From ff63bda4be7d59ea7845081b0376d7716e849a75 Mon Sep 17 00:00:00 2001 From: James Rodewig Date: Wed, 27 May 2020 10:23:51 -0400 Subject: [PATCH] [DOCS] Document index alias swaps are atomic (#55418) (#57209) Co-authored-by: Tugberk Ugurlu --- docs/reference/indices/aliases.asciidoc | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/docs/reference/indices/aliases.asciidoc b/docs/reference/indices/aliases.asciidoc index b39bbaef436..bb672b11d23 100644 --- a/docs/reference/indices/aliases.asciidoc +++ b/docs/reference/indices/aliases.asciidoc @@ -258,7 +258,9 @@ indices that match this pattern are added/removed. It is an error to index to an alias which points to more than one index. -It is also possible to swap an index with an alias in one operation: +It is also possible to swap an index with an alias in one, atomic operation. +This means there will be no period of downtime where the alias points to no +index. [source,console] --------------------------------------------------