In a previous post, we explained the concept of configuration management and presented three of the most popular tools: Chef, Puppet, and Ansible. We also briefly explored the impact that containerization is having on configuration management, and how the two can be used in combination. This article takes a more in-depth look at this relationship by presenting different techniques for using Chef, Puppet, and Ansible to deploy and manage a Kubernetes cluster.

Enterprise users of Office 365 often need to configure a multi-function printer to use the platform’s SMTP email capabilities on their network. There are several ways of doing this, each with their own benefits and disadvantages. In this guide we’ll be looking at the steps required in setting up Office 365 network printing and email under various conditions.

We are excited about Calico v3.5 release. This release provides more control and allows much finer-grained dynamic IP management vs the static allocation of a fixed set of addresses to each node in native Kubernetes. Here are the details.

The biggest challenge when a user complains of slow application is diagnosing why it’s slow: Is it due to a code-level issue or a database issue? Should we call the DBA or the application manager? Performance problems with the database can cause up to 70% of all application performance issues in production, according to consensus among database practitioners and experts.

It’s been a big month of great product updates in January, including the launch of the OpsRamp Winter Release, the ability to deliver collaboration across service delivery and IT operations teams with our certified ServiceNow integration and silver membership in the Cloud Native Computing Foundation (CNCF). In this month’s OpsComm, we’ll take you through some of the exciting news and updates at OpsRamp. To see all of the recent OpsRamp coverage, check out our newsroom.

The importance of effective business continuity planning (BCP) cannot be understated. Being able to avoid and mitigate the risks and damages associated with a disruption to operations is critical to the health of any business. And, the two main pillars upon which a robust BCP program rests are, of course, the plan and the testing program.

Gatsby is currently generating a ton of buzz as the new hot thing for generating static sites. This has lead to a number of frequent questions like: A static…what now? How is GraphQL involved? Do I need to set up a GraphQL server? What if I’m not a great React developer, really more of a bad React developer?

A site under maintenance can be stressful for employees and customers. In our fast paced and hyper-competitive business environment, pulling through unharmed from a difficult situation requires a lot of effort, communication and teamwork. Often the level of effort required to ensure things run smoothly goes unnoticed by those on the outside of your organization.

Let’s start with the happy ending — after a long search, we managed to identify a Netty memory leak in one of our log listeners and were able to troubleshoot and fix the issue on time before the service crashed.

When you are using Rancher to manage your Kubernetes clusters, at some point you will encounter the terms Rancher, RKE, and custom cluster. If you are new to Rancher, it can be difficult to understand the difference between and purpose of each of these concepts. In this post, I will go over what each component is used for and how they are used together in parts of the system.