Files
jambonz-infrastructure/packer/jambonz-sbc-sip-rtp/aws/scripts/install_os_tuning.sh
Dave Horton 3bd4e52a8f Use jambonz base image (#74)
* change to use premade jambonz debian-11 image as base ami

* change to use premade jambonz debian-11 image as base ami
2023-08-28 08:05:19 -04:00

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#!/bin/bash
sudo sed -i '/# End of file/i * hard nofile 65535' /etc/security/limits.conf
sudo sed -i '/# End of file/i * soft nofile 65535' /etc/security/limits.conf
sudo sed -i '/# End of file/i root hard nofile 65535' /etc/security/limits.conf
sudo sed -i '/# End of file/i root soft nofile 65535' /etc/security/limits.conf
sudo sed -i s/^#DefaultLimitNOFILE=.*$/DefaultLimitNOFILE=65535:65535/g /etc/systemd/system.conf
sudo bash -c 'cat >> /etc/sysctl.conf << EOT
net.core.rmem_max=26214400
net.core.rmem_default=26214400
vm.swappiness=0
vm.dirty_expire_centisecs=200
vm.dirty_writeback_centisecs=100
EOT'
sudo cp /tmp/20auto-upgrades /etc/apt/apt.conf.d/20auto-upgrades
# disable ipv6
echo "net.ipv6.conf.all.disable_ipv6 = 1" | sudo tee -a /etc/sysctl.conf > /dev/null
echo "net.ipv6.conf.default.disable_ipv6 = 1" | sudo tee -a /etc/sysctl.conf > /dev/null
sudo sysctl -p
# install latest cmake
cd /usr/local/src
wget https://github.com/Kitware/CMake/archive/refs/tags/v3.27.4.tar.gz
tar xvfz v3.27.4.tar.gz
cd CMake-3.27.4
./bootstrap && make -j 4 && sudo make install
cmake --version