AWS CLI

• --dry-run : to test if you have required permissions or not

• --output : output format (json/yaml/text/table)

• --page-size : avoid time out errors

• --no-paginate: display only first page

• --debug: Debug mode (verbose)

• CLI precedence

  1. Command line

  2. Environment variables

  3. CLI credentials file (.aws/config)

  4. Container credentials

  5. Instance profile credentials

https://docs.aws.amazon.com/cli/latest/userguide/cli-configure-quickstart.html#cli-configure-quickstart-precedence