntu 24.04 LTS server Minimum 4 GB RAM (8 GB recommended) A domain […]

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How to Set Up S3FS FUSE Mount on FreeBSD 14 — step-by-step FreeBSD 14 tutorial on Progressive Robot

How to Set Up S3FS FUSE Mount on FreeBSD 14

Introduction This guide explains how to Set Up S3FS FUSE Mount on FreeBSD 14 on FreeBSD 14. 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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