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Can I Change the Region or AZ After an ECS Is Purchased? Sorry, you cannot change the region after the ECS is purchased. During the ECS purchase, you are advised to select the region nearest to your services for lower network latency and quick resource access.
When you stop or restart such an ECS on the management console, the ECS will be forcibly stopped or restarted due to the lack of the virtualization driver Tools. Services on the ECS may become unavailable The affected ECS cannot be hot migrated between physical servers.
Querying Tags of an ECS Function This API is used to query the tags of a specified ECS. The Tag Management Service (TMS) uses this API to query all tags of an ECS. This API supports checking fine-grained permissions for enterprise projects.
How Can I Stop an ECS from Being Billed?
OS-EXT-SRV-ATTR:user_data String Specifies the user data (information after encoding) configured during ECS creation. locked Boolean Specifies whether an ECS is locked. true: The ECS is locked. false: The ECS is not locked. tags Array of strings Specifies ECS tags. os:scheduler_hints
In the default download path, view the exported ECS information. Parent Topic: Recycle Bin (OBT)
For details about how to create an ECS using a private image, see Purchasing a Custom ECS. Parent topic: Migrating an ECS
For details about how to obtain the ID, see Obtaining a Project ID. server_id Yes Specifies the ECS ID. Request None Response Table 2 describes the response parameters.
You can also customize the ECS access rules within a security group and between security groups to improve ECS security.
Upgrading ECS Configuration Modifying ECS Specifications Modifying Specifications and AZ/Region Modifying Specifications and AZ/Region with Low RTO Parent topic: Best Practices of SAP System Capacity Expansion
Creating an ECS Based on the deployment scheme, create ECSs with different specifications, such as computing capability, memory, and storage. The following describes how to create an ECS.
For details about how to obtain the ID, see Obtaining a Project ID. server_id Yes Specifies the ECS ID. Request Table 2 Request parameters Parameter Mandatory Type Description volumeAttachment Yes Object Specifies the ECS attachment information.
Use the API described in Adding Tags to an ECS in a Batch. Constraints An ECS allows a maximum of 10 tags. This API is idempotent.
How Can I Install a GUI on an ECS Running CentOS 7? Scenarios You want to install a GUI on an ECS running CentOS 7 series. Constraints Before installing a GUI on an ECS, ensure that the idle memory is greater than or equal to 2 GB.
What Browser Version Is Required to Remotely Log In to an ECS? When you use a browser to remotely log in to an ECS, ensure that the browser version meets the requirements listed in Table 1.
Unlocking an ECS (Discarded) Function This API is used to unlock an ECS. After an ECS is unlocked, common users are allowed to manage the ECS. URI POST /v2.1/{project_id}/servers/{server_id}/action Table 1 describes the parameters in the URI.
The ECS is overloaded. If the bandwidth or CPU usage of the ECS is excessively high, login failures may occur. For details, see Checking Whether the ECS Is Overloaded. The ECS has no EIP bound. To log in to an ECS using RDP or MSTSC, ensure that the ECS has an EIP bound.
The ECS is overloaded. If the bandwidth or CPU usage of the ECS is excessively high, login failures may occur. For details, see Checking Whether the ECS Is Overloaded. The ECS has no EIP bound. To log in to an ECS using RDP or MSTSC, ensure that the ECS has an EIP bound.
Querying the EIP Associated with an ECS Scenarios This section describes how to use ECS APIs and EIP APIs to query details about the EIP associated with an ECS.
The ECS has been attacked by viruses or Trojan horses. Check whether the ECS is affected by viruses or Trojan horses. For details, see Checking the ECS Security Status. Checking the ECS Status Check whether the ECS is in the Running state on the management console.
