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nvme-primary-ctrl-caps(1)
=========================
NAME
----
nvme-primary-ctrl-caps - Send identify Primary Controller Caps, return result and structure
SYNOPSIS
--------
[verse]
'nvme primary-ctrl-caps' <device> [--output-format=<fmt> | -o <fmt>] [--verbose | -v]
DESCRIPTION
-----------
For the NVMe device given, sends an identify primary Controller caps 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 structure may be returned in one of several ways depending
on the option flags; the structure may be parsed by the program or the
raw buffer may be printed to stdout.
OPTIONS
-------
-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.
EXAMPLES
--------
* Get Primary Ctrl Caps of the device in default format
+
------------
# nvme primary-ctrl-caps /dev/nvme0
------------
* Has the program interpret the returned buffer and display the known
fields in a human readable format:
+
------------
# nvme primary-ctrl-caps /dev/nvme0 --human-readable
# nvme primary-ctrl-caps /dev/nvme0 -H
------------
NVME
----
Part of the nvme-user suite
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