From: Andreas Herz <git@herzandreas.de>
Date: Thu, 20 Apr 2023 14:24:18 +0000 (+0200)
Subject: doc: add note on the hashsize recommendation for datasets
X-Git-Tag: suricata-7.0.0-rc2~273
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=3045e75ee1d8196e8bcdb346bfad3b84b851d51a;p=thirdparty%2Fsuricata.git

doc: add note on the hashsize recommendation for datasets
---

diff --git a/doc/userguide/rules/datasets.rst b/doc/userguide/rules/datasets.rst
index 591efe1769..f2f900bd6f 100644
--- a/doc/userguide/rules/datasets.rst
+++ b/doc/userguide/rules/datasets.rst
@@ -64,6 +64,7 @@ Example::
         memcap: 10mb
         hashsize: 1024
 
+.. note:: The `hashsize` should be close to the amount of entries in the dataset to avoid collisions. If it's set too low, this could result in rather long startup time.
 
 Rule keywords
 -------------