NVME-OCP-DEVICE-C(1) NVMe Manual NVME-OCP-DEVICE-C(1)

nvme-ocp-device-capability-log - Retrieves OCP Device Capability Log Page

nvme ocp device-capability-log <device> [--output-format=<fmt> | -o <fmt>]

For the NVMe device given, retrieves OCP Device Capability Log Page

The <device> parameter is mandatory and may be either the NVMe character device (ex: /dev/nvme0) or block device (ex: /dev/nvme0n1).

This will only work on OCP compliant devices supporting this feature. Results for any other device are undefined.

On success it returns 0, error code otherwise.

-o <fmt>, --output-format=<fmt>

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

•Has the program issue a device-capability-log command to retrieve the 0xC4 log page. 
# nvme ocp device-capability-log /dev/nvme0 -o normal

Part of the nvme-user suite.

07/09/2025 NVMe