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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 Types The cloud platform provides the following ECS types for different application scenarios: x86 architecture General computing General computing-plus General computing-basic Memory-optimized Large-memory Disk-intensive Ultra-high I/O High-performance computing GPU-accelerated
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? What Should I Do If Emails Configured on an ECS Cannot Be Sent? Why Is My Windows ECS Muted? How Do I Change an ECS SID? Why Does
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 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 Infographics
ECS Creation What Do I Do If I Cannot Find My ECSs? 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
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
Windows ECS Issues How Can I Retain a Session on a Windows ECS? How Can I Fix the Difference Between the System Time and the Local Standard Time? How Do I Attach an Extension NIC to a Windows ECS for Accessing the Internet? How Can I Fix Grayed Out Copy and Paste Options? How Do I
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
Linux ECS Issues Why Is My Linux ECS Not Booting and Going Into Emergency Mode? How Do I Fix a "Read-Only" Error When I Edit the /etc/fstab File? How Do I Change the Time Zone on ECSs Running CentOS or EulerOS? How Do I Troubleshoot "nf_conntrack:table full, dropping packet"? How
Removing an ECS from an ECS Group Function This API is used to remove an ECS from an ECS group. After being removed, the anti-affinity policy will not take effect on this ECS and other ECSs in the same ECS group. Constraints Only the anti-affinity policy is supported. ECSs in the
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. The system automatically deploys the newly added ECS to a host that is different from the ones accommodating other ECSs in the ECS group. Constraints Only KVM ECSs can be added. Only the anti-affinity
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 Function This API is used to create one or more ECSs. The V1.1 API supports all functions (see Creating an ECS (Pay-per-Use)) provided by the V1 API. Additionally, the V1.1 API supports the creation of yearly/monthly ECSs. This API is an asynchronous API. After the
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
Manually Renewing an ECS You can renew a yearly/monthly ECS anytime on the console before it is automatically deleted. Renewing a Subscription on the Console Log in to the management console. Click in the navigation tree and choose Compute > Elastic Cloud Server. On the Elastic Cloud
