From c20b20092fb7c9263a9cdb17656eb517f3a5cdff Mon Sep 17 00:00:00 2001 From: Michael Tremer Date: Tue, 28 Mar 2017 10:24:40 +0100 Subject: [PATCH] unbound: Increase size of send/receive buffers This will allow to not drop any packets when there is a peak in queries Signed-off-by: Michael Tremer --- src/initscripts/system/unbound | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/src/initscripts/system/unbound b/src/initscripts/system/unbound index 00dc301e19..1d7522a56c 100644 --- a/src/initscripts/system/unbound +++ b/src/initscripts/system/unbound @@ -278,6 +278,10 @@ write_tuning_conf() { # Increase parallel queries echo "outgoing-range: 8192" echo "num-queries-per-thread: 4096" + + # Use larger send/receive buffers + echo "so-sndbuf: 4m" + echo "so-rcvbuf: 4m" ) > /etc/unbound/tuning.conf } -- 2.39.2