nvmeadm format -l [controller_name]
For example:
nvmeadm format -l SUNW-NVME-1
SUNW-NVME-1
LBA Format: 1
Block Size: 512
Metadata Size: 0
LBA Format: 2
Block Size: 512
Metadata Size: 8
LBA Format: 3
Block Size: 512
Metadata Size: 16
LBA Format: 4
Block Size: 4096
Metadata Size: 0
LBA Format: 5
Block Size: 4096
Metadata Size: 8
LBA Format: 6
Block Size: 4096
Metadata Size: 64