From f5f3bf4017a400d92c136d6c5ce8d3f4ab7f86fd Mon Sep 17 00:00:00 2001
From: Frank Denis <github@pureftpd.org>
Date: Sat, 29 Jun 2019 17:55:11 +0200
Subject: [PATCH] Drop the caches before starting unbound

This reduces memory pressure.
---
 unbound.sh | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/unbound.sh b/unbound.sh
index f838cd0..bdfc982 100755
--- a/unbound.sh
+++ b/unbound.sh
@@ -99,4 +99,6 @@ fi
 
 mkdir -p /opt/unbound/etc/unbound/zones
 
+echo 3 > /proc/sys/vm/drop_caches 2> /dev/null
+
 exec /opt/unbound/sbin/unbound