How many users a single ondemand instance can support?

[alanc (Alan Chalker)]

Yes, we run 4 production OOD instances (and multiple dev/test instances). Some of our instances regularly support 200+ simultaneous client logins (students in scheduled class times). More details of OSC’s configuration are found in our documentation here:
https://osc.github.io/ood-documentation/latest/requirements.html#hardware-requirements

and here:

Best practices for on demand deployment

Thanks, the information is really useful. At Georgia Tech, we might expect a class size of more than 300, based on the above the number, we need at least 40GB of memory. Since we have some limitations on VM memory size, I am wondering if any site has experience to running ondemand service in a load banlance mode, e.g. multiple VMs behind the main URL. I understand this is common practice in the Industry world, however in the case, user wants to come back to resum the work, how load banlancer h…