From 8d6d472426693b6e7bda05bf93512fc8f317f68e Mon Sep 17 00:00:00 2001
From: Mike Burke <mike-burke@live.co.uk>
Date: Fri, 15 Nov 2024 18:12:01 +0000
Subject: [PATCH] Fix for: WRN The open files limit is too low (1024) and may
 cause crashes. Recommended is at least 10240.

---
 Dockerfile    | 3 +++
 docs/usage.md | 5 +++++
 2 files changed, 8 insertions(+)

diff --git a/Dockerfile b/Dockerfile
index 961d3d4..38a8349 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -94,6 +94,9 @@ RUN deluser --remove-home ubuntu
 RUN adduser --home /home/sdtdserver --disabled-password --shell /bin/bash --disabled-login --gecos "" sdtdserver \
 	&& chown -R sdtdserver:sdtdserver /home/sdtdserver
 
+#Set ulimit as recommended by the game.
+RUN  echo 'sdtdserver soft nofile 10240' >> /etc/security/limits.conf
+
 ##Need use xterm for LinuxGSM##
 ENV PUID=1000 PGID=1000 \
 	START_MODE=0 \
diff --git a/docs/usage.md b/docs/usage.md
index 7ae62ba..e82cd72 100644
--- a/docs/usage.md
+++ b/docs/usage.md
@@ -49,5 +49,10 @@ services:
       - 8080:8080/tcp   # OPTIONAL - WEBADMIN
       - 8081:8081/tcp   # OPTIONAL - TELNET
       - 8082:8082/tcp   # OPTIONAL - WEBSERVER https://7dtd.illy.bz/wiki/Server%20fixes
+    ulimits:
+      nofile:
+        soft: "10240"
+        hard: "10240"
+
     restart: unless-stopped # INFO - NEVER USE WITH START_MODE=4 or START_MODE=0
 ```