Step by step installation of VestaCP on Ubuntu 16.04 x64

redis

// Redis installation for Ubuntu 16.04 with PHP7
// https://guides.wp-bullet.com/install-redis-object-cache-for-wordpress-php-7-on-ubuntu-16-04/
// https://www.digitalocean.com/community/tutorials/how-to-configure-redis-caching-to-speed-up-wordpress-on-ubuntu-14-04
apt-get update
apt install build-essential -y

cd /tmp
wget http://download.redis.io/redis-stable.tar.gz
tar xzf redis*
cd redis*
sudo make
sudo make install PREFIX=/usr
sudo mkdir /etc/redis
sudo cp redis.conf /etc/redis/
cd ..
rm -R redis*

adduser --system --group --disabled-login redis --no-create-home --shell /bin/nologin --quiet
cat /etc/passwd | grep redis
usermod -g www-data redis

mcedit /etc/systemd/system/redis-server.service
// paste this code
------------------------------------------------------------------------------------------------------------------------
[Unit]
Description=Redis Datastore Server
After=network.target

[Service]
Type=forking
Restart=always
User=redis
ExecStart=/sbin/start-stop-daemon --start --pidfile /var/run/redis/redis.pid --umask 007 --exec /usr/bin/redis-server -- /etc/redis/redis.conf
ExecReload=/bin/kill -USR2 $MAINPID

[Install]
WantedBy=multi-user.target
------------------------------------------------------------------------------------------------------------------------

mcedit /etc/redis/redis.conf
// Set daemonize to yes for the systemd service.
// Change bind to only listen on localhost: 127.0.0.1 to prevent serious security issues
// Set maxmemory to 50M
// Change the maxmemory-policy to allkeys-lru
// Set stop-writes-on-bgsave-error to no
// Set rdbcompression to yes

systemctl enable redis-server
service redis-server start

// check if redis-server is running on port 6379
netstat -lntp

------------------------------------------------------------------------------------------------------------------------
tcp        0      0 127.0.0.1:6379          0.0.0.0:*               LISTEN      11391/redis-server
------------------------------------------------------------------------------------------------------------------------

ps aux | grep redis

------------------------------------------------------------------------------------------------------------------------
redis     11391  0.0  0.4  38020  2160 pts/0    Tl   21:03   0:00 /usr/bin/redis-server 127.0.0.1:6379
------------------------------------------------------------------------------------------------------------------------

apt install php7.0-dev git -y

cd /tmp
git clone http://github.com/phpredis/phpredis php7
cd phpredis
phpize
./configure
sudo make
make install

// turn on redis extension for nginx


mcedit /etc/php/7.0/mods-available/redis.ini

------------------------------------------------------------------------------------------------------------------------
extension=redis.so
------------------------------------------------------------------------------------------------------------------------

// symlink files
ln -s /etc/php/7.0/mods-available/redis.ini /etc/php/7.0/fpm/conf.d/30-redis.ini
ln -s /etc/php/7.0/mods-available/redis.ini /etc/php/7.0/cli/conf.d/30-redis.ini
service php7.0-fpm restart

// turn on redis extension for apache
mcedit /etc/apache2/mods-available/redis.ini

------------------------------------------------------------------------------------------------------------------------
extension=redis.so
------------------------------------------------------------------------------------------------------------------------

service apache2 reload

// download Redis object cache backend for WordPress and move it to wp-content
cd /home
wget https://assets.digitalocean.com/articles/wordpress_redis/object-cache.php
sudo mv object-cache.php /home/admin/web/xxx/public_html/wp-content/

// enable caching
mcedit /home/admin/web/xxx/public_html/wp-config.php

------------------------------------------------------------------------------------------------------------------------
define('NONCE_SALT',       'put your unique phrase here');

define('WP_CACHE_KEY_SALT', 'example.com');
define('WP_CACHE', true);
------------------------------------------------------------------------------------------------------------------------

service redis-server restart
service php7.0-fpm restart

redis-cli monitor

ssh

# replace 22 with desired port number, save and exit
mcedit /etc/ssh/sshd_config

# restart ssh service
service ssh restart

# go to vestacp admin, firewall and edit ssh port

swap

// https://www.digitalocean.com/community/tutorials/how-to-add-swap-space-on-ubuntu-16-04

// Check the System for Swap Information
sudo swapon --show
free -h

// Check Available Space on the Hard Drive Partition
df -h

// Create a Swap File
fallocate -l 1G /swapfile
ls -lh /swapfile

// Enable the Swap File
chmod 600 /swapfile
ls -lh /swapfile
sudo mkswap /swapfile
sudo swapon /swapfile
sudo swapon --show

// Make the Swap File Permanent
sudo cp /etc/fstab /etc/fstab.bak
echo '/swapfile none swap sw 0 0' | sudo tee -a /etc/fstab

// Tweak your Swap Settings

// Adjusting the Swappiness Property
cat /proc/sys/vm/swappiness
sudo sysctl vm.swappiness=10
sudo mcedit /etc/sysctl.conf
//At the bottom, you can add:
------------------------------------------------------------------------------------
vm.swappiness=10
------------------------------------------------------------------------------------

// Adjusting the Cache Pressure Setting
cat /proc/sys/vm/vfs_cache_pressure
sudo sysctl vm.vfs_cache_pressure=50
sudo mcedit /etc/sysctl.conf
//At the bottom, you can add:
------------------------------------------------------------------------------------
vm.vfs_cache_pressure=50
------------------------------------------------------------------------------------

ubuntu

// get vesta installation
curl -O http://vestacp.com/pub/vst-install.sh

// start vesta installation
// replace XXXXX, YYYYY, ZZZZZ with appropriate information
// go to https://vestacp.com/install/ and create install command
// if using nginx + php-fpm, add this under "location /" to every host 
// try_files $uri $uri/ /index.php?$args;

// set limit to upload
// post_max_size = 20M
// upload_max_filesize = 20M
mcedit /etc/php/7.0/fpm/php.ini

// upgrade apt-get
apt-get update
apt-get upgrade

// install mc
apt-get install mc

// install git
apt-get install git

// enable apache mods by adding symlink to /etc/apache2/mods-available/
mc /etc/apache2/mods-enabled/

// fix mysql error
curl -O -k https://raw.githubusercontent.com/skurudo/phpmyadmin-fixer/master/pma-ubuntu.sh && chmod +x pma-ubuntu.sh && ./pma-ubuntu.sh
sudo dpkg-reconfigure phpmyadmin

// install nvm
apt-get update
apt-get install build-essential libssl-dev
mkdir nvm && cd nvm
curl https://raw.githubusercontent.com/creationix/nvm/v0.33.0/install.sh | bash

// load nvm
export NVM_DIR="/root/.nvm"
[ -s "$NVM_DIR/nvm.sh" ] && \. "$NVM_DIR/nvm.sh"

// install nodejs
nvm install latest

// install bower
npm install -g bower

// install gulp
npm install -g gulp