nvme-nvm-id-ctrl − Send NVMe Identify Controller, return NVM command set structure
nvme nvm−id−ctrl <device> [−o <fmt> | −−output−format=<fmt>]
For the NVMe device given, sends the NVM command set’s identify controller command and provides the result and returned structure.
The <device> parameter is mandatory and may be either the NVMe character device (ex: /dev/nvme0), or a namespace block device (ex: /dev/nvme0n1).
On success, the data structure returned by the device will be decoded and displayed in one of several ways.
−o <format>, −−output−format=<format>
Set the reporting format to normal, json, or binary. Only one output format can be used at a time.
• Has the program interpret the returned buffer and display the known fields in a human readable format:
# nvme nvm−id−ctrl /dev/nvme0
• Show the output in json format
# nvme nvm−id−ctrl /dev/nvme0 −o json
Part of nvme−cli