Securing MongoDB with TLS | SSL on RHEL 9
Learn how to secure MongoDB on RHEL 9 using TLS / SSL—step-by-step instructions for certificate setup, configuring mongod, enforcing client authentication, and troubleshooting. Table of Contents 🔈Introduction Transport Layer Security (TLS) / SSL is essential to protect MongoDB traffic from eavesdropping and man-in-the-middle attacks. In this guide, you’ll learn how to enable TLS for mongod or […]
Five Common MongoDB Indexing Mistakes That Kill Performance
Avoid MongoDB performance pitfalls by learning five common indexing mistakes that slow down your database. Includes CLI examples, charts, and actionable fixes. Table of Contents 🔈Introduction MongoDB is renowned for its flexibility and scalability as a NoSQL database, but when it comes to performance, indexing is everything. A well-designed index can make queries blazingly fast, while […]
Install MongoDB on RHEL 10 | CentOS 10
Learn how to install MongoDB (Community or Enterprise) on RHEL 10 / CentOS 10 with step‑by‑step repository setup, CLI commands, SELinux tips, and troubleshooting.” Table of Contents 🔈Introduction MongoDB is a leading NoSQL document database often used in production and development environments. If your organization is running RHEL 10 or CentOS 10, you may want to deploy […]
How to Safely Migrate from MySQL to PostgreSQL (Step-by-Step)
Learn how to safely migrate your MySQL database to PostgreSQL with this step-by-step guide. Get tips on tools, data migration, schema conversion, and performance optimization. Table of Contents 🔈Introduction Migrating from MySQL to PostgreSQL is an important yet sometimes tricky process. Whether you’re moving to PostgreSQL for better performance, richer features, or scalability, understanding the […]
PostgreSQL Containerization Best Practices
Learn PostgreSQL containerization best practices—including secure images, persistent volumes, resource tuning, backups, monitoring & seamless upgrades—for reliable cloud-native deployments. Table of Contents 🔈Introduction Containerizing PostgreSQL has revolutionized how developers, DevOps engineers, and sysadmins deploy and manage relational databases. With Docker and Kubernetes driving cloud-native infrastructure, following best practices in PostgreSQL containerization ensures scalability, maintainability, and […]
Deploy PostgreSQL Database on Podman: A Step-by-Step Guide
Learn how to deploy PostgreSQL database on Podman with this step-by-step guide. From installation to database setup, find out everything you need to know to run PostgreSQL containers efficiently. Table of Contents 🔈Introduction In the world of modern application development and containerization, Podman has gained significant traction as a container management tool. It’s known for being a […]
Implement Full Disk Encryption on RHEL 9 | CentOS 9 for Zabbix and PostgreSQL
Learn how to implement full disk encryption on RHEL 9 or CentOS 9 for Zabbix running PostgreSQL database. This step-by-step guide helps secure your monitoring server with encryption. Table of Contents Introduction Data security is crucial, especially when handling sensitive information such as monitoring data and configuration files. For businesses using Zabbix and PostgreSQL on RHEL […]
Automate mysql_secure_installation via Ansible Roles for MySQL 8.4
Learn how to automate mysql_secure_installation via Ansible roles for MySQL 8.4. Secure your MySQL installation at scale with this step-by-step guide. Table of Contents Introduction MySQL 8.4 is one of the most popular open-source relational database management systems (RDBMS) used globally for its scalability, reliability, and performance. After installing MySQL, securing the installation is essential […]
Install MariaDB on RHEL 9 | CentOS 9: A Comprehensive Guide
Learn how to install MariaDB on RHEL 9 and CentOS 9 with this comprehensive step-by-step guide. Discover essential commands, configurations, and tips for setting up a robust database environment on your system. Perfect for beginners and seasoned users alike! Table of Contents 🔈Introduction Installing MariaDB on RHEL 9 or CentOS 9 can be a straightforward process […]
Install LAMP Stack on RHEL 9 | CentOS 9 Using Podman
Learn how to install the LAMP stack on RHEL 9 | CentOS 9 using Podman with our comprehensive guide. Follow step-by-step instructions to set up Apache, MySQL, and PHP in a containerized environment for enhanced performance and security. Perfect for developers and system administrators! Table of Contents 🔈Introduction If you’re looking to set up a […]