'nvme list' shows 100% usage on empty drives

[Eric Robinson]

Why does 'nvme list' show drives as fully used when they are not? Note that 4 of the drives show as fully used. These drives have been secure-erased.

[root at ha54b ~]# nvme list
Node                  Generic               SN                   Model                                    Namespace  Usage                      Format           FW Rev
--------------------- --------------------- -------------------- ---------------------------------------- ---------- -------------------------- ---------------- --------
/dev/nvme0n1          /dev/ng0n1            PHLN112302DB6P4CGN   Dell Express Flash NVMe P4610 6.4TB SFF  0x1          6.40  TB /   6.40  TB    512   B +  0 B   VDV1DP24
/dev/nvme1n1          /dev/ng1n1            42W0A02NTCA8         Dell Ent NVMe CM6 MU 6.4TB               0x1          4.10  kB /   6.40  TB    512   B +  0 B   2.1.8
/dev/nvme2n1          /dev/ng2n1            PHLN112201RM6P4CGN   Dell Express Flash NVMe P4610 6.4TB SFF  0x1          6.40  TB /   6.40  TB    512   B +  0 B   VDV1DP24
/dev/nvme3n1          /dev/ng3n1            PHLN112302BA6P4CGN   Dell Express Flash NVMe P4610 6.4TB SFF  0x1          6.40  TB /   6.40  TB    512   B +  0 B   VDV1DP24
/dev/nvme4n1          /dev/ng4n1            42W0A02STCA8         Dell Ent NVMe CM6 MU 6.4TB               0x1          4.10  kB /   6.40  TB    512   B +  0 B   2.1.8
/dev/nvme5n1          /dev/ng5n1            PHLN112302C16P4CGN   Dell Express Flash NVMe P4610 6.4TB SFF  0x1          6.40  TB /   6.40  TB    512   B +  0 B   VDV1DP24

-Eric



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