Upgrading from Chef 10 to Chef 11

We shall be using the knife-essentials plugin to upgrade from Chef 10 to Chef 11. Prerequisites To upgrade, you need a live Chef 10 and Chef 11 server, and a knife workstation that can hit them both, loaded with the latest knife-essentials. 1. To install Chef...

Parse ohai output with jq

Ohai is a tool which is used  by chef-client to obtain information about  the node’s platform detail, networking usage, memory usage, processor usage , kernel data , host names, fully qualified domain names and other configuration. It also has command line tool which...