Kitchen-EC2 Waiting for SSH Service" loop Error(Ubuntu Image)!

Chef Infra (archive)
5

Manual SSH is nothing related with config. i just put this to manual ssh,

ssh -i "sysadmin.pem" ubuntu@10.10.70.176
Here’s my kitchen.yml file here. Please chef if anything is wrong in it,

---
driver:
  name: ec2
  aws_ssh_key_id: sysadmin
  region: ap-south-1
  instance_type: t2.micro  
  security_group_ids: ["sg-xxxxx"]
  subnet_id: subnet-xxxxx
  require_chef_omnibus: true

transport:
  ssh_key: .ssh/sysadmin.pem
  

provisioner:
  name: chef_zero

platforms:
  - name: ubuntu-16.04
    image_id: ami-fbe83c98
  

suites:
  - name: default
    run_list:
      - recipe[my-elasticsearch::default]
    attributes:
      java:
        jdk_version: "8"