TaurusDB Instance Billing Items

You will be billed for the instance specifications, storage space, and backup space. For details, see Table 1.

**Table 1** Billing items
Billing Item	Billing Factor	Billing Mode	Billing Formula
(Mandatory) DB instance	vCPUs, memory, and number of nodes	Yearly/Monthly, pay-per-use, and serverless	Specifications unit price x Required duration x Number of nodes For details about the unit price, see "Specification Price" in TaurusDB Pricing Details.
(Mandatory) Storage	Storage space, which is billed based on the unified standard	Yearly/Monthly, pay-per-use, and serverless	Storage space unit price x Storage space x Required duration For details about the unit price, see "Storage Space Price" in TaurusDB Pricing Details.
(Mandatory) Backup space	Backup space, which is billed based on the unified standard	Yearly/Monthly, pay-per-use, and serverless	Backup space unit price x Billed backup space x Billed duration For details about the unit price, see "Backup Storage Price" in TaurusDB Pricing Details. NOTE: The billed duration refers to the length of time the billed backup space was used for.
(Optional) EIP bandwidth	Bandwidth, traffic, and EIP reservation (An EIP is required if a DB instance needs to access the Internet.) Yearly/Monthly EIP: billed by bandwidth	Yearly/Monthly, pay-per-use, and serverless	Billed by fixed bandwidth For details about the unit price, see "By Bandwidth" in EIP Pricing Details.
(Optional) Proxy instance	Proxy instances are free.	Yearly/Monthly and pay-per-use	N/A
(Optional) DRS migration	If you use Data Replication Service (DRS) for data migration, you will be billed based on the DRS pricing standard.	Yearly/Monthly and pay-per-use	For details, see DRS Billing.