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An Introduction to OpenShift

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OpenShift is a Platform as a Service (PaaS) offering with a layered architecture that includes Docker Cluster and Kubernetes. The latest version of OpenShift...

An Introduction to Kubevirt, the Kubernetes Virtualisation Operator

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Kubevirt is a Kubernetes add-on that enables the management of libvirt virtual machines. It is a tool that is used to schedule and manage...

Get Acquainted with Docker Swarm

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The use of Docker containerisation has become quite common, especially in production. Docker Swarm is a clustering and scheduling tool for Docker containers. With...

A Peek Into Storage Solutions

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Open source storage is similar to all other commercial storage products and can fulfill business needs like building Storage Area Network or Network-Attached Storage,...

‘The security threat on the cloud is now passe’

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With the launch of Oracle 12c, Oracle has introduced the first database designed for the cloud. The Oracle Database 12c brings to customers a...

Set Up Your Own Chat Server

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Chatting and Instant Messaging applications are used regularly at workplaces and for personal reasons. So how about setting up your own chat server? This...

Building A Highly Available Nginx Reverse-Proxy Using Heartbeat

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Last month we discussed how to set up a highly available cluster of Web servers that are load balanced using nginx. One shortcoming in that set-up was the reverse-proxy server itself, which on crashing, will cause the entire Web server cluster to go down. Therefore, we would need to build high-availability in the reverse-proxy server itself.

Building A Highly-Available Web Server Cluster

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Getting started with nginx, a powerful HTTP Web server/reverse proxy and IMAP/POP3 reverse proxy.