easy resize kvm without lvm

Basically i have a chance to resize a kvm without lvm / lvm2. Adding size to a kvm is pretty straight forward, all you need to do is the following,

Setup HA + Floating IP + BGP on Vultr on Ubuntu 17.10

ok, recently i am trying to setup a low cost HA on the cloud. And i decide to go with Vultr since they provide $2.5 machine for me to test and play around (although i can only spam 2 of such machine) Here i will drop down how i did it so i won't forget and you can copy it if you want.

Setup MongoDB 3.2 Geographical Replica Set in Ubuntu 15.10

Interestingly, i needed to setup a Replica Set on Ubuntu 15.10 for MongoDB 3.2 which is the latest Ubuntu and MongoDB version. This also serve as a tutorial for anyone who is interested in setting up a MongoDB Replica Set as well.

Import the public key used by the package management system.

Login to your server as root, we will need to import the public key use by the package manager for mongodb, just fire the following command,

How To Install Aide Intrusion Detection System on Ubuntu

Aide stands for Advanced Intrusion Detection Environment which is one of the most popular tools for monitoring changes to a Unix or Linux system. Here i will list out how i am going to set this baby up on some of my server to secure on system.

Installing avconv from source in Ubuntu

This is pretty interesting as avconv is a pretty sensitive fellow. If you do this wrongly, your avconv is pretty much not workable no matter how you are going to spin this. Hence, i do myself a favour and write this up instead. Now, before i began, let me explain what version of Ubuntu i am using. I am on Ubuntu 12.04.5 LTS and if i do the following from repo

sudo apt-get install ffmpeg libav-tools

I will be getting myself avcon version 8.x.x since i am on a older version of Ubuntu. Hence, the installed of avcon from source.