> Does anyone know why they have a separate disk IO system
It would be very interesting if they could describe all their general design decisions, such as this
> ... when they could more easily just plug drives into each node/motherboard for higher aggregate throughout, less complexity, and a lower overall cost?
doesn't the fact that they haven't put the drives on the compute nodes make you question your claim that it would have been 'easier' and 'better' and 'cheaper'?
It would be very interesting if they could describe all their general design decisions, such as this
> ... when they could more easily just plug drives into each node/motherboard for higher aggregate throughout, less complexity, and a lower overall cost?
doesn't the fact that they haven't put the drives on the compute nodes make you question your claim that it would have been 'easier' and 'better' and 'cheaper'?