Billed Items

SFS includes SFS Capacity-Oriented, General Purpose File System, and SFS Turbo. They all support pay-per-use billing. You will only be billed for the storage capacity of a general purpose file system, an SFS Capacity-Oriented file system, or an SFS Turbo file system.

**Table 1** SFS Capacity-Oriented billing model
Category	Billed Item	Description	Billing Formula	Billing Mode
Storage	Storage space	Billed based on the used capacity and usage period of the file system	Storage price = Unit price per GB x Used capacity x Usage period	Pay-per-use Yearly/Monthly

**Table 2** General Purpose File System billing model
Category	Billed Item	Billing Factor	Description	Billing Formula	Billing Mode
Storage	Standard storage	Storage space	Billed based on the used capacity and usage period of the file system	Storage price = Unit price per GB x Used capacity x Usage period	Pay-per-use Yearly/Monthly
Storage	Infrequent access storage	Storage space	Billed based on the used capacity and usage period of the file system	Storage price = Unit price per GB x Used capacity x Usage period NOTE: In a lifecycle rule of a general purpose file system, the system presets Transition to Infrequent Access After to 14 days. In this case, you will be billed for 14 days based on the standard storage billing. For the usage after 14 days, you will be billed based on the infrequent access storage billing.	Pay-per-use
Traffic	Infrequent access storage	Write traffic	Billed based on the volume of the write traffic	Write traffic price = Unit price per GB x Write traffic volume	Pay-per-use
Traffic	Infrequent access storage	Read traffic	Billed based on the volume of the read traffic	Read traffic price = Unit price per GB x Read traffic volume	Pay-per-use

**Table 3** SFS Turbo billing model
Category	Billed Item	Billing Factor	Description	Billing Formula	Billing Mode
Storage	Standard, Standard-Enhanced, Performance, Performance-Enhanced, 20 MB/s/TiB, 40 MB/s/TiB, 125 MB/s/TiB, 250 MB/s/TiB, 500 MB/s/TiB, 1,000 MB/s/TiB	Purchased capacity	Billed based on the purchased capacity and usage period of the file system	Storage price = Unit price per GB x Purchased capacity x Usage period	Pay-per-use Yearly/Monthly