System
16/06/2016
How do I change, sort, add, remove graphs with Munin?
Graphs on MuninEnable and disable plugins on each nodeGraphs are added and removed via symlinks in the /etc/munin/plugins/ directory of ...
An lsof Primer
Source: Daniel Miessler Key Options Getting Information About the Network User Information Commands and Processes Files and Directories Advanced lsof ...
Installing A High Availability Web Server Cluster On Ubuntu 12.10 Using HAProxy, HeartBeat And Lampp
What is the main objective of this entire topology?Redundancy and Load Sharing! Imagine a scenario where your single web server ...
Installing a high availability web server cluster on Ubuntu 12.04 LTS using HAProxy, HeartBeat and Nginx
How to set-up a high-availability clusterHere are a few notes about how to set-up a high-availability web server farm using Ubuntu ...
Automating the Deployment of a Scalable WordPress Site
IntroductionIn this guide we will create and deploy a scalable WordPress instance consisting of a MySQL database server, a GlusterFS ...
Les systèmes de détection d’intrusions
I. IntroductionLes systèmes d'information sont aujourd'hui de plus en plus ouverts sur Internet. Cette ouverture, a priori bénéfique, pose néanmoins ...
Using iptables and watch command
Using iptables to list filtering rules is OK. Running this command in a shell loop can help but it needs ...
Ubuntu Linux /etc/network/interfaces networking example
Source: nixCraftQ. Can you explain how to setup network parameters such as IP address, subnet, dhcp etc using /etc/network/interfaces file?A ...
How To Use ProxySQL as a Load Balancer for MySQL on Ubuntu 16.04
Introduction ProxySQL is an open-source MySQL proxy server, meaning it serves as an intermediary between a MySQL server and the ...
Use a classic menu in Unity
Source: WebUpd8 If you find Dash to be confusing and want to use a classic menu in Unity, you have ...
Allow A Normal User To Run Commands As root Under Linux / UNIX Operating Systems
Source: nixCRAFT You need to use the sudo command which is use to execute a command as another user. It ...
Guide to rsnapshot and incremental backups on Linux
1. Introductionrsnapshot is a backup tool written in Perl that utilizes rsync as its back-end. rsnapshot allows users to create customized ...
Rsnapshot
IntroductionVous le savez maintenant, les sauvegardes sont indispensables... Sauvegardes. Nécessaires, mais facile à oublier, sauf si elles sont effectuées automatiquement.Voici ...
Sauvegarde journalisée de votre machine avec RSnapShot
Source: Nicolargo Ce logiciel libre permet d'automatiser une sauvegarde journalisée de vos machines et ceci localement comme à distance. RSnapShot ...
Using Bash Arrays with Examples
Arrays can be a useful tool when coding your bash scripts. The simplest way that I can define an array ...
How To Create a High Availability Setup with Heartbeat and Floating IPs on Ubuntu 14.04
Source: Digital Ocean - Mitchell Anicas Introduction Heartbeat is an open source program that provides cluster infrastructure capabilities—cluster membership and ...
