1. Install Memcached (Ubuntu)

sudo apt-get update
sudo apt-get install memcached

2. Configure Memcached

sudo nano /etc/memcached.conf

To increase memory usage add to your config -m in MB:

-m 4096

3. Start Memcached server

sudo service memcached start

To stop and restart use commands:

sudo service memcached stop
sudo service memcached restart

4. Communicate with Memcached server

telnet localhost 11211
stats
quit

All commands: https://github.com/memcached/memcached/wiki/Commands

Delete all keys:

echo flush_all > /dev/tcp/127.0.0.1/11211

5. Start Express server

npm install

Simple demo:

npm run basic

Full version:

npm run pro