# nvme-nvm-id-ctrl(1) Manual Page

## NAME

nvme-nvm-id-ctrl - Send NVMe Identify Controller, return NVM command set structure

## SYNOPSIS

    nvme nvm-id-ctrl <device> [-o <fmt> | --output-format=<fmt>]

## DESCRIPTION

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.

## OPTIONS

-o <format>
--output-format=<format>

  Set the reporting format to normal, json, or binary. Only one output format can be used at a time.

## EXAMPLES

- 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

## NVME

Part of nvme-cli