Imagine a server with all your company data. 500GB, 1TB, 1.5TB, 2TB of data storage. And now imagine your server’s HD suddenly broke. I thing it will be a collapse, mainly if you don’t had a backup. For that sceneries and others was created the RAID 1.
Tutorial to create a Map/Reduce project example using Hadoop to count words. Here I’ll show you how to quickly perform simple functions on a Hadoop Node.
Hadoop is a Cluster Software/Structure to create a software working over Map/Reduce algorithm.
Swap file is used to “expand” the memory RAM, so increase the capability to execute more softwares at same time. In a GNU/Linux, it’s possible to create a dedicated swap partition or use a file.
Below I’ll show step by step how to create a Swap file in a Linux OS.
In computing, a network interface is a system’s (software and/or hardware) interface between two pieces of equipment or protocol layers in a computer network.
A network interface will usually have some form of network address. Below I show how to setup a network interface with IPv4.