Networking

How to Configure XFS File System on Debian 10 — step-by-step Debian 10 tutorial on Progressive Robot

How to Configure XFS File System on Debian 10

Introduction Debian 10 Buster is built around the ethos of stability and free software. Setting up configure xfs file system on debian 10 on Buster leverages the same proven Debian packaging system that powers millions of servers worldwide, while benefiting from the latest upstream releases included in the Buster freeze. Follow each step carefully and […]

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How to Set Up PostgreSQL Streaming Replication on RHEL 8 — step-by-step RHEL 8 tutorial on Progressive Robot

How to Set Up PostgreSQL Streaming Replication on RHEL 8

PostgreSQL streaming replication continuously ships Write-Ahead Log (WAL) records from a primary server to one or more standby replicas in near real time. The standby can serve as a warm failover target or, in hot-standby mode, accept read-only queries to offload reporting traffic from the primary. This tutorial configures a two-node streaming replication setup on […]

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How to Configure Samba on FreeBSD 12 — step-by-step FreeBSD 12 tutorial on Progressive Robot

How to Configure Samba on FreeBSD 12

Introduction How to Configure Samba 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, and […]

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

How to Install VictoriaMetrics on FreeBSD 12

Introduction FreeBSD 12 is a UNIX-derived operating system renowned for its network stack performance, ZFS integration, and Jail isolation primitives. Setting up install victoriametrics on freebsd 12 on FreeBSD 12 follows the rc.conf/service(8) paradigm rather than systemd, which means enabling a service and configuring its startup options are done differently from any Linux distribution. This […]

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How to Configure Database Backups with Automysqlbackup on Debian 10 — step-by-step Debian 10 tutorial on Progressive Robot

How to Configure Database Backups with Automysqlbackup on Debian 10

Introduction This guide explains how to Configure Database Backups with Automysqlbackup 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 […]

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How to Set Up Active Directory Certificate Auto-Enrollment on Windows Server 2019 — step-by-step Windows Server 2019 tutorial on Progressive Robot

How to Set Up Active Directory Certificate Auto-Enrollment on Windows Server 2019

Introduction to Certificate Auto-Enrollment Manual certificate distribution in a large Active Directory environment is impractical and error-prone. Certificate auto-enrollment automates the process of requesting, issuing, and renewing certificates for users and computers based on Group Policy. When configured, domain members automatically receive certificates from your internal Certificate Authority (CA) without any user interaction. This is […]

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Common Problems 112583

Windows Server 2019 — Uneven traffic distribution across NLB nodes due to NIC offload inconsistency — Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 26 February 2020 Affected versions: Windows Server 2019 📖 ~2 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 Apply iFix Patches on IBM AIX 7.1 — step-by-step IBM AIX 7.1 tutorial on Progressive Robot

How to Apply iFix Patches 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 apply ifix patches on ibm aix 7.1 on IBM […]

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