From a8fb9cf530863a67805edaf862b3a358c0507aa6 Mon Sep 17 00:00:00 2001
From: Pooya Salehi <pxsalehi@users.noreply.github.com>
Date: Thu, 9 Feb 2023 18:01:52 +0100
Subject: [PATCH] Update snapshot threadpool size doc (#93655) (#93663)

Co-authored-by: David Turner <david.turner@elastic.co>
---
 docs/reference/modules/threadpool.asciidoc | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/docs/reference/modules/threadpool.asciidoc b/docs/reference/modules/threadpool.asciidoc
index 25423dc589b3a..fba4d06814c24 100644
--- a/docs/reference/modules/threadpool.asciidoc
+++ b/docs/reference/modules/threadpool.asciidoc
@@ -43,8 +43,10 @@ There are several thread pools, but the important ones include:
 
 `snapshot`::
     For snapshot/restore operations. Thread pool type is `scaling` with a
-    keep-alive of `5m` and a max of `min(5, (`<<node.processors,
-    `# of allocated processors`>>`) / 2)`.
+    keep-alive of `5m`. On nodes with at least 750MB of heap the maximum size
+    of this pool is `10` by default. On nodes with less than 750MB of heap the
+    maximum size of this pool is `min(5, (`<<node.processors,
+    `# of allocated processors`>>`) / 2)` by default.
 
 `snapshot_meta`::
     For snapshot repository metadata read operations. Thread pool type is `scaling` with a