ubuntu

Logstash is a powerful tool for centralizing and analyzing logs, which can help to provide and overview of your environment, and to identify issues with your servers. One way to increase the effectiveness of your Logstash setup is to collect important application logs and structure the log data by employing filters, so the data can be readily analyzed and query-able. We will build our filters around “grok” patterns, that will parse the data in the logs into useful bits of information.

One way to increase the effectiveness of your Logstash setup is to collect important application logs and structure the log data by employing filters. In this guide, we will focus primarily on how to add filters for various common application logs.