Deleting A Namespace Of An Ssd - Huawei ES3000 V5 User Manual

ES3000 V5 NVMe PCIe SSD
User Guide
Example
# Detach namespace 1 of the nvme0 SSD to NVMe controller 1.
[root@localhost tool]#
detaching the namespace succeeded.
Please remove and then install the NVMe driver or reboot the OS.
System Response
If "detach failed" is displayed, the operation failed. The failure causes are as follows:
l
l

6.13.5 Deleting a Namespace of an SSD

Function
This command is used to delete a namespace of an SSD.
Format
hioadm namespace -d devicename -t operationtype -i namespaceid
Parameters
Parameter
devicename
operationtype
namespaceid
Usage Guidelines
Before running this command, stop all I/O operations related to the namespace.
Before running this command, detach the namespace from all controllers.
Exercise caution because deleting the namespace will also delete its storage data.
Issue 07 (2019-03-19)
hioadm namespace -d nvme0 -t 3 -i 1 -c 1
The namespace is not attached to the NVMe controller.
The NVMe controller ID is invalid.
Description
Name of a device.
Operation Type
ID of a namespace.
Copyright © Huawei Technologies Co., Ltd.
6 Command Description
Value
Example: nvme0
l 0: Create a namespace.
l 1: Delete a namespace.
l 2: Attach a namespace.
l 3: Detach a namespace.
l 6: Set the number of namespaces.
Select 1 in this command.
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