AUTHOR

Articles by Alexander Reelsen

Videos

Get a consistent view of your data over time with the Elasticsearch point-in-time reader

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.

Videos

Elasticsearch caching deep dive: Boosting query speed one cache at a time

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.

Videos

Aggregate all the things: New aggregations in Elasticsearch 7

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.

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Seccomp in the Elastic Stack

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.

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The journey to support nanosecond timestamps in Elasticsearch

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

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Elasticsearch Preview: Countermeasures against filling up disks

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

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Distributed Watch Execution in Elasticsearch 6.0

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

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Watching the watches: Writing, debugging and testing watches

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

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Writing Your Own Ingest Processor for Elasticsearch

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