Document Center
Elastic Compute Service
Product Introduction
What is ECS?
Benefits of ECS
Scenarios
Regions and zones
Limits
Instructions on using ECS
Release notes
Pricing
Pricing overview
Billing method comparison
Subscription
Pay-As-You-Go
No fees for stopped VPC instances
Renew instances
Renewal overview
Manual renewal
Auto-renewal
Renew for configuration downgrade
Switch from Pay-As-You-Go to Subscription billing
Switch the billing method from Subscription to Pay-As-You-Go
Billing of Internet bandwidth
Reserved Instance billing
Quick Start for Entry-Level Users
Overview
Preparations
Step 1. Select the configuration
Step 2. Create an instance
Step 3: Connect to an instance
Step 4. Format a data disk
Format a data disk for Windows instances
Format a data disk for Linux instance
Step 5: Release an instance
Quick reference
Quick Start for Enterprise-Level Users
Overview
Select configuration
Plan networks
Estimate costs
Configure a security group
Automatic snapshot policies
Image migration
Implement high availability by using Server Load Balancer
Instances
What are ECS instances?
ECS instance life cycle
Instance type families
Instance type families
Burstable instances
Basic concepts
t5 standard instances
t5 unlimited instances
Manage t5 instances
Entry-level instance type families
General-purpose instance type families
Compute-intensive instance type families
Memory-intensive instance type families
Big data instance type families
Local SSD-equipped instance type families
High clock speed instance type families
Compute optimized type family with GPU
Compute optimized and GPU-equipped instance type families
Create a compute optimized instance with GPU
Install the GPU driver
Uninstall the GPU driver
Install a GRID driver on a gn5/gn5i/gn6v instance
Deploy an NGC on gn5 instances
Visualization compute type family with GPU
GPU-equipped instance type families designed for visualization computing
Create a ga1 instance
Compute optimized type family with FPGA
Compute optimized and FPGA-equipped instance type families
Create an f1 instance
Create an f3 instance
ECS bare metal instance type family
ECS Bare Metal Instance and Super Computing Clusters
Create an EBM instance
Install SGX
Super Computing Cluster instance type family
Super Computing Clusters
Create an SCC server instance
Phased-out instance types
Instance purchasing options
Subscription
Pay-As-You-Go
Preemptible instances
Preemptible instances
Create a preemptible instance
Stop a preemptible instance
Reserved Instances
RI overview
Matching rules of Reserved Instances
Purchase a Reserved Instance
Manage Reserved Instances
Switch billing method
Switch from Pay-As-You-Go to Subscription billing
Switch the billing method from Subscription to Pay-As-You-Go
Create an instance
ECS instance creation overview
Create an instance by using the wizard
Create an instance from a custom image
Create an instance of the same configuration
Use a launch template
Connect to instances
Overview
Connect to Linux instances
Connect to an instance by using the Management Terminal
Connect to a Linux instance by using an SSH key pair
Connect to a Linux instance by using a password
Connect to an instance on a mobile device
Connect to Windows instances
Connect to a Windows instance by using the Management Terminal
Connect to a Windows instance
Connect to a Windows instance from a mobile device
Manage instances
Start or stop an instance
Restart an instance
Release an instance
Reactivate an instance
Check instance information
Reset an instance logon password
Change the password of an ECS instance
Enable instance release protection
Launch template
Launch templates
Create a template
Create a template version
Delete a template or version
User-defined data and metadata
Metadata
Retrieve instance metadata
User-defined data
User data
Configure user data
User-defined yum sources, NTP services and DNS services
Create a new account with the root user privilege
Instance identity
Configure time
Time setting: NTP servers and other public services
Time setting: Synchronize NTP servers for Windows instances
Time setting: Synchronize NTP servers and change time zone for Linux instances
Renew Subscription instances
Renewal overview
Manual renewal
Auto-renewal
Renew for configuration downgrade
Change configurations
Overview of configuration changes
Instance type families that support instance type upgrades
Upgrade configurations
Upgrade configurations of Subscription instances
Downgrade configurations
Renew for configuration downgrade
Downgrade configurations of Subscription instances
Downgrade bandwidth configurations of Subscription instances
Change configurations of Pay-As-You-Go instances
Change configurations of Pay-As-You-Go instances
Change EIP Internet bandwidth
Images
Images
Public image
Release notes
Aliyun Linux 2
Aliyun Linux 17.01 (Golden Toad)
Known issues
Custom image
Create custom image
Create a custom image by using a snapshot
Create a custom image by using an instance
Use Packer to create a custom image
Create and import on-premises images by using Packer
Manage custom images
Import images
Image compliance tool
Notes for importing images
Install cloud-init for Linux images
Install virtio driver
Customize Linux images
Convert image file format
Import custom images
Copy images
Share images
Export custom images
Marketplace images
Change the operating system
FAQ
Image FAQ
Why does the hostname of my CentOS image change from uppercase to lowercase letters after I restart the instance?
