CockroachDB is an open-source project which is designed to be scalable and resilient to failure. Best features of RDBMS and NoSQL are combined together in this product. You can start using CockroachDB from a single node and add more nodes [...]
CLUSTER
How to Create Kubernetes Cluster with Kops
In this article we will use kops to install production grade Kubernetes cluster on Amazon Web Services. For this guide we assume you have AWS account. Also you need kubectl installed, you probably already have it if you followed any [...]
How to Run Docker Container on CoreOS etcd Cluster
CoreOS is a new exciting operating system, designed with cluster concepts in mind, mainly, security and high-availability needs. Actually, CoreOS means three things, is the name of the company behind the OS, the name of the OS itself and the [...]
How to Run Hadoop MapReduce Program on Ubuntu 16.04
In this blog, I will show you how to run a MapReduce program. MapReduce is one of the core part of Apache Hadoop, it is the processing layer of Apache Hadoop. So before I show you how to run a [...]
How to Setup Single Node Hadoop Cluster Using Docker
In this article, I will show you how to setup a single node hadoop cluster using Docker. Before I start with the setup, let me briefly remind you what Docker and Hadoop are. Docker is a software containerization platform where [...]
How to Configure Mariadb Maxscale Master-Slave with Galera Cluster
In this article we will install MariaDB galera cluster with MaxScale proxy database by MariaDB corporation. MaxScale is inteligent proxy database that can route database statements from cluster to one server. But unlike HAproxy, MaxScale uses asynchronius I/O of the [...]
How to Setup Percona Cluster with HAproxy Loadbalancer on CentOS 7
We earlier shown how to setup MariaDB Galera cluster with HAproxy, and today we will do the similar setup with Percona's distribution of MySQL. Percona is the company that has deep expertise with MySQL and MongoDB, and they make their own [...]
How to Setup MariaDB Galera Cluster with HAproxy on CentOS 7
In todays article we will install MariaDB Galera cluster with HAproxy for load balanced MariaDB and wordpress. Galera is active-active clustering technology, meaning that it can support writes on all nodes which are then replicated across cluster. There is also [...]
How to Setup Hadoop Multi-Node Cluster on Ubuntu
In this tutorial, we will learn how to setup a multi-node hadoop cluster on Ubuntu 16.04. A hadoop cluster which has more than 1 datanode is a multi-node hadoop cluster, hence, the goal of this tutorial is to get 2 [...]
How To Create Ceph Storage Cluster on Ubuntu 16.04
Ceph is one of the most exciting open source storage technologies to come out in recent years. Scalable to exabytes, and extendable to multiple datacenters, the Ceph developers have made it easy for System Administrators and Infrastructure Architects to deploy [...]