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…
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Field Stats for Elasticsearch 6.x

We're excited to announce the release of the Field Stats API plugin for Elasticsearch. The Field Stats API used to be present from Elasticsearch 1.6 to 5.6, to provide efficient

Named Entity Extraction with OpenNLP

We recently had a presentation at Activate 2018 about entity extraction in the context of a product search. For example: how to tell, when the user typed in Activate 2018,

Now Open Source: Sematext Monitoring Agent

You can now create monitoring integrations for your technology stack easier than ever before. We’ve recently opened-sourced Sematext’s Monitoring Agent, reworked it, and made it fully pluggable, making it possible for

Elasticsearch Ingest Node vs Logstash Performance

Unless you are using a very old version of Elasticsearch you’re able to define pipelines within Elasticsearch itself and have those pipelines process your data in the same way you’d

Recipe: How to integrate rsyslog with Kafka and Logstash

This recipe is similar to the previous rsyslog + Redis + Logstash one, except that we’ll use Kafka as a central buffer and connecting point instead of Redis. You’ll have

Handling Multiline Stack Traces with Logstash

Here at Sematext we use Java and rely on Elasticsearch for our hosted ELK logging SaaS, a lot. We like them so much that we regularly share our logging experience

New Servers View in Sematext Cloud

The popular Servers View has been overhauled. It’s both more modern looking and more powerful than the old version. Some things you can do with the new Servers view: Filter

Logtrail + Kibana = Retro Terminal Experience

Logtrail is a popular Kibana plugin that makes Kibana look like Papertrail. Sematext’s Logtrail view in Kibana gives you the terminal-like experience of exploring logs without the pain of needing

Docker Log Driver Alternatives

"Why does the 'docker logs' command fail?", is one of our frequently asked questions. The answer is simple and mentioned in the Docker documentation: "The docker logs command is not available for drivers

Garbage Collection Settings for Elasticsearch Master Nodes

Elasticsearch comes with good out-of-the-box Garbage Collection settings. So good in fact that the Definitive Guide recommends not changing them. While we agree that most use-cases wouldn’t benefit from GC