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Elastic Compute Service:Purchase an instance that has the same configurations as an existing instance

Last Updated:Jun 16, 2025

You can use the Purchase Same Specifications feature in the Elastic Compute Service (ECS) console to go to the instance buy page and quickly create ECS instances that have the same configurations as an existing ECS instance, including the instance type, disk settings, image, and bandwidth settings and excluding the environment settings and data. Alternatively, you can modify instance parameters on the instance buy page to create ECS instances that meet your business requirements.

Prerequisites

(Optional) If you want to purchase an ECS instance within the Chinese mainland, you must complete real-name verification. For more information, see How do I complete account verification?

Procedure

  1. Go to ECS console - Instance.

  2. In the top navigation bar, select the region and resource group of the resource that you want to manage. 地域

  3. Click the ID of the target instance to go to the instance details page, click All Actions in the upper-right corner to expand the All Actions pane, and then find and click Buy Same Specifications.

  4. Confirm the settings that are automatically configured.

    To modify the settings, click Modify Configurations on Buy Page.

  5. Configure Logon Credential in the System Configurations section.

    Logon Credential is used to securely log on to the instance to be created. For information about how to configure it, see Create an instance on the Custom Launch tab.

  6. Configure the parameters in the Purchase Configurations section.

    • Subscription instance: Select a value for Duration and optionally select Enable Auto-renewal.

    • Pay-as-you-go instance: Select Configure Automatic Release Time and specify a point in time.

  7. Read and select ECS Terms of Service and Product Terms of Service and then click Create Order.

References

You can use a launch template to create ECS instances that have the same configurations. For more information, see Create an instance by using a launch template.