Su San Talks Tech

Sep 1, 2026 · Databases

Why OpenSearch Is Gaining Massive Adoption: Architecture, Features, and Performance

OpenSearch, originally a fork of Elasticsearch, has become an independent Apache‑2.0‑licensed search and analytics platform governed by the Linux Foundation; its five‑layer architecture, segment replication, read/write separation, GPU‑accelerated vector indexing, and strong community growth deliver up to 9.5× query speed and make it a compelling choice over Elasticsearch.