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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2021-07-02 20:40:30 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2021-07-02 20:40:30 +0000 |
commit | dc597ce8df5ae6efd2728a2d7ba7d92486028f79 (patch) | |
tree | 55b9e9257eba4579667f9522368aa29f5be6754a /Documentation/nvme-intel-lat-stats.txt | |
parent | Initial commit. (diff) | |
download | nvme-cli-dc597ce8df5ae6efd2728a2d7ba7d92486028f79.tar.xz nvme-cli-dc597ce8df5ae6efd2728a2d7ba7d92486028f79.zip |
Adding upstream version 1.12.upstream/1.12
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'Documentation/nvme-intel-lat-stats.txt')
-rw-r--r-- | Documentation/nvme-intel-lat-stats.txt | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/Documentation/nvme-intel-lat-stats.txt b/Documentation/nvme-intel-lat-stats.txt new file mode 100644 index 0000000..767cf92 --- /dev/null +++ b/Documentation/nvme-intel-lat-stats.txt @@ -0,0 +1,53 @@ +nvme-intel-lat-stats(1) +======================= + +NAME +---- +nvme-intel-lat-stats - Send NVMe Identify Controller, return result and structure + +SYNOPSIS +-------- +[verse] +'nvme intel lat-stats' <device> [--write | -w] [--raw-binary | -b] + +DESCRIPTION +----------- +For the NVMe device given, retrieves intel vendor specific latency statistics 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 +------- +-b:: +--raw-binary:: + Print the raw buffer to stdout. Structure is not parsed by + program. This overrides the vendor specific and human readable options. + +-w:: +--write:: + Get write statistics. Read statistics are returned by default. + +EXAMPLES +-------- +* Get the read statistics ++ +------------ +# nvme intel lat-stats /dev/nvme0 +------------ ++ + +* Get the write statistics ++ +------------ +# nvme intel lat-stats /dev/nvme0 -w +------------ + +NVME +---- +Part of the nvme-user suite |