doc: add note on the hashsize recommendation for datasets

2 years ago · 3045e75ee1
parent 0cf742a9ca
commit 3045e75ee1
1 changed files with 1 additions and 0 deletions
--- 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
 -------------