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Admin Tome is a blog where you can find highly technical articles on anything ranging from cloud and devops to agile and scrum.

Serf custom queries

By Bill Ward on June 17, 2017

Serf is a very powerful tool for managing and orchestrating your clusters. The power comes from the ability for you to write customer queries and events to handle almost any situation. In this post we will go through configuring a serf cluster to handle a sample custom query to get average CPU Utilization from each of our cluster member servers in a matter of seconds.

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How to install serf on a multiple node ubuntu cluster

By Bill Ward on June 17, 2017

This post will walk you through setting up a quick Serf cluster on Ubuntu 16.10 servers. Serf is an awsome clustering applicaiton that managers cluster membership, is decentralized, and recovers from downed nodes quickly.

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Orchestrating Puppet with Serf

By Bill Ward on June 16, 2017

If you have used puppet in a production environment before, then you have probably used MCollective which is the orchestration system for puppet enterprise. Most of the time this works out great. In my shop though, we have had many problems with MCollective. This post gives you a way to replace MCollective with HashiCorp’s Serf and explains how this is a much better solution.

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Deploying a Consul cluster using Terraform and Puppet

By Bill Ward on June 1, 2017

After reading The DevOps Handbook it became obvious that the current trend in IT is defining your infrastructure as code. This gives you infrastructure that you can build and destroy at will. In this article we define a consul cluster in code using Hashicorp’s Terraform.

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