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Diffstat (limited to 'Documentation/nvme-lnvm-diag-bbtbl.txt')
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diff --git a/Documentation/nvme-lnvm-diag-bbtbl.txt b/Documentation/nvme-lnvm-diag-bbtbl.txt new file mode 100644 index 0000000..7324807 --- /dev/null +++ b/Documentation/nvme-lnvm-diag-bbtbl.txt @@ -0,0 +1,65 @@ +nvme-lnvm-diag-bbtbl(1) +======================= + +NAME +---- +nvme-lnvm-diag-bbtbl - Diagnose the bad block table + +SYNOPSIS +-------- +[verse] +'nvme lnvm-diag-bbtbl' [--namespace-id=<NUM> | -n <NUM>] + [--channel-id=<CHID> | -c <CHID>] + [--lun-id=<LUNID> | -l <LUNID>] + [--raw-binary | -b] + +DESCRIPTION +----------- +Retrieve the bad block table for a given channel and lun. + +The statistics will be shown in the default case, and the actual output bad +block information can be retrieved when --raw-binary is passed. + +The raw binary output follows this format: + +Channel 0, LUN0 (Dual plane flash) + +Byte 0 -> Plane 0, Block 0 +Byte 1 -> Plane 1, Block 0 +Byte 2 -> Plane 0, Block 1 +... + +OPTIONS +------- +--namespace-id=<NUM>:: +-n <NUM>:: + Namespace id to use + +--channel-id=<NUM>:: +-c:: + Channel id + +--lun-id=<NUM>:: +-l:: + LUN id + +--raw-binary:: +-b:: + Returns the bad block table in binary form without statistics. + +EXAMPLES +-------- +* Retrieve bad block table statistics for physical device nvme0, channel 0, and +lun 0: +------------ +# nvme lnvm-diag-bbtbl /dev/nvme0 -c 0 -n 0 +------------ + +* Display the bad block table in raw form without statistics for same query: +------------ +# nvme lnvm-diag-bbtbl /dev/nvme0 -c 0 -n 0 -b | hexdump +------------ + +NVME +---- +Part of the nvme-user suite |