Feature Comparison
| TrueNAS | Core | Scale |
|---|---|---|
| Operating System | FreeBSD | Linux |
| Open Source | Yes | Yes |
| Free | Yes | Yes |
| Containerization | IOCage | Custom Docker & Kubernetes |
| Virtualization | FreeBSD Bhyve | KVM My VM Tutorial |
| Central Management | TrueCommand | TrueCommand |
| High Availability (dual controllers) | Yes, IX Systems Hardware | Yes, IX Systems Hardware |
| Cluster / Scale Out | No | Gluster is Dead Something New Coming |
| ZFS | version zfs-2.1.14-1 | version zfs-2.2.2-1 |
| ZFS Snapshots | Yes | Yes |
| ZFS Encryption | Yes | Yes |
| ZFS Replication | Yes to Core or Scale | Yes to Core or Scale |
| Share Options | SMB/NFS/iSCSI | SMB/NFS/iSCSI |
| Active Directory Support | Yes | Yes |
The Future of TrueNAS…
How To Get the Most From Your TrueNAS Scale: Arc Memory Cache Tuning
