🟠 High ⏱ 5–30 min Last verified: 14 September 2020 Affected versions: Windows Server 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 […]
Introduction Deploying set up postgresql streaming replication 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 You […]
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 python via aix toolbox on ibm aix 7.2 […]
Learn how to easily test Observables visually using marble diagrams to define observable streams and running assertions on those streams.
Whether you’re adding more space for data or evaluating ways to optimize database performance, this tutorial will guide you through relocating MySQL’s data directory.
🟡 Medium ⏱ 10–30 min Last verified: 14 September 2020 Affected versions: SLES 12 📖 ~4 min read • Source: SUSE advisory SUSE-SU-2023:3189-1 (see also SUSE bugzilla) Related CVEs: CVE-2020-25697 Upstream summary: A privilege escalation flaw was found in the Xorg-x11-server due to a lack of authentication for X11 clients. This flaw allows an […]
This guide will cover how to monitor login information on a Linux system. You can do this by monitoring plain-text log files and using included utilities like last and lastlog to view binary logs.
MongoDB comes installed with a variety of tools and utilities you can use to observe database performance. In this tutorial, you’ll learn how to monitor database metrics on-demand using built-in commands and tools. You’ll also become familiar with MongoDB’s database profiler which can help you detect poorly optimized queries.
How to Configure Windows Server 2012 R2 as a VPN Server with SSTP Secure Socket Tunneling Protocol (SSTP) is a VPN protocol that encapsulates PPP traffic inside HTTPS, using port 443 for all VPN data. This makes SSTP the most firewall-friendly VPN protocol available — it works through virtually any firewall, NAT device, or web […]
![How To Install the Apache Web Server on Ubuntu 20.04 [Quickstart] — step-by-step Linux tutorial on Progressive Robot](https://www.progressiverobot.com/wp-content/uploads/2026/05/how-to-install-the-apache-web-server-on-ubuntu-20-04-quickstart-82799-featured.png "How To Install the Apache Web Server on Ubuntu 20.04 [Quickstart] 10")
The Apache HTTP server is the most widely-used web server in the world. It provides many powerful features, including dynamically loadable modules, robust media support, and extensive integration with other popular software. In this guide, we’ll explain how to install an Apache web server on your Ubuntu 20.04 server.
