Parameter
Description
Value
operationtype
Operation type.
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
3
in this command.
namespaceid
ID of a namespace.
-
controllerid
ID of an NVMe controller.
The ES3000 V5 SSD has
only one controller. The
value of this parameter is 1.
-
Usage Guidelines
Before running this command, stop all I/O services of the namespace and perform the
following operations for the namespace. You do not need to stop I/O services or perform the
following operations for other namespaces.
l
For Linux, unmount the logical drive.
l
For ESXi, delete all partitions of the logical drive.
l
For Windows, make the logical drive offline, as shown in
.
Figure 6-4
Making a logical drive offline
If a Huawei-developed driver is installed, the setting takes effect immediately without needing
to stop I/O services. If an open-source or system-provided driver is installed, the setting takes
effect after the server is restarted.
ES3000 V5 NVMe PCIe SSD
User Guide
6 Command Description
Issue 07 (2019-03-19)
Copyright © Huawei Technologies Co., Ltd.
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