HDD drive 1-2 terabyte SSD in conjunction with
A reasonable solution.
SSD for hot data HDDs cold.
buy immediately 2 SSD TOTAL size somewhere 1.5-2 terabytes
A very foolish decision.
In the scenario of using hot data for 1.5-2 terabytes not explicitly typed. And use SSD as the storage of cold data is not the best idea.