From cf4014dfcbbb1c27183c422f17c0f547b4ebfab6 Mon Sep 17 00:00:00 2001 From: Mayya Sharipova Date: Fri, 7 Jul 2023 15:45:08 -0400 Subject: [PATCH] Add vector search file extensions to preload info (#97375) Add vector search file extensions to preload info Related to #96955 --- docs/reference/index-modules/store.asciidoc | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/docs/reference/index-modules/store.asciidoc b/docs/reference/index-modules/store.asciidoc index 59a5305900930..9b30ba9dbde35 100644 --- a/docs/reference/index-modules/store.asciidoc +++ b/docs/reference/index-modules/store.asciidoc @@ -142,6 +142,10 @@ vectors, so a better option might be to set it to terms dictionaries, postings lists and points, which are the most important parts of the index for search and aggregations. +For vector search, you use <>, +you might want to set the setting to vector search files: `["vec", "vex", "vem"]` +("vec" is used for vector values, "vex" – for HNSW graph, "vem" – for metadata). + Note that this setting can be dangerous on indices that are larger than the size of the main memory of the host, as it would cause the filesystem cache to be trashed upon reopens after large merges, which would make indexing and searching