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
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