At the end of November, we’ll be migrating the Sematext Logs backend from Elasticsearch to OpenSearch

October 10, 2024
18 minutes read

Java Logging Basics: Concepts, Tools, and Best Practices

Imagine you're a detective trying to solve a crime, but all the evidence is invisible.  Sounds impossible, right?  That's exactly what it's like trying to debug a Java application without proper logging.  Java logging is your magnifying glass, your fingerprint kit, and your trusty notepad all rolled into one. It's the unsung hero that helps…
Read more

Logback Configuration Example: Tutorial on How to Use It for Logging in Java

Troubleshooting issues in your applications can be a complicated task requiring visibility into various components. In the worst-case scenario, to understand what is happening and why it is happening you

API Monitoring Essential Guide: 7 Common API Metrics to Monitor Availability & Performance

APIs have become the de-facto standard in building and running modern applications. They are an integral part of the automation workflow of any business and as more users rely on

Java Logging Tutorial: Basic Concepts & Examples to Help You Log Efficiently

When it comes to troubleshooting Java application performance, JVM metrics are no longer enough. To fully understand the environment you also need Java logs and traces. Today, we're going to

Log4j2 Configuration Tutorial: Appenders, Levels, Examples

When it comes to troubleshooting application performance, the more information you have the better. Java logs combined with JVM metrics and traces give you full visibility into your Java applications.

How to Find Memory Leaks in Websites and Web Applications

Knowing how your users interact with your web application and how they experience it is crucial to provide the best possible experience. So what do you need to know? Start

Troubleshooting Large Queues in RabbitMQ

If you’re a RabbitMQ user, chances are that you’ve seen queues growing beyond their normal size. This causes messages to get consumed long after they have been published. If you’re

Log4j Tutorial: How to Configure the Logger for Efficient Java Logging [Example]

Getting visibility into your application is crucial when running your code in production. What do we mean by visibility? Primarily things like application performance via metrics, application health, and availability,

Node.js Error Handling Made Easy: Best Practices On Just About Everything You Need to Know

Don't you hate it when you see an uncaughtException error pop up and crash your Node.js app? Yeah... I feel you. Can anything be worse? Oh yeah, sorry, unhandledRejection I

Solr Performance: Troubleshooting Solr Slow Queries Using Logs and Metrics

Let's say you get an alert that one or more queries is slow. Or that your users complain, whichever comes first 🙂  We've all been there… How do you find

Introducing MinIO Support in Sematext

Sematext Logs is a Log Management-as-a-service. Think of it as your own central location for logs in the cloud. If you prefer or need to keep logs in your own