I don't know of any HPC facility that aims for/achieves anything beyond 99% uptime, most well-run ones are probably 98%-ish. And that is just raw uptime, as an

I don't know of any HPC facility that aims for/achieves anything beyond 99% uptime, most well-run ones are probably 98%-ish. And that is just raw uptime, as an end-user you also have to live with you jobs waiting for the scheduler to fit them into the queue. A day or two waiting time is pretty common on larger jobs.