There are multiple great utilities and tools within the CoreOS ecosystem. One of them is etcd, a distributed key value store. etcd is used to share and store data within a cluster of CoreOS machines and make the data generally available for every machine. Additionally, the shared configuration is used …

Last week we’ve learned about CoreOS’ components and technologies within the ecosystem. This week, we’re directly diving into the practical part and get our hands dirty. If you read the first post, you already know that CoreOS is an operating system geared towards high-availability. Setting up a cluster …

CoreOS is a new operating system with a completely changed mindset. The idea goes away from single servers and moves completely towards security and high-availability clusters. All the management is done at cluster level. CoreOS ships and integrates with components that simplify the overall cluster management. Within this series, we’ …

It has been a long journey to this last planned post of the PM2 series. We want to wrap up the series and hope you’ve learned a lot throughout the weeks. Every new article covered a separate topic and should help you to improve your application process management on …

You’ve already noticed that we’re adoring fanboys of PM2 to manage our Node.js processes. We heavily rely on PM2 to keep the Future Studio platform permanently available for you. That also includes customizations related to Node.js (like memory limit) itself. PM2 allows you to pass arguments …

The previous published posts within this series, you’ve learned about the built-in features of PM2. This week, we’re going to explore a very handy feature of the utility: a built-in module system. This module system allows you to add custom functionality to PM2 by installing modules to PM2 …

The latest release of Retrofit 1 (1.9.0) directly depends on OkHttp 2.2.0. For Retrofit 2, the developers introduced multiple breaking changes, because Retrofit in its second major release actually uses OkHttp instead of working with and around it. That means, OkHttp got a lot attention and …

Everyone is seeking for productivity boosts day by day, like learning new shortcuts in your favorite IDE, a new command on the Unix shell or something else. If you’re just starting out or already familiar with PM2 commands, it’s always nice to have an auto-completion feature. This post …