Labs

Learn how to install and secure Memcached on Ubuntu 22.04. Memcached is a high-performance, distributed memory object caching system, generic in nature, but intended for use in speeding up dynamic web applications by alleviating database load.

Pgpool Admin is a configuration management and monitoring tool for PGpool-II, helping you manage and monitor the performance of your PostgreSQL database. In this guide, we will go through the steps to install and configure Pgpool Admin on Ubuntu Linux, helping you manage and monitor the performance of your database.

Open VPN là một phần mềm mã nguồn mở giúp tạo ra một mạng riêng ảo (VPN) giữa các máy tính. OpenVPN có thể chạy trên nhiều hệ điều hành khác nhau, bao gồm cả Linux, Windows, Mac OS X, và các thiết bị di động.

TCP/IP is the main network protocol suite behind the Internet, including TCP (Transmission Control Protocol) and IP (Internet Protocol), ensuring reliable and efficient data transmission.

GraalVM is a unique multi-language virtual machine platform developed by Oracle, supporting Java and many other languages such as JavaScript, Ruby, and Python. It provides ahead-of-time (AOT) compilation and significantly optimizes performance for applications. GraalVM is suitable for developing microservices, cloud applications, and enhancing interaction between programming languages.

MAAS (Metal as a Service) is a solution that provides direct hardware, enabling automation of operating system deployment on physical servers. It provides the ability to remotely manage hardware in a flexible and efficient way, supporting cloud and data center environments. MAAS helps optimize operations, reduce installation and configuration time, thereby improving performance and stability for IT infrastructure.

LVM (Logical Volume Manager) is a tool on the Linux operating system that allows more flexible management of drives and drive partitions. Instead of dividing the drive into fixed partitions, LVM allows the creation of virtual volumes (logical volumes) that can be resized, creating many smaller storage blocks to make the most of free space.

Installing and configuring MAAS (Metal as a Service) on Ubuntu 22.04 LTS provides an efficient physical hardware management solution, with automation capabilities and easy scalability. This process optimizes server configuration and resource management, supporting cloud environments and data center operations

This post guides you on how to create a new partition in Ubuntu 22.04. The post includes steps from checking the hard disk partition, identifying the disk, creating a new partition, creating a Physical Volume, creating a mount point, checking the Volume Group (VG), creating a Logical Volume (LV), creating a File System, and finally mounting the Logical Volume. Each step is detailed with necessary commands and illustrative images.

ACID (an acronym for Atomicity, Consistency, Isolation, Durability) is a database concept that experts often look for when evaluating databases and application architectures. For a reliable database, all four properties need to be achieved.

MVCC

Install and secure PostgreSQL 14 on Ubuntu 22.04