102 lines
2.9 KiB
Groff
102 lines
2.9 KiB
Groff
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'\" t
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.\" Title: nvme-sndk-namespace-resize
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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: 04/11/2025
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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\-SNDK\-NAMESPAC" "1" "04/11/2025" "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-sndk-namespace-resize \- Resizes the device\*(Aqs namespace\&.
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.SH "SYNOPSIS"
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.sp
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.nf
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\fInvme sndk namespace\-resize\fR <device> [\-\-nsid=<NAMESPACE ID>, \-n <NAMSPACE ID>]
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[\-\-op_option=<OP OPTION>, \-o <OP OPTION>]
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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 sndk Vendor Specific Command that modifies the namespace size reported the device\&.
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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 Sandisk 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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\-n <NAMESPACE ID>, \-\-namespace\-id=<NAMESPACE_ID>
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.RS 4
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Namespace ID; ID of the namespace to resize
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.RE
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.PP
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\-o <OP OPTION>, \-\-op\-option=<OP OPTION>
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.RS 4
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Overprovisioning Option; defaults to 0xF Valid Values: 0x1 \- 7% of Original TNVMCAP reported value 0x2 \- 28% of Original TNVMCAP reported value 0x3 \- 50% of Original TNVMCAP reported value 0xF \- 0% of Original TNVMCAP reported value (original config) All other values \- reserved
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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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Resizes namespace 1 to 50% of the original TNVMCAP reported value:
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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 sndk namespace\-resize /dev/nvme0 \-n 1 \-o 3
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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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Resizes namespace 2 to 7% of the original TNVMCAP reported value:
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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 sndk namespace\-resize /dev/nvme0 \-\-namespace\-id=2 \-\-op\-option=1
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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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