Storage Disk

How to Configure System Initialization with /etc/inittab on IBM AIX 7.2 — step-by-step IBM AIX 7.2 tutorial on Progressive Robot

How to Configure System Initialization with /etc/inittab 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 configure system initialization with /etc/inittab on ibm aix 7.2 […]

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How to Install and Use Podman Pods on RHEL 8 — step-by-step RHEL 8 tutorial on Progressive Robot

How to Install and Use Podman Pods on RHEL 8

Podman pods allow you to run multiple containers that share the same network namespace, mirroring the Kubernetes pod model without requiring a container orchestrator. On RHEL 8, Podman is available in the default AppStream repositories and provides native rootless pod support out of the box. This tutorial covers creating and managing pods, running multi-container workloads […]

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How to Use Docker Volumes on FreeBSD 12 — step-by-step FreeBSD 12 tutorial on Progressive Robot

How to Use Docker Volumes on FreeBSD 12

Introduction This guide explains how to Use Docker Volumes 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 Configure Pluggable Authentication Modules on IBM AIX 7.2 — step-by-step IBM AIX 7.2 tutorial on Progressive Robot

How to Configure Pluggable Authentication Modules 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 configure pluggable authentication modules on ibm aix 7.2 on […]

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How to Set Up a Git Server with Gitea on FreeBSD 12 — step-by-step FreeBSD 12 tutorial on Progressive Robot

How to Set Up a Git Server with Gitea on FreeBSD 12

Introduction How to Set Up a Git Server with Gitea 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, […]

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How to Configure tcpdump on IBM AIX 7.1 — step-by-step IBM AIX 7.1 tutorial on Progressive Robot

How to Configure tcpdump on IBM AIX 7.1

Introduction IBM AIX 7.1 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 7.1 introduces enhanced virtualization, security hardening, and cloud integration features. This guide covers how to configure tcpdump on ibm aix 7.1 on IBM AIX […]

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How to Manage Disk Encryption with LUKS and cryptsetup on RHEL 8 — step-by-step RHEL 8 tutorial on Progressive Robot

How to Manage Disk Encryption with LUKS and cryptsetup on RHEL 8

Disk encryption is a critical layer of defense-in-depth for any Linux server handling sensitive data. LUKS (Linux Unified Key Setup) is the standard on-disk format for Linux disk encryption, and cryptsetup is the user-space tool that manages it. On RHEL 8, LUKS2 is the default format, bringing improved metadata handling, larger headers, and support for […]

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How to Configure PostgreSQL Remote Access on FreeBSD 12 — step-by-step FreeBSD 12 tutorial on Progressive Robot

How to Configure PostgreSQL Remote Access on FreeBSD 12

Introduction How to Configure PostgreSQL Remote Access 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 […]

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How to Set Up a Ceph Storage Cluster on RHEL 8 — step-by-step RHEL 8 tutorial on Progressive Robot

How to Set Up a Ceph Storage Cluster on RHEL 8

Ceph is a unified, distributed storage system that simultaneously provides object, block, and file storage on commodity hardware. It eliminates single points of failure through replication and erasure coding, and scales linearly by adding nodes. The cephadm tool, introduced in Ceph Octopus, simplifies cluster deployment by using containers (Podman on RHEL 8) to manage Ceph […]

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How to Install Oracle Database on IBM AIX 7.1 — step-by-step IBM AIX 7.1 tutorial on Progressive Robot

How to Install Oracle Database on IBM AIX 7.1

Introduction IBM AIX 7.1 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 7.1 introduces enhanced virtualization, security hardening, and cloud integration features. This guide covers how to install oracle database on ibm aix 7.1 on IBM […]

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