From f4986e86e49276189c0570aa6205e6e58bc4c699 Mon Sep 17 00:00:00 2001
From: Pau Espin Pedrol <pespin@sysmocom.de>
Date: Wed, 1 Mar 2023 19:02:48 +0100
Subject: [PATCH] Limit maximum number of open file descriptors to overcome
 titan bug

Without this, titan tries to allocate too much memory and triggers OOM
under some systems (happening here with 16GB of RAM).

Related: https://gitlab.eclipse.org/eclipse/titan/titan.core/-/issues/690
Change-Id: Iafa8cfa769386e63e1d879d8cce6e24b244d9a6f
---
 start-testsuite.sh | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/start-testsuite.sh b/start-testsuite.sh
index a1e753d02..4b88501aa 100755
--- a/start-testsuite.sh
+++ b/start-testsuite.sh
@@ -45,6 +45,10 @@ fi
 #TITAN_LIBRARY_PATH="$TTCN3_DIR/lib"
 #TTCN3_BIN_DIR="$TTCN3_DIR/bin"
 
+# Limit max num of open file descriptors to workaround titan.core bug:
+# https://gitlab.eclipse.org/eclipse/titan/titan.core/-/issues/690
+ulimit -n 100000
+
 # below is for the debian packages
 TTCN3_BIN_DIR="${TTCN3_BIN_DIR:-/usr/bin}"
 TITAN_LIBRARY_PATH="${TITAN_LIBRARY_PATH:-/usr/lib/titan:/usr/ttcn3/lib}"