NVME-RESV-REGISTER(1) NVMe NVME-RESV-REGISTER(1) (NAME) nvme-resv-register - NVMe (SYNOPSIS) nvme resv-register [--namespace-id= | -n ] [--crkey= | -c ] [--nrkey= | -k ] [--rrega= | -r ] [--cptpl= | -p ] [--iekey | -i] [--output-format= | -o ] [--verbose | -v] [--timeout= | -t ] (DESCRIPTION) Reservation Register . (OPTIONS) -n , --namespace-id= nsid. (admin character device) . -c , --crkey= (Current Reservation Key): (Reservation Register Action) 001b ( ) 010b ( ) . . (IEKEY) `1' . -k , --nrkey= (New Reservation Key): 000b ( ) 010b ( ) . . -p , --cptpl= (Change Persist Through Power Loss State): (PTPL) . +----------------+-----------------------------------------------+ | | | +----------------+-----------------------------------------------+ |0 | | | | PTPL | +----------------+-----------------------------------------------+ |1 | | +----------------+-----------------------------------------------+ |2 | PTPL | | | `0'. | | | | | | | | | | | | . | +----------------+-----------------------------------------------+ |3 | PTPL | | | `1'. | | | | | | | | | . | +----------------+-----------------------------------------------+ -r , --rrega= (Reservation Register Action): . +----------------+---------------------------+ | | | +----------------+---------------------------+ |0 | | | | (Register | | | Reservation Key) | +----------------+---------------------------+ |1 | | | | | | | (Unregister Reservation | | | Key) | +----------------+---------------------------+ |2 | | | | | | | (Replace Reservation Key) | +----------------+---------------------------+ |3-7 | | +----------------+---------------------------+ -i, --iekey (Ignore Existing Key): 1 (CRKEY) CRKEY . 0 . -o , --output-format= normal json binary. . -v, --verbose . -t , --timeout= . . (EXAMPLES) . NVME nvme-user NVMe 02/16/2026 NVME-RESV-REGISTER(1)