Huawei OceanStor V3 Series Features Manual page 102

OceanStor V3 Series
Remote Replication Feature Guide for Block
3.
----End
Issue 06 (2018-01-30)
– If no, data cannot be recovered. Check whether an alarm about remote replication
exists on DeviceManager at the primary and secondary sites. If yes, solve the fault
based on the alarm information and repeat the previous operations. If no, contact
technical support engineers.
Switch services back to the primary site after the verification. Log in to DeviceManager
at the primary site, choose Data Protection > Remote Replication > Remote
Replication Pair, and perform the following operations.
a. Select the remote replication pair to be split and choose More > Split.
b. Select the remote replication task for which you want to cancel secondary resource
protection and then Properties. Modify Status of secondary resource protection
to Read/Write to set the secondary LUN to readable and writable.
c. Click the remote replication pair for which you want to perform the switchover and
choose More > Primary/Secondary Switchover.
d. Select the remote replication task for which you want to enable secondary resource
protection and then Properties. Modify Status of secondary resource protection
to Read-only to set the secondary LUN to read-only.
e. Click the remote replication task to be synchronized. Choose More > Synchronize
to perform the synchronization manually.
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
4 Configuration Example
94