Monitoring and data collection with Logstash, Graphite, Grafana and Statsd
On This Page We have already setup our centralized log collection system based on Logstash as described in this article Centralized logs collecti...
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OpenStack Icehouse Multi-node Installation with Ceph backend for Cinder and Glance
On This Page This is a standard Installation of OpenStack Icehouse on 3 x VM nodes: Controller, Compute and Networking. Later I decided to create...
MySQL High Availability and Load Balancing with Keepalived
What we want to achieve here is have a MySQL HA two nodes cluster in Master-Master mode and load balance the instances using as less hardware as possible. Th...
MySQL Circular Replication
Setting the MySQL in Master-Master mode means in case of an instance failure the other one will transparently take over the client connections avoiding the n...
Secure Nginx with Naxsi, SSL, GeoIP and Google Page Speed modules on Debian/Ubuntu
We will use the latest stable version of nginx-naxsi which has XSS (Cross Site Scripting) protection via Naxsi module. We will also build and install this De...