These drives don't even support TRIM. So I think as far as they're concerned, once the drive is filled, every write is a rewrite no matter the exact workload. I

These drives don't even support TRIM. So I think as far as they're concerned, once the drive is filled, every write is a rewrite no matter the exact workload. I think the concept of drop-in, device-managed SMR, but let's try to hide that is nowhere near as good as what's possible with host management in terms of the write load it can sustain.