Btw, DragonFly runs fine under either of ESXi or Linux/KVM/Virtio. I used it under ESXi with physical disks attached as a backup server with hammer/hammer2 rec

Btw, DragonFly runs fine under either of ESXi or Linux/KVM/Virtio. I used it under ESXi with physical disks attached as a backup server with hammer/hammer2 recently. Worked great and it was the only FS that offered effective offline dedup.