LAMP is an acronym of a very popular web stack – Linux, Apache, MySQL, PHP. All of the four components of LAMP are open-sourced and are suitable to deploy dynamic websites and web applications. In today’s tutorial, I am going to show you how to set up a cloud server with the LAMP stack. LAMP Stack: L – Linux L in …
How to setup MySQL on a server and MySQL basics
In this CloudSigma tutorial, you will learn how to setup MySQL on a server, and the MySQL basics. MySQL is an open-source Relational Database Management System (RDBMS) that helps users store, organize, and manage data. It is very popular and widely used in the IT industry. Creating the machine First, you have to create a machine. You can do that …
How to install & operate Docker on Ubuntu in the public cloud
Docker is one of the most popular products in organizations these days. It makes the process of managing applications in containers very easy. Docker provides portability, performance, agility, scalability and isolation to the applications, since it uses containers, which are more portable and require less resources than virtual machines. In this tutorial, you will go through the steps required to …
How to set up your Ubuntu 18.04 server
In this tutorial, we shall go through the initial steps required to set up an Ubuntu server. The configurations we will discuss will enhance the security and usability of the server. We will be using an Ubuntu 18.04 LTS image. Step 1: Setting up the instance on CloudSigma I am using a machine with the following resources: 8 GHz CPU 8 …
Cloudflare Access: Securing Access to Web Applications
In these times of uncertainties, the global trend is to make the working environment more agile and the work tools more portable. Never has been more important than during the COVID19 crisis with the requirement to work remotely from the main corporate office locations. Cloudflare Access replaces traditional corporate VPN clients by putting Cloudflare’s global edge network in front of …
Run your own VPN server under Docker with OpenVPN Access Server
In this tutorial, I will be setting up an Open VPN server under Docker with CloudSigma. With CloudSigma’s cloud locations spread all over the globe, you can create a server in any of them and access the content from there. Creating the machine First, I am creating a machine with the following resources: 20 GHz CPU 16 GB RAM 20 …
How to use vnStat and iftop to monitor data consumption within a VM
In the generation of cloud computing, virtual machines (VMs) have become very common, while the usage of physical machines has started to gradually decrease. In this post, we will introduce the tools, ‘vnStat’ and ‘iftop,’ which we can use to monitor data consumption in a VM. First, I am creating a machine with the following resources: 20 GHz CPU 16 …
Installing Hadoop on a Single Node in Five Simple Steps
Welcome to our guide on installing Hadoop in five simple steps. To start with, the Apache Hadoop software library is a framework that allows for the distributed processing of large data sets across clusters of computers using simple programming models. It is designed to scale up from single servers to thousands of machines, each offering local computation and storage. Rather …
Realtime Twitter Data Ingestion using Flume
With more than 330 million active users, Twitter is one of the top platforms where people like to share their thoughts. More importantly, twitter data can be used for a variety of purposes such as research, consumer insights, demographic insights and many more. In addition, twitter data insights are especially useful for businesses as they allow for the analysis of …
Sentiment Analysis of Twitter using Spark
In our previous post, I worked out a way to extract real-time Twitter data using Apache Flume. Currently, I have got a lot of data from Twitter. Therefore, I would want to analyze it and find some trends from it. In order to perform sentiment analysis of the Twitter data, I am going to use another Big Data tool, Apache …
Setting up a Big Data Cluster within Minutes in 3 Easy Steps
HDP is the industry’s a truly secure, enterprise-ready open source Apache™ Hadoop® distribution based on a centralized architecture (YARN). HDP addresses the complete needs of data-at-rest, powers real-time customer applications and delivers robust big data analytics that accelerate decision making and innovation. (Source: https://hortonworks.com/products/data-platforms/hdp/). I am going to install HDP to create a big cluster of 5 nodes deployed on …
HowTo: CGroups
Well, as you know, GNU & Linux are awesome. Why? Because we have Control Groups (CGroups)! In this post you’ll learn how to: Protect critical system processes for both memory and CPU. A walkthrough video implementing cgroups on a live running server Set up an example implementation of CGroups or SystemD slices. Keeping Everything under Control You can use CGroups …