From 570a45d10c1b4236dafe3f136066667f83b741b4 Mon Sep 17 00:00:00 2001 From: Adrien Grand Date: Tue, 26 Mar 2024 10:23:10 +0100 Subject: [PATCH] Improve release notes. --- docs/changelog/103374.yaml | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/docs/changelog/103374.yaml b/docs/changelog/103374.yaml index d436aa468af25..fcdee9185eb92 100644 --- a/docs/changelog/103374.yaml +++ b/docs/changelog/103374.yaml @@ -3,3 +3,14 @@ summary: Cut over stored fields to ZSTD for compression area: Search type: enhancement issues: [] +highlight: + title: Stored fields are now compressed with ZStandard instead of LZ4/DEFLATE + body: |- + Stored fields are now compressed by splitting documents into blocks, which + are then compressed independently with ZStandard. `index.codec: default` + (default) uses blocks of at most 14kB or 128 documents compressed with level + 0, while `index.codec: best_compression` uses blocks of at most 240kB or + 2048 documents compressed at level 3. On most datasets that we tested + against, this yielded storage improvements in the order of 10%, slightly + faster indexing and similar retrieval latencies. + notable: true