Cpu Memory

How to Set Up Nginx as a Reverse Proxy on Debian 10 — step-by-step Debian 10 tutorial on Progressive Robot

How to Set Up Nginx as a Reverse Proxy on Debian 10

Introduction Deploying set up nginx as a reverse proxy 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. […]

Read more
Common Problems 119127

Ubuntu 14.04 LTS – out of memory kills processes during builds

🟠 High   ⏱ 5–30 min  Last verified: 27 June 2020 Affected versions: Ubuntu 14.04 LTS Ubuntu 14.04 Ubuntu 14.04.6 📖 ~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 […]

Read more
How to Configure Apache2 Virtual Hosts on Debian 10 — step-by-step Debian 10 tutorial on Progressive Robot

How to Configure Apache2 Virtual Hosts on Debian 10

Introduction Deploying configure apache2 virtual hosts 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 Before you […]

Read more
How to Configure LVM Thin Provisioning on Debian 10 — step-by-step Debian 10 tutorial on Progressive Robot

How to Configure LVM Thin Provisioning on Debian 10

Introduction This guide explains how to Configure LVM Thin Provisioning 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 […]

Read more
How to Set Up Uptime Robot Self-Hosted Monitor on Debian 10 — step-by-step Debian 10 tutorial on Progressive Robot

How to Set Up Uptime Robot Self-Hosted Monitor on Debian 10

Introduction Deploying set up uptime robot self-hosted monitor 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 […]

Read more
How to Set Up DNS Server with BIND on IBM AIX 7.2 — step-by-step IBM AIX 7.2 tutorial on Progressive Robot

How to Set Up DNS Server with BIND on IBM AIX 7.2

Introduction IBM AIX 7.2 is the latest release of IBM’s enterprise-grade UNIX operating system, running on IBM Power Systems hardware. Known for its reliability, security, and performance in mission-critical environments, AIX 7.2 introduces enhanced virtualization, security hardening, and cloud integration features. This guide covers how to set up dns server with bind on ibm aix […]

Read more
How to Configure StrongSwan IPsec on FreeBSD 12 — step-by-step FreeBSD 12 tutorial on Progressive Robot

How to Configure StrongSwan IPsec on FreeBSD 12

Introduction How to Configure StrongSwan IPsec on FreeBSD 12 is a core administration task for any FreeBSD 12 server operator. FreeBSD 12 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 Set Up Chef Infra Client on Debian 10 — step-by-step Debian 10 tutorial on Progressive Robot

How to Set Up Chef Infra Client on Debian 10

Introduction How to Set Up Chef Infra Client 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 […]

Read more
How to Install Docker CE on Debian 10 — step-by-step Debian 10 tutorial on Progressive Robot

How to Install Docker CE on Debian 10

Introduction How to Install Docker CE 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 10. This […]

Read more
Common Problems 118536

Ubuntu 16.04 LTS – high CPU caused by kworker threads

🟠 High   ⏱ 5–30 min  Last verified: 15 June 2020 Affected versions: Ubuntu 16.04 LTS Ubuntu 16.04 Ubuntu 16.04.7 📖 ~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 […]

Read more
CHAT