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- Log ----------------------------------------------------------------- commit 4a0d69ca464aba3f27e7e2a98247f1630ef664bb Author: Michael Tremer michael.tremer@ipfire.org Date: Tue Mar 28 10:29:03 2017 +0100

unbound: Increase memory size on even larger systems

Signed-off-by: Michael Tremer michael.tremer@ipfire.org

commit 128db1a3632fdd4ff95fa0bb865e25cc861f471c Author: Michael Tremer michael.tremer@ipfire.org Date: Tue Mar 28 10:25:39 2017 +0100

unbound: Double buffer size

Signed-off-by: Michael Tremer michael.tremer@ipfire.org

commit c20b20092fb7c9263a9cdb17656eb517f3a5cdff Author: Michael Tremer michael.tremer@ipfire.org Date: Tue Mar 28 10:24:40 2017 +0100

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 michael.tremer@ipfire.org

commit 5012e53c290b0bb60c4b4617f4ccaa7b63a6927f Author: Michael Tremer michael.tremer@ipfire.org Date: Tue Mar 28 10:17:33 2017 +0100

unbound: Re-use UDP sockets

This will make UDP queries faster

Signed-off-by: Michael Tremer michael.tremer@ipfire.org

commit 0a7dca2c5f8284ff61d78c1f851b4716f7f3d9df Author: Michael Tremer michael.tremer@ipfire.org Date: Tue Mar 28 10:16:56 2017 +0100

unbound: Increase number of parallel queries

The parameters are the recommended values for libevent

Signed-off-by: Michael Tremer michael.tremer@ipfire.org

-----------------------------------------------------------------------

Summary of changes: src/initscripts/system/unbound | 27 ++++++++++++++++++++++++--- 1 file changed, 24 insertions(+), 3 deletions(-)

Difference in files: diff --git a/src/initscripts/system/unbound b/src/initscripts/system/unbound index bbf9c00..7e80429 100644 --- a/src/initscripts/system/unbound +++ b/src/initscripts/system/unbound @@ -244,17 +244,29 @@ write_tuning_conf() { # In the worst case scenario, unbound can use double the # amount of memory allocated to a cache due to malloc overhead

+ # Even larger systems with more than 8GB of RAM + if [ ${mem} -ge 8192 ]; then + mem=1024 + + # Extra large systems with more than 4GB of RAM + elif [ ${mem} -ge 4096 ]; then + mem=512 + # Large systems with more than 2GB of RAM - if [ ${mem} -ge 2048 ]; then + elif [ ${mem} -ge 2048 ]; then + mem=256 + + # Medium systems with more than 1GB of RAM + elif [ ${mem} -ge 1024 ]; then mem=128

# Small systems with less than 256MB of RAM elif [ ${mem} -le 256 ]; then - mem=8 + mem=16

# Everything else else - mem=32 + mem=64 fi

( @@ -262,6 +274,7 @@ write_tuning_conf() {

# We run one thread per processor echo "num-threads: ${processors}" + echo "so-reuseport: yes"

# Adjust number of slabs echo "infra-cache-slabs: ${slabs}" @@ -273,6 +286,14 @@ write_tuning_conf() { echo "rrset-cache-size: $(( ${mem} / 2 ))m" echo "msg-cache-size: $(( ${mem} / 4 ))m" echo "key-cache-size: $(( ${mem} / 4 ))m" + + # 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 }

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