How Do I Power Off Active-Active Storage Systems And Resume The Hypermetro Service - Huawei OceanStor 2000 V3 Series Features Manual

OceanStor V3 Series
HyperMetro Feature Guide for File
In the preceding example:
l 100 is the value of priority.
l 20 and 21 indicate table 20 and table 21, respectively.
----End
6.3 How Do I Power Off Active-Active Storage Systems
and Resume the HyperMetro Service?
Question
If active-active storage systems must be temporarily stopped due to equipment room
relocation or power supply link failure, how do I correctly power off the storage systems?
Answer
Perform the following operations:
Step 1 Power off the active-active storage systems.
1.
2.
3.
4.
Step 2 Resume the HyperMetro service.
1.
2.
3.
Issue 05 (2018-01-30)
NOTE
Stop host services related to the HyperMetro service.
Power off the storage systems.
Power off one storage system first. After the storage system is powered off, power off
the other storage system.
For details about how to power off a storage system, see Powering off the Storage
Device in Administrator Guide of the corresponding product model.
Power off the quorum server.
For details about how to power off the quorum server, see the power-off document
delivered with the quorum server.
(Optional) Power off switches.
The networking varies with the specific services. Based on actual service requirements,
determine whether to power off switches.
(Optional) Power on switches.
For details about how to power on switches, see the power-on document delivered with
the switches.
Power on the quorum server.
For details about how to power on the quorum server, see the power-on document
delivered with the quorum server.
Power on the storage systems.
For details about how to power on a storage system, see Powering on the Storage
Device in Administrator Guide of the corresponding product model.
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