How to install tinc VPN on Ubuntu Linux 16.04 to secure traffic

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I have two VPS running in the cloud. The first one is the database, and another one is the web server. I want to secure traffic that flows between private network which is insecure by design and I do not want to use OpenVPN due to complex settings. How do I install and setup tinc VPN server and secure my traffic over VPN on Ubuntu Linux 16.04 LTS server?

Mount NFS File System Over a Slow and Busy Network

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Traffic between my home and office data center encrypted using VPN but sometime my ISP get little slow or network becomes busy. I’m using Fedora Core Linux desktop system and my system freezes for a few minutes. What optimization options should be used when mounting an exported NFS share over a slow and busy network?