If you run microservices in containers, they are forced to communicate with each other – and with the outside world. We explain how to network pods and nodes in Kubernetes.
The OpenStack cosmos cannot ignore the trend toward containers. If you want to combine both technologies, projects like Magnum, Kolla, and Zun come into play. Which one?
For research into deep learning algorithms that automatically acquire new skills, OpenAI operates some of the largest Kubernetes clusters worldwide, with up to 36,000 CPU cores. We look at some practical experience with the container management system.
In native cloud environments, classic monitoring tools reach their limits when monitoring transient objects such as containers. Prometheus closes this gap, which Kubernetes complements, thanks to its conceptual similarity, simple structure, and far-reaching automation.
Linux uses the Logical Volume Manager to manage large hard drives and mass storage clusters efficiently. We look at various graphical tools that help serve up logical volumes and volume groups.
Admin teams can use secret sharing to centrally manage shared access to user accounts and services. HashiCorp Vault is one of the few tools that has proven effective when it comes to implementing this solution. Here's how to use this open source tool and keep important credentials safe.
Despite the abundance of tools that test code and help improve the effectiveness of a continuous integration pipeline, automated security testing is much more difficult to get right than it might appear.
Canonical's Snapcraft (Snappy) package manager creates a self-contained application that works across Linux distributions. We show you how to install, publish, and run a simple snap.
WSUS simplifies updating Windows 10 computers over the network, but first, you need to modify some settings and add new Group Policy templates to insure successful installation of the updates.
Internet providers often market their open interfaces as RESTful, but is this true of the APIs, especially when no standard exists? We introduce some REST providers and look at how closely their API architectures reflect the REST principle.
Although PowerShell has its ardent advocates, many admins and users swear by Python, especially for Windows. Which scripting language is best for you? Read on for a comparison of PowerShell and Python.
