[    0.259449] nvme nvme0: pci function 0000:02:00.0
[    0.259500] nvme nvme1: pci function 0000:03:00.0
[    0.263635] nvme nvme0: missing or invalid SUBNQN field.
[    0.263672] nvme nvme1: missing or invalid SUBNQN field.
[    0.277076] nvme nvme0: allocated 64 MiB host memory buffer.
[    0.277090] nvme nvme1: allocated 64 MiB host memory buffer.
[    0.291227] nvme nvme0: 8/0/0 default/read/poll queues
[    0.291244] nvme nvme1: 8/0/0 default/read/poll queues
[    2.710036] BTRFS: device label nbleo devid 1 transid 289094 /dev/nvme0n1 scanned by systemd-udevd (196)
[    2.710105] BTRFS: device label nbleo devid 2 transid 289094 /dev/nvme1n1 scanned by systemd-udevd (199)
[    6.632019] BTRFS info (device nvme0n1): flagging fs with big metadata feature
[    6.632024] BTRFS info (device nvme0n1): using free space tree
[    6.632025] BTRFS info (device nvme0n1): has skinny extents
[    6.700742] BTRFS info (device nvme0n1): enabling ssd optimizations
[    6.700746] BTRFS info (device nvme0n1): start tree-log replay
[    6.903997] BTRFS info (device nvme0n1): checking UUID tree
[    7.332223] BTRFS info (device nvme0n1): using free space tree
