Postpaid is based on demand. It is charged by minute and deducted by hour.

Three Node Replica Set Structure Instance

Pricing formula

The total price of Baidu AI Cloud database DocDB for MongoDB product =unit price of instance* time + unit price of storage* capacity* time

Postpaid price of three - point replica set structure instance

Type	Maximum IOPS	Maximum linking number	CNY/min
1 core 2 GB	2000	500	0.010069444
2 cores 4 GB	4000	1000	0.020486111
4 cores 8 GB	8000	2000	0.0375
4 cores 16 GB	11000	3000	0.052083333
8 cores 16 GB	13000	4000	0.071180556
8 cores 32 GB	15000	8000	0.1375
16 cores 64 GB	18000	16000	0.274305556

The postpaid price of disk space for the three-point replica set structure instance is as follows:

Unit price of disk space: 0.0000774306 (CNY/GB/min).

Shard Cluster Structure Instance

Pricing formula

Price of MongoDB Shard cluster structure instance=price of Mongos node+ price of Shard node+price pf ConfigServer component

• Price of Shard node=combined price of Shard node and CPU memory specification+price of Shard disk
• Price of Mongos node=combined price ofMongos node and CPU memory specification
• Price of ConfigServer node=combined price of ConfigServer node and CPU memory specification + price of ConfigServer disk

Postpaid price of Shard node

Price of CPU memory specifications is as follows:

Type	Maximum IOPS	CNY/min
1 core 2 GB	2000	0.010069444
2 cores 4 GB	4000	0.020486111
4 cores 8 GB	8000	0.0375
4 cores 16 GB	11000	0.052083333
8 cores 16 GB	13000	0.071180556
8 cores 32 GB	15000	0.1375
16 cores 64 GB	18000	0.274305556

• Note: the number of nodes n=2-32

The post-paid price for disk space is as follows::

Unit price of disk space: 0.0000774306 (CNY/GB/min).

• Note: 5-2,000GB disk is optional available

Postpaid Price of Mongos Node

Price of CPU memory specifications is as follows:

Type	Maximum linking number	CNY/min
1 core 2 GB	500	0.003356481
2 cores 4 GB	1000	0.006828704
4 cores 8 GB	2000	0.0125
4 cores 16 GB	3000	0.017361111
8 cores 16 GB	4000	0.023726852
8 cores 32 GB	8000	0.045833333
16 cores 64 GB	16000	0.091435185

• Note: the number of nodes n=2-32

Postpaid Price of ConfigServer Node

Price of CPU memory specifications is as follows:

Type	CNY/min
1 core 2 GB	0.010069444

The postpaid price for disk space is as follows:

Unit price of disk space: 0.0000774306 (CNY/GB/min).

• Note: 20 GB disk is optional.