Block Storage
What is block storage?
Storage parameters and performance test
Block storage
Cloud disks and Shared Block Storage
Triplicate technology
ECS disk encryption
Create a cloud disk
Create a cloud disk
Create a Subscription cloud disk
Create a cloud disk from a snapshot
Attach a cloud disk
Format a data disk
Partition and format data disk more than 2 TiB
Monitor a cloud disk
Resize cloud disks
Overview
Increase system disk size
Windows - Resize a data disk
Linux - Resize a data disk
Roll back a cloud disk
Reinitialize a cloud disk
Change system disk
Replace the system disk (non-public image)
Replace the system disk (public image)
Convert billing methods of cloud disks
Detach a cloud disk
Release a cloud disk
Local disks
FAQs about SSD cloud disks
Snapshots
Snapshot overview
Snapshot concepts
Use snapshots
Create a snapshot
Apply automatic snapshot policies to disks
Roll back a disk by using a snapshot
Manage snapshots
View the snapshot size
FAQ
Snapshot FAQ
Why is the size of a snapshot of a disk larger than the disk space usage displayed in the file system?
Network
Network types
Instance IP addresses
IP addresses of VPC-Connected ECS instances
IP addresses of a classic network-connected ECS instance
Intranet
Change IPv4 addresses
Change the private IP of an ECS instance
Change public IP address
Convert public IP address to EIP address
Elastic Network Interfaces
ENI overview
Create an ENI
Attach an ENI
Configure an ENI
Modify attributes of an ENI
Assign multiple secondary private IP addresses
Revoke multiple secondary private IP addresses
Detach an ENI from an instance
Delete an ENI
Multiqueue for NICs
Security
Security groups
Security group overview
Limits
Scenarios
Typical applications of commonly used ports
Create a security group
Add security group rules
Add an instance to a security group
Manage security groups
Manage security group rules
Security group FAQ
Key pairs
SSH key pairs
How do I use an SSH key pair?
Anti-DDoS Basic
Instance RAM roles
What is the RAM role of an instance
Use the instance RAM role in the console
Use the instance RAM role by calling APIs
Tags & Resource Management
Tags
Limits
Add a tag to resources
Delete a tag
Filter resources by tags
Manage privileges and quotas
Deployment & Maintenance
Deployment sets
Deployment set
Create deployment sets
Create an instance in the deployment set
Manage deployment sets
Cloud assistant
Cloud assistant
Configure the cloud assistant client
Use the cloud assistant
Create commands
Run commands
Query execution results and statuses
Manage commands
Automatically manage instances
System events
System events
Automatic recovery of instances
Monitor the instance status
Monitoring
View instance health status
Troubleshoot operation errors
Console output and screenshot
Self-diagnostic system
Migration Service
Cloud Migration tool for P2V and V2V
Cloud Migration tool overview
Migrate your server to Alibaba Cloud by using the Cloud Migration tool
Cloud migration through VPC intranet
Windows GUI of Cloud Migration tool
CLI parameters
Cloud Migration tool FAQ
Troubleshooting
Feedback and support
Migration service
Migration overview
Supported systems and scopes of migration
Migration assessment
Migration solutions
Full migration
Incremental migration
Batch migration
VPC-based migration
Migrate a source instance to a target instance
Other migration solutions
Migration scenarios
Migrate your physical server to Alibaba Cloud ECS
Migrate your VMware VM to Alibaba Cloud ECS
Migrate your Xen/KVM/Hyper-V VM to Alibaba Cloud ECS
Migrate your AWS EC2 instance to Alibaba Cloud ECS
Migrate your Azure instance to Alibaba Cloud ECS
Migrate your HUAWEI CLOUD ECS instance to Alibaba Cloud ECS
Migrate your Tencent Cloud CVM instance to Alibaba Cloud ECS
Migrate your UCloud host to Alibaba Cloud ECS
Migrate your instance within Alibaba Cloud ECS
Subsequent operations
Best Practices
Security
Best practices of the security group (part 1)
Best practices of the security group (part 2)
Best practices of the security group (part 3)
Best practices of ECS data security
How to configure instances to access each other in classic networks
Modify the default remote access port
Use logs in Windows instances
Overview and best practices of Windows Firewall with Advanced Security
Isolation of instances within a security group
Security group quintuple rules
Disaster recovery solutions
Data recovery
How to restore the data that is deleted by mistake
Data restoration in Linux instances
Data restoration in Windows instances
Configuration preference
Transfer ECS instance data
Increase data throughput through read/write split
Configure language settings for multiple instances
Monitor
Use CloudMonitor to monitor ECS instances
Access other Cloud Product APIs by the Instance RAM Role
FaaS instances best practices
Use RTL compiler on an f1 instance
Use OpenCL on an f1 instance
Best practices for OpenCL on an f3 instance
Best practices for RTL design on an f3 instance
faascmd tool
faascmd overview
Install faascmd
Configure faascmd
Use faascmd
FAQ
Shrink disk
Terraform
What is Terraform?
