What is your worst nightmare? For me, it is when our customer visits social media and tell us that our service is down and we don’t have…

The easiest way to configure a performant, secure, and stable nginx server.

Firewalls are there to protect you from threats on the internet (both traffic from the internet and from local applications trying to gain access when they shouldn’t). Sometimes, though, you’ll want to allow otherwise restricted traffic through your firewall.…

Monitoring is incomplete without alerting. We have already looked in monitoring with Prometheus in the previous article. In this article…

Introduction Terraform Provider This post talks about the reasoning behind the project terraform-provider-teamcity. We’ll be looking on how to apply pipelines as code for Jetbrains’ TeamCity CI server using Terraform.
Why Pipelines as Code? Nowadays, Continuous…

Microservices, containers and more in general distributed systems have opened a different point of view on our system and applications. We need to understand how a single event or requests cross our app jumping over networks, containers, virtual machines…

DevOps has transformed the way we deploy applications. Within many organizations, its emphasis on collaboration has accelerated the release of features and

DigitalOcean’s Custom Images feature allows you to bring your custom Linux and Unix-like virtual disk images from an on-premise environment or another cloud …

This post is courtesy of Maxime Thomas, DevOps Partner Solutions Architect – AWS This story begins when I joined AWS at the beginning of the year. I had a hard time during my ramp-up period trying to handle the amount of information coming from all directions.…

Hi! Welcome to my Istio step-by-step tutorial series. As the first tutorial, I’m going to introduce Istio.

Hi! Welcome to my Istio step-by-step tutorial series. Through this tutorial, I will tell you how to install Istio in Kubernetes…

Hi! Welcome back to my Istio step-by-step tutorial series. Through this tutorial, I am going to deploy a small application with Istio in…

In the previous article of this series, we described two solutions for local Kubernetes development on Windows

If you have administered Windows computers or assisted in Windows malware removal, then there is a good chance you have heard of the popular free Sysinternals utilities. 

Find out how to organize your team for Kubernetes development. In this post we discuss: namespaces, RBAC, network policy and resource constraints and how to apply them to your development teams.

The old strategy of building small, focused applications is new again in the modern microservices environment.

Yes, you read that right. You can run PHP on AWS Lambda. But you need to use Mathieu Napoli’s “Bref” package (link), which packages your…

A Russian vulnerability researcher and exploit developer has published detailed information about a zero-day vulnerability in VirtualBox. His explanations include step-by-step instructions for exploiting the bug.

Container runtime choices have grown over time to include other options beyond the popular Docker engine. The Open Container Initiative (OCI) has successfully standardized the concept of a container and container image in order to guarantee interoperability…