Large UMS Installations with up to 50k Devices; High Availability + ICG 

Installation Size#Devices

#UMS Server Host (+ Load Balancer)

UMS Server UMS Console Standalone #Load Balancer StandaloneLoad Balancer Standalone Database*ICG
L< 50.000

2 servers  

2 load balancers

6 GB RAM  
(Web App +1GB)  

4 CPUs 

2GB HDD

Mandatory  

3 GB RAM  

2 CPUs 

1 GB HDD



External database  

10 GB

1 ICG instance per 2,500 devices 

Server generally:
8 GB RAM
2 CPUs
20 GB HDD

Only ICG service:
2 GB RAM 
2 CPUs 
2 GB HDD

Follow the recommendation of the external database system on RAM and CPU.     

Architecture: Large Environment (HA) + ICG