Synchronizing A Hypermetro Pair - Huawei OceanStor 2000 V3 Series Features Manual

OceanStor V3 Series
HyperMetro Feature Guide for File
Parameter
Isolation Switch
Isolation Threshold (ms)
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5.1.3.3 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 Choose
Step 3 Click the HyperMetro Pair tab.
The HyperMetro Pair management page is displayed.
Step 4 Right-click a HyperMetro pair whose data you want to synchronize and choose Synchronize
from the short-cut menu.
The security alert dialog box is displayed.
Step 5 Confirm the operation to synchronize data in the HyperMetro pair.
1.
2.
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Issue 05 (2018-01-30)
Data Protection >
Confirm the information in the dialog box and select I have read and understand the
consequences associated with performing this operation.. Then click OK.
The Success dialog box is displayed, indicating that the operation succeeded.
Click OK.
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Description
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.
Write I/O latency difference
between the host and
HyperMetro storage arrays.
HyperMetro >
Example Value
[Example]
Disabled
[Example]
500
HyperMetro Pair.
5 Management
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