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Nhat Nguyen

Principal Software Engineer II

Author's articles

30x faster than Prometheus: How we rebuilt Elasticsearch as a leading columnar metrics datastore
ES|QLInside Elastic

May 7, 2026

30x faster than Prometheus: How we rebuilt Elasticsearch as a leading columnar metrics datastore

Elasticsearch now stores OTel metrics at 3.75 bytes per data point and queries them up to 30x faster than Prometheus. Here's how we rebuilt TSDS and ES|QL.

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By: Kostas Krikellas, Martijn Van Groningen, Nhat Nguyen and Felix Barnsteiner

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