NVME-WDC-NAMESPACE(1) | NVMe Manual | NVME-WDC-NAMESPACE(1) |
NAME¶
nvme-wdc-namespace-resize - Resizes the device's namespace.
SYNOPSIS¶
nvme wdc namespace-resize <device> [--nsid=<NAMESPACE ID>, -n <NAMSPACE ID>]
[--op_option=<OP OPTION>, -o <OP OPTION>]
DESCRIPTION¶
For the NVMe device given, sends the WDC Vendor Specific Command that modifies the namespace size reported 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.
OPTIONS¶
-n <NAMESPACE ID>, --namespace-id=<NAMESPACE_ID>
Namespace ID; ID of the namespace to resize
-o <OP OPTION>, --op-option=<OP OPTION>
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
EXAMPLES¶
•Resizes namespace 1 to 50% of the original
TNVMCAP reported value:
# nvme wdc namespace-resize /dev/nvme0 -n 1 -o 3
•Resizes namespace 2 to 7% of the original TNVMCAP
reported value:
# nvme wdc namespace-resize /dev/nvme0 --namespace-id=2 --op-option=1
NVME¶
Part of the nvme-user suite.
10/31/2024 | NVMe |