If an ECS instance encounters a system failure or an unexpected operation, you can roll back the instance by cloning the data of a backup point or restoring to a backup point. This topic describes how to restore an ECS instance.

Prerequisites

Notice If the version of the operating system that runs on an ECS instance is CentOS 8 or later, you cannot restore the ECS instance.

A backup is created for the ECS instance For more information, see Create an ECS Server backup.

Clone and roll back an ECS instance

If an ECS instance encounters a system failure or an unexpected operation, you can roll back the instance by cloning the data of a backup point or restoring to a backup point.

  1. Click the Protected ECS Instances tab.
  2. Click the Plus sign icon to the left of the ECS instance.
  3. On the ECS Backup History tab, select a backup point.
    • Clone an ECS instance by using the backup point
      1. Click the backup point. Click Clone.
      2. On the Restore Backup Point to New ECS Instance page, set the parameters such as hostname, instance name, VPC, and vSwitch.
      3. Click Create.
    • Roll back an ECS instance by using the backup point
      Notice You can roll back an ECS instance only when the ECS instance is stopped and no snapshot is being created for the ECS instance. The data that is written to the protected ECS instance is deleted when the ECS instance is rolled back. Proceed with caution.
      1. Click the backup point. Click Roll Back.
      2. In the message that appears, click OK.