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Running and Deploying Elasticsearch Operator on Kubernetes

Have you ever grown tired of running the same kubectl commands again and again? Well the good folks over at the Kubernetes team understand you. With the addition of custom resources and the operator pattern, you can now make use of extensions, or addons as I like to call them, to the Kubernetes API that help you manage applications and components. Operators follow Kubernetes principles including the control loop.

Migrating Production Data in Elixir

When requirements change for your product, there arises a need to change not only the codebase but also the existing data that already lives in production. If you’re performing the changes locally, the whole process seems fairly simple. You test your new feature against a sparkling clean database, the test suite is green, and the feature looks great. Then you deploy, and everything goes to hell because you forgot that production was in a slightly different state.

Why would Modern Businesses need Event Correlation?

Network management is undoubtedly crucial as there is a constant need to pin-point as well as fix the issues quickly whether it’s on premise or on cloud. The more complex and distributed a network becomes, the more alarms or alerts the system generates. Just knowing that something has gone wrong in your network is not enough, you should know the details like why it happened, when it happened, where it started, and what triggered it.

Get More From Sentry With Our PagerDuty Integration

Much like the pagers of yore, PagerDuty immediately notifies the right person when something goes wrong. That means that no matter when there’s an issue in your application, the right people on your team will hear about it. But as much as we love PagerDuty, we’re not using valuable company time and resources just to tell you about it. We are, however, using valuable company time and resources to tell you all about our new integration with PagerDuty.

Step-by-step guide to setting up Prometheus Alertmanager with Slack, PagerDuty, and Gmail

In my previous blog post, “How to Explore Prometheus with Easy ‘Hello World’ Projects”, I described three projects that I used to get a better sense of what Prometheus can do. In this post, I’d like to share how I got more familiar with Prometheus Alertmanager and how I set up alert notifications for Slack, PagerDuty, and Gmail.

Plugging Git Leaks: Preventing and Fixing Information Exposure in Repositories

Have you ever been neck-deep building a new feature? You're working at capacity. You need to test something out so you paste an API key into your source file with every intention of removing it later. But you forget. You push to GitHub. It's an easy mistake, and potentially a very expensive one. In this article, Julien Cretel explores the nuances of this kind of data leak, offers suggestions for recovery when leaks happen and gives us options for preventing them in the first place.