I use Linux Server containers on my Unraid Server…

Specs:
System: M/B: Supermicro X9SRL-F
PU: Intel® Xeon® E5-2650 @ 2.00GHz
RAM: 4 x 8GB = 32 GB (ECC)
Drives: Array: 6 x 4TB WD & 4 x 4TB Seagate ( 2 Parity & 8 array) (32TB Usable)
Cache: 2 x 480GB Kingston SSD