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Ask Us Anything: The Most Popular Grafana Community Questions Answered!

The Grafana Labs community has more than 600 developers around the world who contribute to our open source projects. From time to time, they also ask really great questions about how to get started in Grafana, how to solve an issue, or how to implement best practices for various functions. Here are three of the most popular questions on the Grafana community board right now – and the answers from Grafana team members and fellow developers.

Sentry for Data: Optimizing Airflow with Sentry

In our Sentry for Data series, we explain precisely why Sentry is the perfect tool for your data team. The present post focuses on how we optimized Airflow for deeper insights into what goes wrong when our data pipelines break. Data enables Sentry’s go-to-market teams by generating high-quality leads and tailored marketing campaigns. Of course, data is also used to steer the business by influencing how we think about Sentry pricing, future opportunities, and feature roadmap.

Intro to k3s: Lightweight Kubernetes

Ready to get some training on using K3s, the lightweight Kubernetes distribution?Earlier this year, Rancher Labs introduced k3s, a new open source project which is a lightweight implementation of Kubernetes that is easy to install and can run on x86 and ARM infrastructure with only 512 MB of RAM required to run it. It is geared towards teams that need to deploy applications quickly and reliably to resource-constrained environments. Some use cases for k3s are edge, Single Board Computers, IoT, and CI.

Continuous Delivery with Jenkins and Rollbar

Continuous delivery (CD) helps reduce the cost, time and risk of delivering changes by allowing for fast incremental updates to applications in production. However, it’s essential to monitor your application after each deployment. You need to be notified immediately if something is wrong or users are having a poor experience. Rollbar is a leading solution for error monitoring in the software development lifecycle. It alerts you when new errors occur after a deployment.

You've Been Accepted: PagerDuty University

Last year at PagerDuty Summit 2018, we officially launched PagerDuty University (PDU), a training program that provides hands-on classroom training to current and prospective customers so they can get the most out of the PagerDuty platform. Since its debut, PDU has taught hundreds of learners how they can optimize their instances to minimize downtime and improve responders’ quality of on-call life, in addition to providing thought leadership best practices to customers around the globe.

Why does CUBIC take us back to TCP congestion control?

TCP congestion control is a fundamental part of this protocol and over the years has undergone a process of constant improvement through the generation of different versions, such as TCP Tahoe, Reno, Vegas, and so on. The case of the TCP CUBIC version, which has been the default congestion control applied by Linux/Unix systems.

Assessing the Per-Minute Cost of an Outage for YOUR Company

Software vendors and analysts love to rattle off scary numbers about how many thousands of dollars per minute or hour an infrastructure outage will cost the typical company. Those numbers can be scary indeed; for example, Gartner quotes $5,400 per minute as the cost borne by a medium to large-sized retailer. Your company, however, is most likely not identical to the “typical” company on which the numbers are based.