Install and configure Terraform
Create an ECS instance
Create multiple ECS instances
Deploy a Web cluster
DevOps for small and medium web apps
General introduction
GitLab installation and configuration
Continuous integration
Code quality
Continuous delivery
HTTPS configuration
Log management
Speeding up CI and CD pipeline
Getting started with DevOps with Kubernetes
Getting started with Rancher
Tutorials
Build a WordPress website
Deploy LNMP
Build LNMP environment under CentOS 6
Configure Java Web
Deploy a Java Web project
Build a Magento website on ECS
Build an FTP site on an ECS instance
Build an FTP site on a Windows ECS instance
Build an FTP site on a Linux ECS instance
API Reference
Introduction
API overview
Quick start for ECS APIs
Getting started
How to make a request
Request structure
Common parameters
Digital signature
Response results
Authorization rules
Instances
RunInstances
CreateInstance
StartInstance
StopInstance
RebootInstance
DeleteInstance
AttachInstanceRamRole
DetachInstanceRamRole
DescribeInstanceStatus
DescribeInstances
DescribeInstanceVncUrl
DescribeUserdata
DescribeInstanceAutoRenewAttribute
DescribeInstanceRamRole
DescribeSpotPriceHistory
DescribeInstanceTypeFamilies
DescribeInstanceTypes
ModifyInstanceVpcAttribute
ModifyInstanceAttribute
ModifyInstanceVncPasswd
ModifyInstanceAutoReleaseTime
ModifyInstanceAutoRenewAttribute
ModifyInstanceChargeType
ModifyInstanceSpec
ModifyPrepayInstanceSpec
RenewInstance
ReactivateInstances
Launch templates
CreateLaunchTemplate
CreateLaunchTemplateVersion
DeleteLaunchTemplate
DeleteLaunchTemplateVersion
DescribeLaunchTemplates
DescribeLaunchTemplateVersions
ModifyLaunchTemplateDefaultVersion
Disk
CreateDisk
DeleteDisk
DescribeDisks
AttachDisk
DetachDisk
ModifyDiskChargeType
ModifyDiskAttribute
ReplaceSystemDisk
ReInitDisk
ResetDisk
ResizeDisk
Reserved Instances
PurchaseReservedInstancesOffering
DescribeReservedInstances
ModifyReservedInstances
Images
CreateImage
ImportImage
ExportImage
CopyImage
CancelCopyImage
DescribeImages
Deleteimage
DescribeImageSharePermission
ModifyImageAttribute
ModifyImageSharePermission
Snapshots
CreateSnapshot
CreateAutoSnapshotPolicy
ApplyAutoSnapshotPolicy
DeleteSnapshot
CancelAutoSnapshotPolicy
DeleteAutoSnapshotPolicy
DescribeAutoSnapshotPolicyEx
DescribeSnapshots
DescribeSnapshotLinks
ModifyAutoSnapshotPolicyEx
DescribeSnapshotPackage
DescribeSnapshotsUsage
Security groups
CreateSecurityGroup
AuthorizeSecurityGroup
AuthorizeSecurityGroupEgress
RevokeSecurityGroup
RevokeSecurityGroupEgress
JoinSecurityGroup
LeaveSecurityGroup
DeleteSecurityGroup
DescribeSecurityGroupAttribute
DescribeSecurityGroups
DescribeSecurityGroupReferences
ModifySecurityGroupAttribute
ModifySecurityGroupPolicy
ModifySecurityGroupRule
Deployment sets
CreateDeploymentSet
ModifyInstanceDeployment
ModifyDeploymentSetAttributes
DeleteDeploymentSet
DescribeDeploymentSets
SSH key pairs
CreateKeyPair
ImportKeyPair
AttachKeyPair
DetachKeyPair
DeleteKeyPairs
DescribeKeyPairs
Networks
AllocatePublicIpAddress
ConvertNatPublicIpToEip
AttachClassicLinkVpc
DetachClassicLinkVpc
DescribeBandwidthLimitation
DescribeClassicLinkInstances
ModifyInstanceNetworkSpec
Elastic network interfaces
CreateNetworkInterface
AttachNetworkInterface
AssignPrivateIpAddresses
UnassignPrivateIpAddresses
DetachNetworkInterface
DeleteNetworkInterface
DescribeNetworkInterfaces
ModifyNetworkInterfaceAttribute
System event
DescribeInstanceHistoryEvents
CancelSimulatedSystemEvents
CreateSimulatedSystemEvents
