Articles by Alexander Reelsen

The new point-in-time functionality in Elasticsearch allows you to execute consistent search requests by retrieving data from a given point in time, even as data changes. Learn why we recommend using PIT instead of the scroll API...

Learn how Elasticsearch leverages various caches to ensure you are retrieving data as fast as possible. We'll take a deep dive into page, shard, and query caching to see how each can be used to boost query speeds...

Every new release of the Elastic Stack is packed full of new features. Learn about the new aggregations that have been added to Elasticsearch since 7.0, like rare_terms, top_metrics, auto_date_histogram, and a bunch more...

Learn how the Elastic Stack uses seccomp to prevent the execution of certain system calls, and how you can monitor seccomp violations using the Elastic Stack...

Find out how our engineers refactored the Elasticsearch code base to support nanosecond timestamps for logging events at a higher resolution than milliseconds...

A look at upcoming changes in Elasticsearch 6.0 related to the disk allocation decider.

This blog post describes the journey to distributed watch execution in the upcoming Elasticsearch 6.0 release.

Running alerts on your Elasticsearch data? Learn how to execute and debug watches you (or your colleagues) have written.

Learn how to write your own ingest processor plugin in a few steps and start enriching your documents even further!