In ubunu while installing redis it shows message like this.How can I recover?
Hi
You can likely troubleshoot this on one of these pages hopefully depending on your environment
https://www.google.co.uk/search?q=install+redis+server+ubuntu&spell=1&sa=X&ved=0ahUKEwiBoci9l4TYAhWsDcAKHYKKAwwQvwUIJCgA&biw=1920&bih=983