Posts Categorized: Pythian

Ambari Blueprints and One-Touch Hadoop Clusters

For those who aren’t familiar, Apache Ambari is the best open source solution for managing your Hadoop cluster: it’s capable of adding nodes, assigning roles, managing configuration and monitoring cluster health. Ambari is HortonWorks’ version of Cloudera Manager and MapR’s Warden, and it has been steadily improving with every release. As of version 1.5.1, Ambari added support for a declarative configuration (called a Blueprint) which makes it easy to automatically create repeatable clusters in the cloud. I’ll give an example of how to use Ambari Blueprints, and compare them with existing one-touch deployment methods for other distributions.

Service Reliability: How Systems Administration is Evolving – Part One

The world of systems administration is changing, and it’s affecting everyone involved. Today’s blog post is the first of two in mini-series dedicated to Service Reliability: How Systems Administration is Evolving. The days of formulas that tell us, You need “X” system admins, for every “Y” physical server, and every “Z” VMs are coming to…

Internet Scale Design: Part Two

In my previous blog post, I emphasized that internet scale design can be implemented for any type of company. Whether it’s a small, bootstrapped startup or a rapidly growing, well-funded tier 2. But if it’s suitable for that many companies, why isn’t everyone moving into the cloud? In my opinion, there are two reasons. First,…

Internet Scale Design: Part One

Internet Scale graphic 1

Whether your company is a small, bootstrapped startup or a rapidly growing, well-funded tier 2 or 3 business, everyone dreams of having ‘Internet scale’ systems which are highly automated, anti-fragile, self-healing, and inexpensive to maintain. The problem, however, is that those types of complex systems are only within the reach of well-funded companies who can…

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