IaaS, PaaS, and SaaS: A Comparison

Reading Time: 7 minutes

Introduction

cloud-services 2

Businesses looking to establish themselves online have numerous options. They can not only choose the providers, but the service they wish to receive. Cloud computing has become an extremely popular hosting method due to flexibility in price, features, and support/management. Within the concept of cloud computing, you are typically presented with three distinct categories of services offered: 

Continue reading “IaaS, PaaS, and SaaS: A Comparison”

What are Inodes in Linux?

Reading Time: 6 minutes

As you are probably already aware, everything is considered to be a file in Linux. That includes hardware devices, processes, directories, regular files, sockets, links, and so on. Generally, the file system is divided into data blocks and inodes. With that being said, you can think about inodes as a basis of the Linux file system. To explain it more clearly, an Inode is a data structure that stores metadata about every single file on your computer system. 

Continue reading “What are Inodes in Linux?”

How to Install and Configure Ansible on CentOS 7

Reading Time: 5 minutes

Introduction

Ansible_logo

Ansible is an IT automation tool intended to facilitate the management of remote servers. Ansible requires Python (version 2.7 or 3.5 and higher) to run. Ansible is run from a centralized control node and can manage any server accessible over SSH. Remote servers that are managed by Ansible are called managed nodes.

By default, Ansible communicates with managed nodes using OpenSSH. SSH is not the only communication mechanism Ansible supports. You can run tasks on the control server locally, in a docker container or even a Windows server. The control node will require Linux to run.

Continue reading “How to Install and Configure Ansible on CentOS 7”

Useful Command Line for Linux Admins

Reading Time: 11 minutesThe command line terminal, or shell on your Linux server, is a potent tool for deciphering activity on the server, performing operations, or making system changes. But with several thousand executable binaries installed by default, what tools are useful, and how should you use them safely? Continue reading “Useful Command Line for Linux Admins”

How to Resize a Liquid Web Storm (Cloud) Server

Reading Time: < 1 minute
Pre-Flight Check
  • These instructions are intended specifically for resizing a Liquid Web Storm (Cloud) server.
  • I’ll be resizing a 2 GB Storm VPS instance to a Storm Dedicated server.
Continue reading “How to Resize a Liquid Web Storm (Cloud) Server”