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Diffstat (limited to 'Documentation/nvme-toshiba-vs-internal-log.txt')
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diff --git a/Documentation/nvme-toshiba-vs-internal-log.txt b/Documentation/nvme-toshiba-vs-internal-log.txt new file mode 100644 index 0000000..3cfb917 --- /dev/null +++ b/Documentation/nvme-toshiba-vs-internal-log.txt @@ -0,0 +1,62 @@ +nvme-toshiba-vs-internal-log(1) +=============================== + +NAME +---- +nvme-toshiba-vs-internal-log - Retrieve a Toshiba device's vendor specific internal log and either save to file or dump the contents. + +SYNOPSIS +-------- +[verse] +'nvme toshiba vs-internal-log ' <device> + [--output-file=<FILE>, -o <FILE>] (optional) + [--saved-log, -s] (optional) + +DESCRIPTION +----------- +For the NVMe device given, sends the Toshiba internal device log +request and either saves the result to a file or dumps the content to stdout. + +The <device> parameter is mandatory and may be either the NVMe +character device (ex: /dev/nvme0), or a namespace block device (ex: +/dev/nvme0n1). + +The log is associated with the controller rather than any +namespaces. + +Two logs exist, the current log and the previous log. + +This will only work on Toshiba devices supporting this feature. + +Note: The logs are quite large - typically 100's of MB. This command can take several minutes to complete. +A progress runner is included when data is written to file and a page count is included in the stdout dump. + +OPTIONS +------- + +-o <FILE>:: +--output-file=<FILE>:: + Output binary file. Defaults to text-formatted dump to stdout + +-p:: +--prev-log:: + Use previous log contents. Defaults to the current log contents. + +EXAMPLES +-------- +* Get the current log from the device and dump it to stdout: ++ +------------ +# nvme toshiba internal-log /dev/nvme0 +------------ ++ + +* Get the previous log from the device and save to a binary file: ++ +------------ +# nvme toshiba internal-log /dev/nvme0 --output-file=log.bin --prev-log +------------ + +NVME +---- +Part of the nvme-user suite |