Huawei OceanStor 2000 V3 Series Features Manual page 133

OceanStor V3 Series
HyperMetro Feature Guide for File
Table 4-22 HyperMetro parameters
Parameter
Speed
Recovery Policy
Issue 05 (2018-01-30)
Description
Data replication speed of a
HyperMetro pair.
l Low: Data replication
takes a long time. This
value is applicable to
scenarios where the
service load is heavy.
The speed ranges from 0
MB/s to 5 MB/s.
l Medium: Data
replication takes a
relatively short time.
This value is applicable
to scenarios where the
service load is relatively
heavy. The speed ranges
from 10 MB/s to 20
MB/s.
l High: Data replication
takes a short time. This
value is applicable to
scenarios where the
service load is relatively
light. The speed ranges
from 50 MB/s to 70
MB/s.
l Highest: Data replication
takes the shortest time.
This value is applicable
to scenarios where the
service load is light. The
speed is greater than 100
MB/s.
A recovery policy
determines whether the
system automatically
synchronizes data after a
HyperMetro fault is
rectified.
l Automatic: The system
automatically
synchronizes data.
l Manual: Data
synchronization must be
performed manually.
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4 Configuration
Value
[Value range]
Low, Medium, High, and
Highest
NOTE
If the file systems to be
configured in the HyperMetro
pair carry host services and the
service load is changing
constantly, it is advised to
retain the default value
Medium to ensure proper
running of the host services.
[Default value]
Medium
[Value range]
Automatic and Manual
[Default value]
Automatic
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