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ECS Types Huawei Cloud provides the following ECS types for different application scenarios: x86 architecture General Computing ECSs General Computing-plus ECSs General Computing-Basic ECSs Memory-optimized ECSs Large-Memory ECSs Disk-intensive ECSs Ultra-high I/O ECSs High-Performance
ECS Advantages ECS supports automated scaling of compute resources based on traffic changes and predefined scaling policies. You can customize ECS specifications including vCPUs, memory, and bandwidth to let your applications run in a flexible, efficient environment. Reliability A
ECS Management Adding ECSs to an ECS Group in a Batch Removing ECSs from an ECS Group in a Batch Parent topic: Out-of-Date APIs
ECS Statuses An ECS can be in one of the following statuses specified in ECS APIs: status: specifies an ECS status, which is generated by OS-EXT-STS:vm_state and OS-EXT-STS:task_state. OS-EXT-STS:vm_state: indicates that the ECS is in a stable state after an operation is performed
Purchasing an ECS Introducing ECS Purchase Options Purchasing an ECS in Quick Config Mode Purchasing an ECS in Custom Config Mode Purchasing a Spot ECS Purchasing a Spot Block ECS Purchasing an ECS Using a Private Image Purchasing ECSs Using Auto Launch Groups Purchasing an ECS in
Auto-renewing an ECS Auto-renewal can prevent ECSs from being automatically deleted if you forget to manually renew them. The auto-renewal rules are as follows: The first auto-renewal date is based on when the ECS expires and the billing cycle. The auto-renewal period of an ECS varies
Securing an ECS Enhancing Security for SSH Logins to Linux ECSs Using a Virtual IP Address and Keepalived to Set Up a High-Availability Web Cluster ECS Security Groups
Removing an ECS from an ECS Group Function This API is used to remove an ECS from an ECS group. The anti-affinity policy will not be applied to the ECS after it is removed from the group. Constraints Only the anti-affinity policy is supported. ECSs in the same ECS group are deployed
Migrating an ECS Migrating Servers to the Cloud Migrating ECSs Across Accounts and Regions Through Image Replication
Adding an ECS to an ECS Group Function This API is used to add an ECS to an ECS group. ECSs in the same group are automatically deployed on different hosts if possible. Constraints Only KVM ECSs can be added. Only the anti-affinity policy is supported. ECSs in the same ECS group are
ECS Types The cloud platform provides the following ECS types for different application scenarios: General-Purpose ECSs Dedicated General-Purpose ECSs Memory-optimized ECSs Large-Memory ECSs Disk-intensive ECSs Ultra-high I/O ECSs GPU-accelerated ECSs AI-accelerated ECSs ECS Flavor
Redeploying an ECS Function This API is used to redeploy an ECS. Debugging You can debug this API in API Explorer. Authorization Each account has all of the permissions required to call all APIs, but IAM users must have the required permissions specifically assigned. If you are using
Configuring an ECS To use ECSs more securely, reliably, flexibly, and efficiently, follow the best practices for ECS. Access and Connection We recommend that you use the Virtual Network Computing (VNC) when logging in to your ECS for the first time and check that the ECS is running
Creating an ECS Scenarios This section describes how to create an ECS by calling APIs. For details, see Calling APIs. An ECS can be created using a disk or image. This section uses an image as an example to describe how to create an ECS. Constraints The ECS created using this API
Logging In to an ECS Logging In to a Windows ECS Figure 1 shows the modes in which a Windows ECS can be logged in. Figure 1 Windows ECS login modes (Optional) Retrieve your password from the key file. To log in to a key-pair-authenticated ECS, use the password obtaining function provided
ECS Lifecycle The ECS lifecycle refers to the entire journey an ECS goes through, from creation to deletion (or release). Table 1 ECS statuses Status Status Attribute Description Creating Intermediate The ECS is being created. Starting Intermediate The ECS is being started. Running
ECS Overview An ECS is a basic computing unit that consists of vCPUs, memory, OS, and EVS disks. After creating an ECS, you can use it like using your local computer or physical server, ensuring secure, reliable, and efficient computing. ECSs support self-service creation, modification
ECS Failure How Do I Handle Error Messages Displayed on the Management Console? How Can I Recover a Windows ECS with an Abnormal Virtualization Driver? Why Is My Windows ECS Muted? How Do I Change an ECS SID? Why Does a Pay-per-Use ECS Fail to Be Started? Why Is the Memory of an ECS
ECS Creation What Should I Do If the ECS Resources to Be Purchased Are Sold Out? How Can I Set Sequential ECS Names When Creating Multiple ECSs? What Is the Creation Time and Launch Time of an ECS? Why Does the Failures Area Show an ECS Creation Failure But the ECS List Displays the
Creating an ECS Overview Step 1: Configure Basic Settings Step 2: Configure Network Settings Step 3: Configure Advanced Settings Step 4: Confirm Settings Parent topic: Getting Started