That's including the enterprise premium for software, hardware support, and licenses. Building this in-house using open source software (e.g. Ceph) on OEM hardware will be cheaper by an order of magnitude.
You of course need people to maintain it -- the $300k turnkey solution might be the better option depending on current staff.
You of course need people to maintain it -- the $300k turnkey solution might be the better option depending on current staff.