Section 1 · User commands

nvme-id-iocs.1

Package: nvme-cli

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NVME−ID−IOCS

nvme-id-iocs − Send NVMe Identify I/O Command Set, return result and structure

nvme id−iocs <device> [−−controller−id=<cntid> | −c <cntid>]
[−−output−format=<fmt> | −o <fmt>] [−−verbose | −v]

For the NVMe device given, send an identify command and return the Identify I/O Command Set data 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).

−c <cntid>, −−controller−id=<cntid>

Retrieve the identify I/O Command set data structure for the given cntid. If this value is not given, cntid will be 0xffff.

−H, −−human−readable

This option will parse and format many of the bit fields into human−readable formats.

−o <fmt>, −−output−format=<fmt>

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

−v, −−verbose

Increase the information detail in the output.

• Have the program interpret the returned buffer and display the known fields in a human readable format: