Learn how does Elasticsearch doing scoring of documents.
Elasticsearch is a JSON document store built upon the Apache Lucene search engine. It is a search engine for different data types like text, numeric, geospatial, structured, and unstructured data.
Graylog is a centralized log management tool built for capturing, storing, and enabling real-time analysis of terabytes of machine data. Here is how you can install graylog in Ubuntu 20.04