DescribeDisksFullStatus
DescribeInstancesFullStatus
Operations and monitoring
DescribeEniMonitorData
DescribeDiskMonitorData
DescribeInstanceMonitorData
GetInstanceScreenshot
GetInstanceConsoleOutput
Cloud assistant
CreateCommand
InstallCloudAssistant
InvokeCommand
StopInvocation
DeleteCommand
DescribeCloudAssistantStatus
DescribeCommands
DescribeInvocations
DescribeInvocationResults
ModifyCommand
Tags
AddTags
RemoveTags
DescribeTags
Regions
DescribeRegions
DescribeZones
DescribeResourcesModification
DescribeAvailableResource
Others
CancelTask
DescribeTasks
DescribeTaskAttribute
DescribeAccountAttributes
Appendix
Error code table
Instance status table
Instance status chart
Basic cloud disk status table
Basic cloud disk status chart
Disk category
How to ensure idempotence
Why only ten entries are returned for query request by using APIs or SDK
API behavior for accounts with overdue payment
API behavior when an instance is locked for security reasons
ISO 8601 Time Format
API usage Specification
Update history
Data type
AccessPointSetType
AccessPointType
AccountType
AutoSnapshotPolicyType
AutoSnapshotExecutionStatusType
AvailableDiskCategoriesType
AvailableInstanceTypesType
Availableresourcecreationtype
AvailableResourcesType
BandwidthPackageItemType
BandwidthPackageSetType
DiskDeviceMapping
DiskItemType
DiskMonitorDataType
DiskSetType
EipAddressAssociateType
ImageType
InstanceAttributesType
InstanceMonitorDataType
InstanceRamRoleSetType
InstanceStatusItemType
InstanceStatusSetType
InstanceTypeFamilyItemType
InstanceTypeItemType
IpAddressSetType
IpRangeSetType
KeyPairItemType
KeyPairSetType
OperationLocksType
OperationProgressType
PermissionSetType
PermissionType
PublicIpAddressItemType
PublicIpAddressSetType
RegionType
RelatedItemType
ResourceTypeCountItem
SecurityGroupIdSetType
Securitygroupitemtype
SecurityGroupSetType
ShareGroupType
SnapshotLinkType
SnapshotType
TagSetItem
TaskType
VpcAttributesType
ZoneType
AssociatedPublicIp
Link
NetworkInterfaceSet
NetworkInterfaceType
PriceInfoType
PriceType
PrivateIpSet
ReferencingSecurityGroup
RulesType
SecurityGroupReference
SpotPriceType
SDK Reference
SDK reference
Install the new Java SDK
Samples of using ECS SDK
Use API to run ECS
Create multiple instances at a time
Create an instance
Manage instances
Release an instance
Renew an instance
Use APIs to manage preemptible instances
FAQ
Troubleshooting
Common issues
Instances
Images
Security groups
Network
Others
O&M Issues For Linux
Services and applications
Best practices and tools
OS starting and booting
Remote logon (SSH)
Network issues
System configurations
O&M issues in Windows instances
OS issues
System activation
Updates and patches
Remote Desktop
Remote Access
Network issue
Windows firewall
Web service & database service
IIS
Virus attack
AD Domain Envrionment
Domain Configuration
General Reference
Guidelines for the use of documentation
Alibaba Cloud documentation
Instructions for open source documentation
Open-Source Documentation Code of Conduct
Editing Open-Source Documentation
Alibaba Cloud console
Regions and zones
Service limits
Best practice of primary account security
Create an AccessKey
ICP Filing
Glossary
All Products
Search
Document Center
Elastic Compute Service
FAQ
O&M issues in Windows instances
Web service & database service
IIS
This Product
This Product
All Products
Elastic Compute Service
How to configure IIS + MySQL + PHP + Zend on Windows 2003
How to install IIS and FTP on Windows 2008/2012 in ECS
Free Trial
Free Trial