Blog Archives

3 Ways to Improve Your Code Testing

I am a big fan of Test Driven Development (TDD). I drank the kool-aid a while back and have not had a regret since. When I sling code, I am always writing a test, or writing against a test. That’s… Read More

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Posted in Development, JavaScript, Node.js, Tips & Tricks

What exactly is an Event-loop?

“The price of reliability is the pursuit of the utmost simplicity” – C.A.R Hoare
Rather than doing another all-out performance post, I’ll look at some aspects of asynchronous I/O today instead: what it is at a high level, what it… Read More

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Posted in Development, JavaScript, Node.js

Implementing Self-Describing Log Data Using NodeJS

In my previous article, How to Ensure Self-Describing Log Data using Log4Net, I showed you a  technique that made structuring your logging information as key-value and JSON under Log4Net an easier undertaking. In this article I am going to apply… Read More

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Posted in Application Performance Monitoring, JSON, Log Management, Node.js

15 Events to Log for Better DevOps

DevOps practices are now finding their way into more and more organizations. Up to now, as the DevOps movement has started to percolate across various industries the focus has been on improving the IT department. In Logentries’ article 15 Events… Read More

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Posted in .Net, Alerts, Application Performance Monitoring, Business Metrics, Data visualization, DevOps, Feature, Java, JavaScript, LEQL, Log Analysis, Log Management, Node.js, Security, Server monitoring, Tableau, Tips & Tricks

Unleash the power of node.js for Shell Scripting (Part 2)

Ready for our first proper node.js Script!

In a previous post, we learned about some tools that helped us create a script in node.js. It is now time to put this into practice by implementing a script that connects to… Read More

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Posted in Node.js

Unleash the power of node.js for Shell Scripting (Part 1)

Setting Up
Running a Node Script

We are going to talk about creating shell scripts with node.js. The first thing that you need to do is install node.js. You can get the installers from, or use your favorite package… Read More

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Posted in How To, Node.js

How to Use Node-Red with Logentries for Cloud Based Logging

This is a guest post written by Jason Ruane, the Technical Director at, and originally appeared on the blog. 
Node-Red is an app, which runs on top of NodeJs. Node-Red is usually run on cloud servers, but as… Read More

Posted in Feature, IoT, Node.js

April NodeJs MeetUp in Dublin – from a newbie’s perspective.

As usual there was a good turn out at the monthly Node.js Dublin event in Engine Yard recently. Although some of the Logentries team have been working with Node.js for some time I have to admit I am a bit… Read More

Posted in Community, Node.js

Its node joke… Node.js now supported @Logentries

Our friends at have developed a nodje.js Logentries library allowing you to make use of the node.js event driven model to log directly to your logentries account – thanks Richard!!
Whats’s this Node.js I hear you say ??? See… Read More

Posted in Log Management, Logentries, Node.js

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