vivo Internet Technology
Nov 13, 2017 · Databases
Authoritative Guide to Elasticsearch Search Performance Tuning (Part 1)
This guide explains how to tune Elasticsearch 5.x search performance by modeling documents with flattened, nested, or parent‑child structures, managing global ordinals, allocating JVM heap under 50 % of RAM, monitoring garbage collection, and choosing SSD storage and ample file‑system cache.
ElasticsearchIndexingJVM
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