Help Center/ Document Database Service/ User Guide (Ally Region)/ Introduction/ Instances/ Instance Specifications/ Replica Set
Updated on 2026-01-12 GMT+08:00
Replica Set
Instances of the same type have different memory specifications. You can select instances of different specifications based on application scenarios.
This section describes replica set instance specifications. The instance specifications depend on the selected CPU model.
Instance Specifications
The specifications supported by replica set instances are the same as those supported by shard and dds mongos nodes. For details, see Table 2.
Parent topic: Instance Specifications
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