Blog Archives

Hashing Infrastructures

Engineers in fast moving, medium to large scale infrastructures in the cloud are often faced with the challenge of bringing up systems in a repeatable, fast and scalable way. There are currently tools which aid engineers in accomplishing this task… Read More

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Posted in Cloud, Development, DevOps, Docker, Server monitoring

Exploiting Zookeeper for managing processes in a production environment with Lockex

Lock and execute!
As an engineer here at Logentries I need to maintain a complex system that has requirements for being available to our customers. We always build systems with the ability to be resistant to failure.
In our environment,… Read More

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Posted in Development, DevOps, How To, Scripts

Introducing a Buildbot status plugin for pushing status updates to Logentries

Buildbot is a framework for building continuous deployment and integration systems, it is highly flexible and is written in python. It is also a mature system which a number of large projects use e.g. Mozilla, Chromium, Python – see… Read More

Posted in How To, Monitoring

Introducing the Logentries callback plugin for Ansible

Ansible is an automation tool for deploying, configuring and orchestrating systems. It’s written in python and it is easily extended.
A callback plugin for Ansible extends the functionality by being able to respond to events. These responses can be anything… Read More

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Posted in DevOps, How To

How to Add a GPS Time Source to ntpd

USB GPS dongles have come down significantly in price in recent years and I picked one up to play with recently.
Apart from using a GPS module to report your latitude, longitude, altitude and time for mapping applications, it’s also… Read More

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Posted in How To

Integrating etckeeper with Logentries & Chef

When working within a team to maintain system infrastructure, properly documenting and communicating changes made to configuration files within /etc is fundamental to preventing knowledge gaps throughout your team.

While version control tools like git are helpful in tracking standard… Read More

Posted in DevOps, Scripts

Salt-ssh for Remote Execution of States and Modules

This article assumes that the reader has a basic understanding of how Salt works and regular Salt usage experience with master and minions. The goal of this post is to show how to use Salt-ssh in a non-root environment without… Read More

Posted in Agent, How To, Tips & Tricks

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