Parameter
Description
Example Value
Isolation Switch
After the
Isolation Switch
is turned on, the system will
suspend the HyperMetro
pair when the difference
between the write I/O
latency of the two storage
arrays is greater than the
isolation switch. The storage
array with the longer write
I/O latency will stop
providing services.
[Example]
-
Isolation Threshold (ms)
Write I/O latency difference
between the host and
HyperMetro storage arrays.
[Value range]
The value must be an
integer from 10 to 30000.
The unit is millisecond.
----End
5.2.3 Synchronizing a HyperMetro Pair
Through this operation, ensuring data consistency between the storage arrays in two data
centers.
Prerequisites
The running status of a HyperMetro pair must be
Paused
,
To be synchronized
, or
Force
Start
(The connection of devices is normal).
Procedure
Step 1
Log in to DeviceManager.
Step 2
Go to the NAS HyperMetro page.
The operation path varies with user types:
l
System user: Click
vStore
, select the desired vStore, and click
Details
to go to the
vStore view. Choose
Data Protection
>
HyperMetro
.
l
vStore user: In the vStore view, choose
Data Protection
>
HyperMetro
.
Step 3
Click the
HyperMetro Pair
tab.
The
HyperMetro Pair
management page is displayed.
Step 4
Right-click a HyperMetro pair to be synchronized and choose
Synchronize
from the shortcut
menu.
The
Warning
dialog box is displayed.
Step 5
Confirm the operation to synchronize data in the HyperMetro pair.
1.
Confirm the information in the dialog box and select
I have read and understood the
consequences associated with performing this operation
. Then click
OK
.
OceanStor V3 Series
HyperMetro Feature Guide for File
5 Management
Issue 05 (2018-01-30)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
169