Containers

How to Configure PostgreSQL Point-in-Time Recovery on Debian 9 — step-by-step Debian 9 tutorial on Progressive Robot

How to Configure PostgreSQL Point-in-Time Recovery on Debian 9

Introduction This guide explains how to Configure PostgreSQL Point-in-Time Recovery on Debian 9 on Debian 9 Stretch. Debian Stretch 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 9 install with the […]

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Common Problems 115568

RHEL 7 service Docker Fails to Start After Kernel Update

🟡 Medium   ⏱ 5–30 min  Last verified: 14 October 2019 📖 ~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 […]

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Common Problems 113514

Windows Server 2016 – Container DNS resolution fails on NAT network – Fix & Prevention (FIX-PREVENTION-2)

🟡 Medium   ⏱ 5–30 min  Last verified: 13 October 2019 Affected versions: Windows Server 2016 📖 ~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 Install Grafana on Debian 9 — step-by-step Debian 9 tutorial on Progressive Robot

How to Install Grafana on Debian 9

Introduction Debian 9 Stretch is built around the ethos of stability and free software. Setting up install grafana on debian 9 on Stretch leverages the same proven Debian packaging system that powers millions of servers worldwide, while benefiting from the latest upstream releases included in the Stretch freeze. Follow each step carefully and the resulting […]

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How to Install and Configure Julia on Debian 9 — step-by-step Debian 9 tutorial on Progressive Robot

How to Install and Configure Julia on Debian 9

Introduction How to Install and Configure Julia on Debian 9 is a fundamental operation for any administrator maintaining a Debian 9 Stretch server. Debian 9 Stretch 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 9. […]

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How to Configure SaltStack on Debian 9 — step-by-step Debian 9 tutorial on Progressive Robot

How to Configure SaltStack on Debian 9

Introduction This guide explains how to Configure SaltStack on Debian 9 on Debian 9 Stretch. Debian Stretch 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 9 install with the standard repositories […]

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How to Configure Docker Log Rotation on SLES 12 — step-by-step SUSE Linux Enterprise 12 tutorial on Progressive Robot

How to Configure Docker Log Rotation on SLES 12

Introduction This tutorial covers How to Configure Docker Log Rotation on SLES 12 on SLES 12. SLES 12 (SUSE Linux Enterprise Server 16) is SUSE’s enterprise-grade Linux distribution. It uses the zypper package manager, AppArmor for mandatory access control, and systemctl for service management. Prerequisites Ensure your SLES 12 system is up to date: zypper […]

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How to Install k3s Kubernetes on FreeBSD 12 — step-by-step FreeBSD 12 tutorial on Progressive Robot

How to Install k3s Kubernetes on FreeBSD 12

Introduction Deploying install k3s kubernetes on freebsd 12 on a FreeBSD 12 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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How to Configure HTTP/2 on Nginx on Debian 9 — step-by-step Debian 9 tutorial on Progressive Robot

How to Configure HTTP/2 on Nginx on Debian 9

Introduction Deploying configure http/2 on nginx on debian 9 on a Debian 9 Stretch 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 You will […]

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Common Problems 112989

Windows Server 2016 – Windows container fails to start after host cumulative update – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 4 October 2019 Affected versions: Windows Server 2016 📖 ~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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