This topic describes general-purpose and dedicated instance categories of ApsaraDB for MongoDB.
ApsaraDB for MongoDB provides general-purpose, dedicated-disk, and dedicated-host instance categories.
The top configuration of this category is the dedicated host, which exclusively occupies all resources on a physical server.
|Business scenarios where databases are used as core systems, such as finance, e-commerce, government affairs, and large and medium-sized Internet services.|
||Scenarios that require flexible resource scheduling and full permissions on hosts.|
For more information about instance types and specifications such as the number of CPU cores, memory, storage space, maximum number of allowed connections, and IOPS, see Instance types.
For the price of each instance type, see Billing items and pricing.
Change instance types
You can change instance types. For more information about specific operations, see Configuration change overview.