Containers

How to Set Up a Multi-Node Kubernetes Cluster on SLES 12 — step-by-step SUSE Linux Enterprise 12 tutorial on Progressive Robot

How to Set Up a Multi-Node Kubernetes Cluster on SLES 12

Introduction This tutorial covers How to Set Up a Multi-Node Kubernetes Cluster 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. Step 1 — Disable Swap swapoff -a sed -i […]

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How to Monitor MySQL with Percona Monitoring and Management on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Monitor MySQL with Percona Monitoring and Management on RHEL 7

How to Monitor MySQL with Percona Monitoring and Management on RHEL 7 Percona Monitoring and Management (PMM) is a free, open-source platform for monitoring MySQL, MariaDB, PostgreSQL, and MongoDB. It combines Grafana dashboards, Prometheus metrics collection, and Query Analytics (QAN) into a single integrated UI. Unlike generic monitoring tools, PMM understands database internals and surfaces […]

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How to Install Cockpit Web Console on Debian 9 — step-by-step Debian 9 tutorial on Progressive Robot

How to Install Cockpit Web Console on Debian 9

Introduction Deploying install cockpit web console 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 Ensure Debian […]

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How to Use Docker Volumes on FreeBSD 13 — step-by-step FreeBSD 13 tutorial on Progressive Robot

How to Use Docker Volumes on FreeBSD 13

Introduction Deploying use docker volumes on freebsd 13 on a FreeBSD 13 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 Set Up Consul on Debian 9 — step-by-step Debian 9 tutorial on Progressive Robot

How to Set Up Consul on Debian 9

Introduction How to Set Up Consul 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. This […]

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How to Configure Docker Daemon TLS on FreeBSD 13 — step-by-step FreeBSD 13 tutorial on Progressive Robot

How to Configure Docker Daemon TLS on FreeBSD 13

Introduction Deploying configure docker daemon tls on freebsd 13 on a FreeBSD 13 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 […]

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How to Set Up a Local Container Registry with Harbor on RHEL 8 — step-by-step RHEL 8 tutorial on Progressive Robot

How to Set Up a Local Container Registry with Harbor on RHEL 8

Harbor is an enterprise-grade, open-source container registry that extends the base OCI registry specification with role-based access control, project isolation, image vulnerability scanning powered by Trivy, and cross-datacenter image replication. Running your own Harbor instance on RHEL 8 gives your team a private, auditable registry with no bandwidth costs or rate-limiting imposed by Docker Hub. […]

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

How to Configure HashiCorp Vault on Debian 9

Introduction Debian 9 Stretch is built around the ethos of stability and free software. Setting up configure hashicorp vault 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 […]

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How to Install Docker Compose on FreeBSD 12 — step-by-step FreeBSD 12 tutorial on Progressive Robot

How to Install Docker Compose on FreeBSD 12

Introduction This guide explains how to Install Docker Compose on FreeBSD 12 on FreeBSD 12. 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 privilege […]

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How to Use Podman Compose on SLES 15 — step-by-step SUSE Linux Enterprise 15 tutorial on Progressive Robot

How to Use Podman Compose on SLES 15

Introduction This tutorial covers How to Use Podman Compose on SLES 15 on SLES 15. SLES 15 (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. Step 1 — Install Podman zypper install -y podman Step 2 — […]

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