Linux

This issue comes from some reason. But last time when i tried to setup ubuntu i see the problem happens frequently. So i can say most of the case from new linux OS install. Giving you two quick shot method.

zsh: command not found laravel

EBS means Elastic block Store and its available to use in EC2 instance. For EBS you are only able to increase the volume, generally is not able decrease.

Composer is a dependency package manager for PHP. its a open source tools and using for modern development in PHP programming languages.