From dc597ce8df5ae6efd2728a2d7ba7d92486028f79 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Fri, 2 Jul 2021 22:40:30 +0200 Subject: Adding upstream version 1.12. Signed-off-by: Daniel Baumann --- Documentation/nvme-wdc-namespace-resize.html | 841 +++++++++++++++++++++++++++ 1 file changed, 841 insertions(+) create mode 100644 Documentation/nvme-wdc-namespace-resize.html (limited to 'Documentation/nvme-wdc-namespace-resize.html') diff --git a/Documentation/nvme-wdc-namespace-resize.html b/Documentation/nvme-wdc-namespace-resize.html new file mode 100644 index 0000000..efebe9e --- /dev/null +++ b/Documentation/nvme-wdc-namespace-resize.html @@ -0,0 +1,841 @@ + + + + + +nvme-wdc-namespace-resize(1) + + + + + +
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+

SYNOPSIS

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+
nvme wdc namespace-resize <device> [--nsid=<NAMSPACE ID>, -n <NAMSPACE ID>] [--op_option=<OP OPTION>, -o <OP OPTION>]
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DESCRIPTION

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+

For the NVMe device given, sends the WDC Vendor Specific Command that modifies the namespace size reported +by the device.

+

The <device> parameter is mandatory NVMe character device (ex: /dev/nvme0).

+

This will only work on WDC devices supporting this feature. +Results for any other device are undefined.

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+

OPTIONS

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+-n <NAMSPACE ID> +
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+--namespace-id=<NAMSPACE_ID> +
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+

+ Namespace ID; ID of the namespace to resize +

+
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+-o <OP OPTION> +
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+--op-option=<OP OPTION> +
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+

+ Overprovisioning Option; defaults to 0xF +

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+
+
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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EXAMPLES

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    +
  • +

    +Resizes namespace 1 to 50% of the orginal TNVMCAP reported value: +

    +
    +
    +
    # nvme wdc namespace-resize /dev/nvme0 -n 1 -o 3
    +
    +
    • +
  • +

    +Resizes namespace 2 to 7% of the orginal TNVMCAP reported value: +

    +
    +
    +
    # nvme wdc namespace-resize /dev/nvme0 --namespace-id=2 --op-option=1
    +
    +
    • +
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+
+
+

NVME

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+

Part of the nvme-user suite.

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+ + + -- cgit v1.2.3