Tutorials

How to install ESA SNAP on Ubuntu Linux

Today, someone who wants to switch from Windows to Linux asked me if I could help him run ESA SNAP on Ubuntu. I thought it would be interesting for the blog, too. For those who don’t know: ESA SNAP (Sentinel Application Platform) is the common architecture for all Sentinel Toolboxes. There is no SNAP package […]

The post How to install ESA SNAP on Ubuntu Linux first appeared on GIS-Blog.com.

Install and Setup Docker Using Ansible on Ubuntu 18.04 (Part 2)

Install and Setup Docker Using Ansible on Ubuntu 18.04 (Part 2)

In the last guide, you learned how to set up, install, and configure Ansible on Ubuntu 18.04. Now, you will use the Ansible to install and set Docker on a remote machine. To begin this guide, you need the following: One Ansible Control Node: You need a Ansible installed and configured machine. One or more Ansible …

Install and Setup Docker Using Ansible on Ubuntu 18.04 (Part 2) Read More »

How to Install and Configure Ansible on Ubuntu

How to Install and Configure Ansible on Ubuntu (Part 1)

Ansible is a Configuration Management and Application Deployment system that is designed to streamline the process of controlling a large number of servers, basically for administration and operational processes. In other words, it allows you to control several remote machines in an automated fashion from a location.Ansible uses an SSH channel for communication to control …

How to Install and Configure Ansible on Ubuntu (Part 1) Read More »

Install and Configure CSF ConfigServer Firewall

Install and Configure CSF ConfigServer Firewall

Install and Configure CSF ConfigServer Firewall About CSF Firewall ConfigServer Security and Firewall, also known as CSF, is an opensource software firewall application. It is working based on iptables. Firewall configuration script created to provide better security for your server while giving you an easy to use, advanced interface for managing your firewall settings. CSF configures …

Install and Configure CSF ConfigServer Firewall Read More »

Linux RAID Mdadm Cheat Sheet

Linux RAID Mdadm Cheat Sheet Mdadm is the modern tool most Linux distributions use these days to manage software RAID arrays; in the past raidtools was the tool we have used for this. This cheat sheet will show the most common usages of mdadm to manage software raid arrays; it assumes you have a good understanding …

Linux RAID Mdadm Cheat Sheet Read More »

Make Samba Go Faster

Make Samba Go Faster After installing a wired gigabit network in my house I tested the performance in the network using shares (Windows – samba installed centos 7). I got around 500-600MBit/sec in read speeds and about 600-700MBit/sec in write speeds. But why ? After looking at the samba configuration file I saw that Async IO …

Make Samba Go Faster Read More »

Protecting Apache Server From Denial-of-Service Attacks

Protecting Apache Server From Denial-of-Service Attacks Denial-of-Service (DoS) attack is an attempt to make a machine or network resource unavailable to its intended users, such as to temporarily or indefinitely interrupt or suspend services of a host connected to the Internet. A distributed denial-of-service (DDoS) is where the attack source is more than one–and often …

Protecting Apache Server From Denial-of-Service Attacks Read More »

Things to do after installing Ubuntu 16.04 LTS

Things to do after installing Ubuntu 16.04 LTS To have a fully functional and smoothly running Ubuntu 16.04 Desktop users need to have some services application running before they start working with this fresh flavor of Ubuntu, although it depends upon nature of services for which system will be utilized, we have tried to figure …

Things to do after installing Ubuntu 16.04 LTS Read More »

Maintaining a clean Ubuntu system

How to maintain a “clean” Ubuntu Ubuntu is (unfortunately) the most popular GNU/Linux distribution (I still prefer Fedora), as it has been the easiest to use for many years now, making it an obvious choice for every newcomer. As most new users don’t know if and how they are supposed to maintain they distribution, and …

Maintaining a clean Ubuntu system Read More »

Installing docker with Ubuntu 16.04 LTS, Mint 17 and CentOS 7

Installing docker with Ubuntu 16.04 LTS, Mint 17 and CentOS 7 A brief introduction to virtualization Today we will learn installing docker with Ubuntu, mint and CentOS 7 Linux,  Before the evolution of the concept of virtualization, to run one application one dedicated server was required,  if you wanted to  run 20 application like mail …

Installing docker with Ubuntu 16.04 LTS, Mint 17 and CentOS 7 Read More »