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# Chrome Driver permission
sudo mv chromedriver /usr/bin/chromedriver
sudo chown root:root /usr/bin/chromedriver
sudo chmod +x /usr/bin/chromedriver

# install chrome
sudo nano /etc/apt/sources.list.d/google-chrome.list
deb [arch=amd64] http://dl.google.com/linux/chrome/deb/ stable main
wget https://dl.google.com/linux/linux_signing_key.pub
sudo apt-key add linux_signing_key.pub
sudo apt update
sudo apt install google-chrome-stable

# creating swap
sudo fallocate -l 2G /swapfile
sudo chmod 600 /swapfile
sudo mkswap /swapfile
sudo swapon /swapfile
sudo cp /etc/fstab /etc/fstab.bak
echo '/swapfile none swap sw 0 0' | sudo tee -a /etc/fstab
sudo nano /etc/sysctl.conf
vm.swappiness=10
vm.vfs_cache_pressure=50