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ECS Types and Specifications ECS Overview ECS Lifecycle ECS Types CPU Credits x86 ECS Specifications Kunpeng ECS Specifications and Types Discontinued ECS Specifications
ECS Application Scenarios Internet No special requirements on CPUs, memory, disk space, or bandwidth High security and reliability standards Deploying an application on one or only a few ECSs to minimize upfront investment and maintenance costs, such as website development and testing
ECS and Other Services Figure 1 shows the relationships between ECS and other services. Figure 1 Relationships between ECS and other services ECS-related Services Table 1 ECS-related services Service Function Related Operation Auto Scaling (AS) Automatically adjusts ECS resources
Discontinued ECS Specifications The specifications listed in this section have been discontinued and are no longer available. You can change the specifications for your ECS to one that is still available. General Computing S1 Table 1 S1 ECS specifications Flavor vCPUs Memory (GiB)
What Is ECS? An Elastic Cloud Server (ECS) is a basic computing unit that consists of vCPUs, memory, OS, and Elastic Volume Service (EVS) disks. You can create an ECS by specifying its vCPUs, memory, specifications, OS, network, and login mode. After creating an ECS, you can use it
Access Control for ECS IAM Identity Authentication IAM provides fine-grained permissions management, user identity authentication, and resource access control. You can use your account to create IAM users, and assign permissions to the IAM users to control their access to specific
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 for a Windows
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
Purchasing the Same ECS Scenarios If you have bought an ECS and want to buy new ones with the same configuration, it is a good practice to use "Buy Same ECS" to rapidly buy the new ones. Notes and Constraints Large-memory ECSs do not support "Buy Same ECS". Procedure Log in to the
Purchasing a Spot ECS Scenarios A spot ECS is billed in spot pricing mode. You can purchase and use such ECSs at a discount price. A spot ECS performs as well as the ECSs with the same specifications in other billing modes. However, when inventory resources are insufficient, or the
Viewing ECS Information Viewing the ECS Creation Status Viewing Failed Tasks Viewing ECS Details Exporting ECS Information Searching for ECSs Parent Topic: Instances
Viewing ECS Details Scenarios After obtaining ECSs, you can view and manage them on the management console. This section describes how to view ECS configuration details, including its name, image, system disk, data disks, VPC, network interfaces, security group, EIP address, and bandwidth
Exporting ECS Information Scenarios The information of all ECSs in your account can be exported to an XLSX file locally. The file contains the following information of an ECS: Basic information: includes the ECS name, region, AZ, status, flavor, image, and billing mode. Network information
Logging In to a Windows ECS Login Overview (Windows) Logging In to a Windows ECS Using an RDP File Logging In to a Windows ECS Using VNC Logging In to a Windows ECS Using MSTSC Logging In to a Windows ECS from a Linux Computer Logging In to a Windows ECS from a macOS Server Logging
Logging In to a Linux ECS Login Overview (Linux) Logging In to a Linux ECS Using CloudShell Logging In to a Linux ECS Using VNC Logging In to a Linux ECS Using an SSH Key Pair Logging In to a Linux ECS Using an SSH Password Logging In to a Linux ECS from a macOS Server Logging In
Managing ECS Configurations Changing the Time Zone for an ECS Enabling or Disabling Hyper-Threading Obtaining Metadata and Passing User Data Changing ECS Names Migrating an ECS to a DeH Migrating ECSs Across AZs Managing ECS Groups Configuring Mapping Between Hostnames and IP Addresses
Changing ECS Names Scenarios After an ECS is created, you can change its name as needed. Multiple ECS names can be changed in a batch. After the change, the ECS names are the same. Changing the Name of a Single ECS Log in to the management console. Click in the upper left corner and
Managing ECS Groups Scenarios An ECS group logically groups ECSs. ECSs in an ECS group comply with the same policy. Currently, only the anti-affinity policy is supported. This policy enables ECSs in the same ECS group to run on different hosts for improved reliability, high availability
Migrating an ECS to a DeH Scenarios ECSs can be migrated: Between Dedicated Hosts (DeHs) From a DeH to a public resource pool From a public resource pool to a DeH This section describes how to migrate an ECS from a public resource pool to a DeH. Before migrating an ECS, ensure that
Adding a Disk to an ECS Scenarios The disks attached to an ECS include one system disk and one or more data disks. The system disk is automatically created and attached when the ECS is created. You do not need to purchase it again. The data disks can be added in either of the following
