Primary TrueNAS 12.0-U1
SuperMicro 847, SuperMicro X10DRi-t4+, 2 x CPU E5-2637 v3 @ 3.50GHz (8 real cores total), 128GB DDR4 2133Mhz ECC RAM (8x16GB DIMMs)
24 x Seagate ST8000NM0095 SAS 7.2kRPM SED in 4 x RAIDz2 (Primary Pool + 2 x Online Spares), Intel Optane 905 280GB PCIe L2ARC,
2 x LSI 9300 SAS HBAs
6 x WD Red ST500 SATA SSD ('Fast' Pool + 1 Online Spare)
2 x SuperMicro 16GB SATADoM (Boot),
Dual PSU, Riello 2200VA UPS
Backup: TrueNAS 12.0-U1
SuperMicro 826, SuperMicro X10DRi-t4+, 2 x CPU E5-2623 v3 @ 3.00GHz (8 real cores total), 32GB DDR4 1866Mhz ECC RAM (8x4GB DIMMs)
12 x Seagate ST8000NM0095 SAS 7.2kRPM SED in 2 x RAIDz2 (Primary Pool)
1 x LSI 9300 SAS HBA
2 x SuperMicro 16GB SATADoM (Boot),
Dual PSU, APC SmartUPS 2200VA
Off-Site: TrueNAS12.0-U1
HP Proliant MicroServer g10+, 1 x Intel Xeon E-2224 CPU @ 3.40GH (4 real cores total), 16GB ECC RAM
4 x Seagate EXOS ST16000NM003G SATA 7.2kRPM in RAIDz1, 2 x WD Green 120GB USB to SATA SSD (Boot),
APC BackUPS 500 USB