Architect
May 15, 2020 · Databases
Understanding Elasticsearch Architecture: Segments, Translog, Refresh, Shard Allocation and Cluster Operations
This article provides a comprehensive overview of Elasticsearch's internal architecture, explaining how data flows from memory buffers to Lucene segments, the role of refresh and translog for durability, segment merging strategies, shard routing, replica consistency, allocation controls, hot‑cold data separation, and cluster discovery settings.
ElasticsearchIndexingSegments
0 likes · 23 min read