75 lines
1.7 KiB
Text
75 lines
1.7 KiB
Text
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get-dssd-power-state-feature(1)
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===============================
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NAME
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----
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nvme-ocp-get-dssd-power-state-feature - Get DSSD Power State
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SYNOPSIS
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--------
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[verse]
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'nvme ocp get-dssd-power-state-feature' <device>
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[--sel=<select> | -S <select>] [--all | -a]
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[--no-uuid | -n]
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DESCRIPTION
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-----------
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For the NVMe device given, retrieves OCP DSSD Power State.
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Passing --all calls NVMe Get Feature three times, returning all three of
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the Current, Default, and Saved values.
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The <device> parameter is mandatory and may be either the NVMe character
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device (ex: /dev/nvme0) or block device (ex: /dev/nvme0n1).
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This will only work on OCP compliant devices supporting this feature.
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Results for any other device are undefined.
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On success it returns 0, error code otherwise.
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OPTIONS
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-------
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-S <select>::
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--sel=<select>::
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Select (SEL): This field specifies which value of the attributes
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to return in the provided data:
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+
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[]
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|==================
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|Select|Description
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|0|Current
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|1|Default
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|2|Saved
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|3|Supported capabilities
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|4-7|Reserved
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|==================
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-a::
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--all::
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Print out all 3 values at once - Current DSSD Power State,
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Default DSSD Power State, and Saved DSSD Power State
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-n::
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--no-uuid::
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Do not try to automatically detect UUID index for this command (required
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for old OCP 1.0 support)
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EXAMPLES
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--------
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* Has the program issue a get-dssd-power-state-feature command to get the Curent DSSD Power State in watts.
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+
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------------
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# nvme ocp get-dssd-power-state-feature /dev/nvme0 -S 0
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------------
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+
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* Has the program issue a get-dssd-power-state-feature command to get all three DSSD Power States in watts.
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+
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------------
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# nvme ocp get-dssd-power-state-feature /dev/nvme0 -a
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------------
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NVME
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----
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Part of the nvme-user suite.
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