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Apsara File Storage NAS:Purchase resource plans

Last Updated:Feb 02, 2024

Apsara File Storage NAS provides various resource plans to help you save costs. After you understand the resource plan types, offset capacity, and offset coefficients, you can purchase proper resource plans by evaluating resource usage or based on historical resource usage.

Prerequisites

Purchasing guide

When you purchase resource plans, we recommend that you take into account the services you need, your business volume, and the region where you want to use the resource plans.选购指引

Example

Scenario

The following table provides an example of your estimated resource usage of NAS file systems in May 2022.

Region

File system type

Resource usage

China (Hangzhou)

Performance NAS file system

  • Storage capacity: 60 GiB

  • Storage capacity of the Infrequent Access (IA) medium: 380 GiB

  • Read traffic of the IA storage class: 1 GiB

  • Write traffic of the IA storage class: 2 GiB

China (Shanghai)

Standard Extreme NAS file system

Purchased capacity: 200 GiB

Advanced Extreme NAS file system

Purchased capacity: 300 GiB

Analysis on how to choose resource plans

The following table lists the recommended resource plan specifications based on the preceding scenario. You can also use the calculator to quickly calculate the base capacity of each resource plan.

File system type

Billable item

Resource usage

Recommended resource plan specifications

Performance NAS file system

Storage usage of General-purpose NAS file systems (Capacity or Performance NAS file systems)

60 GiB

Total storage capacity: 60 GiB × 5.47 + 380 GiB × 0.37 = 468.8 GiB

  • Resource Plan Type: General-purpose NAS Resource Plan

  • Region: China (Hangzhou)

  • General-purpose NAS Base Capacity: 500 GiB

Storage capacity of the IA storage class

380 GiB

Read traffic of the IA storage class

1 GiB

A NAS resource plan can be used to offset only the storage usage fees. Read and write traffic fees cannot be offset. For more information, see Overview (resource plans).

Write traffic of the IA storage class

2 GiB

Standard Extreme NAS file system

Purchased capacity of the Extreme NAS file system

200 GiB

Total storage capacity: 200 GiB + 300 GiB = 500 GiB

  • Resource Plan Type: Extreme NAS Resource Plan

  • Region: China (Shanghai)

  • Extreme NAS Base Capacity: 500 GiB

Advanced Extreme NAS file system

Purchased capacity of the Extreme NAS file system

300 GiB

References