163 lines
3.7 KiB
Groff
163 lines
3.7 KiB
Groff
'\" t
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.\" Title: nvme-wdc-cap-diag
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.\" Author: [FIXME: author] [see http://www.docbook.org/tdg5/en/html/author]
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.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
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.\" Date: 10/31/2024
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.\" Manual: NVMe Manual
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.\" Source: NVMe
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.\" Language: English
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.\"
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.TH "NVME\-WDC\-CAP\-DIAG" "1" "10/31/2024" "NVMe" "NVMe Manual"
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.\" -----------------------------------------------------------------
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.\" * Define some portability stuff
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.\" -----------------------------------------------------------------
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.\" ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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.\" http://bugs.debian.org/507673
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.\" http://lists.gnu.org/archive/html/groff/2009-02/msg00013.html
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.\" ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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.ie \n(.g .ds Aq \(aq
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.el .ds Aq '
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.\" -----------------------------------------------------------------
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.\" * set default formatting
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.\" -----------------------------------------------------------------
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.\" disable hyphenation
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.nh
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.\" disable justification (adjust text to left margin only)
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.ad l
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.\" -----------------------------------------------------------------
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.\" * MAIN CONTENT STARTS HERE *
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.\" -----------------------------------------------------------------
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.SH "NAME"
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nvme-wdc-cap-diag \- Retrieve WDC device\*(Aqs diagnostic log and save to file\&.
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.SH "SYNOPSIS"
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.sp
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.nf
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\fInvme wdc cap\-diag\fR <device> [\-\-output\-file=<FILE>, \-o <FILE>] [\-\-transfer\-size=<SIZE>, \-s <SIZE>]
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.fi
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.SH "DESCRIPTION"
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.sp
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For the NVMe device given, sends the WDC Vendor Unique Capture\-Diagnostics request and saves the result to a file\&.
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.sp
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The <device> parameter is mandatory NVMe character device (ex: /dev/nvme0)\&.
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.sp
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This will only work on WDC devices supporting this feature\&. Results for any other device are undefined\&.
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.SH "OPTIONS"
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.PP
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\-o <FILE>, \-\-output\-file=<FILE>
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.RS 4
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Output file; defaults to device serial number followed by "cap_diag" suffix
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.RE
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.PP
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\-s <SIZE>, \-\-transfer\-size=<SIZE>
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.RS 4
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Transfer size; defaults to 0x10000 (65536 decimal) bytes
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.RE
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.SH "EXAMPLES"
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.sp
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.RS 4
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.ie n \{\
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\h'-04'\(bu\h'+03'\c
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.\}
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.el \{\
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.sp -1
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.IP \(bu 2.3
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.\}
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Gets the capture diagnostics log from the device and saves to default file in current directory (e\&.g\&. STM00019F3F9cap_diag\&.bin):
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.sp
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.if n \{\
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.RS 4
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.\}
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.nf
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# nvme wdc cap\-diag /dev/nvme0
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.fi
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.if n \{\
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.RE
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.\}
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.RE
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.sp
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.RS 4
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.ie n \{\
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\h'-04'\(bu\h'+03'\c
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.\}
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.el \{\
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.sp -1
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.IP \(bu 2.3
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.\}
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Gets the capture diagnostics log from the device and saves to defined file in current directory (e\&.g\&. testSTM00019F3F9cap_diag\&.bin):
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.sp
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.if n \{\
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.RS 4
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.\}
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.nf
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# nvme wdc cap\-diag /dev/nvme0 \-o test
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.fi
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.if n \{\
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.RE
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.\}
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.RE
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.sp
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.RS 4
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.ie n \{\
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\h'-04'\(bu\h'+03'\c
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.\}
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.el \{\
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.sp -1
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.IP \(bu 2.3
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.\}
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Gets the capture diagnostics log from the device and saves to defined file with pathname (e\&.g\&. /tmp/testSTM00019F3F9cap_diag\&.bin):
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.sp
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.if n \{\
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.RS 4
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.\}
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.nf
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# nvme wdc cap\-diag /dev/nvme0 \-o /tmp/test
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.fi
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.if n \{\
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.RE
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.\}
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.RE
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.sp
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.RS 4
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.ie n \{\
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\h'-04'\(bu\h'+03'\c
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.\}
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.el \{\
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.sp -1
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.IP \(bu 2.3
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.\}
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Gets the capture diagnostics log from the device transferring the data in 64k chunks and saves to default file in current directory (e\&.g\&. STM00019F3F9internal_fw_log\&.bin):
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.sp
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.if n \{\
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.RS 4
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.\}
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.nf
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# nvme wdc cap\-diag /dev/nvme0 \-s 0x10000
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.fi
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.if n \{\
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.RE
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.\}
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.RE
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.sp
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.RS 4
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.ie n \{\
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\h'-04'\(bu\h'+03'\c
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.\}
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.el \{\
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.sp -1
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.IP \(bu 2.3
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.\}
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Gets the capture diagnostics log from the device transferring the data in 16k chunks and saves to default file in current directory (e\&.g\&. STM00019F3F9internal_fw_log\&.bin):
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.sp
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.if n \{\
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.RS 4
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.\}
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.nf
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# nvme wdc cap\-diag /dev/nvme0 \-s 16384
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.fi
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.if n \{\
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.RE
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.\}
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.RE
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.SH "NVME"
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.sp
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Part of the nvme\-user suite\&.
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