Amazon Managed Streaming for Kafka (MSK) is an AWS service that helps build and run applications built on Apache Kafka. Kafka is a platform designed to handle continuous streams of small records or events generated from a large number of devices and applications.
“Nines don’t matter when users aren’t happy” is something you may have heard a time or two from folks here at Honeycomb. We often emphasize the fact that while your system can look healthy at a high level, deep down something is likely broken in ways that cause pain for users. If you are empowered to ask detailed questions about your services, you can find and understand these problems more easily.
Now I’m sure this is not the case for everyone but for me personally, I like watching video tutorials on subjects that I need help with. I spent a good amount of time searching for these tutorials and while there might be a lot more of them out there I believe these are some of the best and easiest tutorials to follow but nevertheless, I’d like to keep this list updated so if you have any suggestions please let me know.
Weak JVM performance affects WebLogic domain performance directly. That’s why the host’s CPU and memory usage is very important in terms of improving WebLogic performance. Higher CPU consumption and Garbage Collection duration can cause applications to run slowly, even cause the WebLogic servers facing downtime. JVM instances in a WebLogic need to be monitored constantly and notification/alarm infrastructure must be installed as well.
Exception handling in Java isn’t an easy topic. Beginners find it hard to understand and even experienced developers can spend hours discussing how and which Java exceptions should be thrown or handled. That’s why most development teams have their own set of rules on how to use them.
Website performance is how quickly the site can be displayed on the user’s Internet browser once a request is made. Keeping an eye on certain indicating factors can let you know if your website is doing well. It can also help during the development process when you are trying to optimize your website.
Welcome to Part Two of our two-part series on REST APIs. Now that you’ve learnt all about what REST APIs are and how they work, let’s have a look at how you can get the most out of your REST APIs. We will illustrate this through the example of integrating Squared Up with the ServiceNow REST API.
The rise of DevOps has been wonderful. Now that developers and operations folk can work together in an agile setting, deployment windows are no longer stuck within slow, quarterly rhythms. Production deployments can occur hundreds of times every day, and companies can deliver features, fixes and updates in rapid fashion. Within an agile DevOps setting, Continuous Integration (CI), Continuous Delivery and Continuous Deployment (CD) have become established practices.
As we’ve rolled out Loki internally at Grafana Labs, we wanted logs beyond just simple applications. Specifically while debugging outages due to config, Kubernetes, or node restarts, we’ve found Kubernetes events to be super useful. The Kubernetes events feature allows you to see all of the changes in a cluster, and you can get a simple overview by just retrieving them: This also captures when nodes go unresponsive and when a pod has been killed along with the reason.