~ $ ecs-session --list
Cluster                Group                         Task              Cont.   IP
# Apache service - 1 task with a single container
apache-Cluster-cxYDZkf service:apache-Service-CUC9JM 6164a56....211c5  apache  172.31.35.190 

# Nginx service - 3 tasks each with 1 container
nginx-Cluster-8SqXVHC  service:nginx-Service-gL6Cnj  a3875d0e...7d488  nginx   172.31.107.214
nginx-Cluster-8SqXVHC  service:nginx-Service-gL6Cnj  e0d6b610...52371  nginx   172.31.73.13  
nginx-Cluster-8SqXVHC  service:nginx-Service-gL6Cnj  fb4099e3...aba46  nginx   172.31.94.23  

# App Server service - 2 tasks x 2 containers
app-Cluster-mWkD7Y4    service:app-Service-09C2Vy    11f3..9b94cc9f74  appsrv  172.31.21.13  
app-Cluster-mWkD7Y4    service:app-Service-09C2Vy    11f3..9b94cc9f74  logger  172.31.21.13  
app-Cluster-mWkD7Y4    service:app-Service-09C2Vy    4b5f..bc30edf99e  appsrv  172.31.39.74  
app-Cluster-mWkD7Y4    service:app-Service-09C2Vy    4b5f..bc30edf99e  logger  172.31.39.74