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Guía definitiva sobre cloud computing 2022

Cloud computing: the definitive guide (2023)

Cloud computing is more than a trend nowadays. It has become part of our daily lives, both among businesses and individuals. This guide about cloud computing aims to cover the most important aspects of this IT services distribution model. As well as some trends that are closely related to its evolution. Chapter 1: What is

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Web hosting control panels list

18 popular web hosting control panels

Web hosting control panels are a must-have for system administrators and web hosting providers nowadays. That is why we have created a list of the most popular web hosting control panels. Control panels make management and automation tasks easier for sysadmins. They allow, for instance, managing one or several servers from a single dashboard. So,

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Symbolics.com is the first registered .com domain name on the Internet

symbolics.com: the first registered .com domain name

Symbolics.com is the first registered .com domain name on the Internet; it is to say, the oldest .com domain. It was registered by Symbolics, Inc., an American computer manufacturer, back on March 15, 1985. Decades later, in August 2009, it was acquired by XF.com Investments (now napkin.com). First 100 registered .com domains The first 100

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Inodes in Linux

Inodes in Linux: limit, usage and helpful commands

Inodes in Linux are unique identifiers that describe files and directories within a filesystem. It is important to keep an eye on them to avoid issues related to inode shortage or excessive usage. What is an inode? An inode is a data structure that keeps track of all the files and directories within a Linux

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Línea de tiempo del protocolo HTTP, desde HTTP/0.9 a HTTP/2 y HTTP/3

HTTP/2: features and improvements

HTTP/2 arrived in 2015 to replace the HTTP/1.1 protocol and introduce numerous improvements. This version of the protocol introduced big changes, significantly improved data transfers and, as a result, it also boosted web pages load speed acceleration. From HTTP/1.1 to HTTP/2 Since the release of HTTP/1 in 1996 and HTTP/1.1 in 1997, the HTTP protocol

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Legacy systems

What is a legacy system?

A legacy system is an old or out-dated system, technology or software application that continues to be used by an organization because it still performs the functions it was initially intended to do. Generally, legacy systems no longer have support and maintenance and they are limited in terms of growth. However, they cannot easily be

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NOC

What is a Network Operations Center (NOC)?

In IT, a Network Operations Center (NOC) is a centralized location where an organization’s network team monitors, manages and optimizes networks, troubleshooting any network event that might arise. It is also known as “Network Management Center”. A centralized location for network operations The NOC not only ensures seamless network operations but it is also the

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OpenStack

What is OpenStack?

OpenStack is a free, open source cloud computing platform that allows controlling large pools of compute, storage and network resources throughout a data center. It is licensed under Apache License 2.0. OpenStack Project The project was released by Rackspace Hosting and NASA in 2010. Indeed, its early code was based on NASA’s Nebula platform and

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30th anniversary of the first Linux release

Linux: from a hobby to a collaborative tech revolution

September 17th, 2022 was Linux’s 31st anniversary. Linux was first released as a free operating system kernel on September 17th, 1991. What started as “just a hobby” for Linus Torvalds became the kernel of the GNU OS and one of the world’s most important operating systems. Linux’s history from 1991 to 2022 Linus Torvalds was

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Types of hypervisors: bare-metal and hosted

Hypervisors: definition, types and open source and commercial solutions

Hypervisors are an essential part of the technology supporting cloud computing. There are two types of hypervisors — bare-metal and hosted, and numerous solutions in the market. In this post we are going to cover both types, including a list of well-known hypervisors — both commercial and open-source. But let’s start by defining what a

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