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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2022-07-14 18:28:04 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2022-07-16 15:12:07 +0000 |
commit | 589986012c4b3ab68e299a2eadca18f90080113b (patch) | |
tree | f29a53b04a1950cdddae69344bccb3f0146fa728 /Documentation/nvme-nvm-id-ns.txt | |
parent | Releasing debian version 1.16-4. (diff) | |
download | nvme-cli-589986012c4b3ab68e299a2eadca18f90080113b.tar.xz nvme-cli-589986012c4b3ab68e299a2eadca18f90080113b.zip |
Merging upstream version 2.0.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | Documentation/nvme-nvm-id-ns.txt | 83 |
1 files changed, 83 insertions, 0 deletions
diff --git a/Documentation/nvme-nvm-id-ns.txt b/Documentation/nvme-nvm-id-ns.txt new file mode 100644 index 0000000..dfbbfaa --- /dev/null +++ b/Documentation/nvme-nvm-id-ns.txt @@ -0,0 +1,83 @@ +nvme-nvm-id-ns(1) +================= + +NAME +---- +nvme-nvm-id-ns - Send NVMe Identify NVM Command Set specific Namespace data structure, display structure + +SYNOPSIS +-------- +[verse] +'nvme nvm-id-ns' <device> [--uuid-index=<uuid-index> | -U <uuid_index>] + [--namespace-id=<NUM> | -n <NUM>] + [-v | --verbose] + [--output-format=<fmt> | -o <fmt>] + +DESCRIPTION +----------- +Identify NVM Command Set specific Namespace data structure for the specified +NSID for the NVM Command Set specified in the CSI field. + +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 +------- +-n <NUM>:: +--namespace-id=<NUM>:: + Use the provided namespace id for the command. If not provided, the + namespace id of the block device will be used. If the command is issued + to a non-block device, the parameter is required. + +-U <uuid-index>:: +--uuid-index=<uuid-index>:: + UUID Index of the feature + +-v:: +--verbose:: + Increase the information detail in the output. + +-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-ns /dev/nvme0n1 +------------ ++ + +* If using the character device or overriding namespace id: ++ +------------ +# nvme nvm-id-ns /dev/nvme0 -n 1 +# nvme nvm-id-ns /dev/nvme0n1 -n 1 +# nvme nvm-id-ns /dev/nvme0 --namespace-id=1 +------------ ++ +* Have the program return the raw structure in binary: ++ +------------ +# nvme nvm-id-ns /dev/nvme0n1 -o binary > id_ns.raw +# nvme nvm-id-ns /dev/nvme0n1 --output-format=binary > id_ns.raw +------------ ++ +It is probably a bad idea to not redirect stdout when using this mode. + +* Alternatively you may want to send the data to another program that +can parse the raw buffer. ++ +------------ + +NVME +---- +Part of the nvme-user suite |