Operations | Monitoring | ITSM | DevOps | Cloud

This article helps you understand DNS prefetching, one type of resource hint, including what they are, why and how to use them, and best practices for auditing and scaling them.

In this article, let’s take a look at preconnect resource hints — what they are, why and how to use them, and best practices for auditing and scaling them.

At Pandora FMS we have IT professionals on an altar. Literally, one next to the water dispenser in the office. I’m serious! It even has its blessed liturgical cloth, its flattering parsley, its candles and the incense! But there are still things that these people miss. Here’s a hint: it’s related to ITOM.

Since the beginning of the Internet, the speed of delivering content has been an issue. While processor enhancements, network acceleration, and web frameworks have brought drastic improvements to performance, the goalposts have continued to shift further away; devices operate on wireless connections with limited bandwidth, and the Internet is accessed from every corner of the globe.

There are too few C/C++ testing libraries designed for embedded devices. The traditional libraries are not designed for constrained resources and rely on host functionality like a filesystem or standard output. In this post, I detail why I’ve decided to design a new testing library for microcontrollers and cover the rationale, design choices, and thoughts on the prototype. Like Interrupt? Subscribe to get our latest posts straight to your mailbox.

A quick guide on the advantages of using Qovery as your preferred apps deployment platform—and how to build a faster AWS production-ready with it.

VPNs: not just sponsors of YouTube tech videos! If you think of Virtual Private Networks (VPNs) as data privacy tools or a way to access geographically restricted content, then the idea they’re dying out probably seems far-fetched. But if we’re talking about internet-based VPNs, the kind that enables access to corporate networks, there’s been plenty of prognostication that the last days of VPN may be upon us.

Continuous integration has become a widely accepted practice for software projects. As more technologies are introduced in both continuous integration and software development, developers are looking for practical ways to benefit from them. Basic tutorials that cover toy examples are not always enough for real-life practitioners. As an actual user of Django, Docker, and CircleCI, this was certainly a pain point for me. That is why I wrote this tutorial.

As our recent survey showed, Apache Spark is poised to continue as big data’s most dominant large-scale big data processing platform. Thus it is imperative that Spark users learn and master Spark tuning if they want to get the most out of their Spark environments. But what is tuning in Spark? How is it done? Read on to know more about Spark tuning.

Right now, much of the security world is focused on the RSA conference in San Francisco, California. The Torq team has been preparing for the event for months—and we’re thrilled that we finally get a chance to talk about Torq in person with other security professionals.