AWS 웹 콘솔에서 Auto Scaling group name 확인 
master-ap-northeast-1a.masters.seo32.cndk.k8s

nodes-ap-northeast-1a.seo32.cndk.k8s


work node name 확인

ASG_NAME=nodes-ap-northeast-1a.seo32.cndk.k8s

echo ${ASG_NAME}

aws autoscaling update-auto-scaling-group --auto-scaling-group-name ${ASG_NAME} --min-size 2 --desired-capacity 4 --max-size 6