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| API Name | Feature | Frequency Limit (maximum requests per second) |
|---|---|---|
| DescribeRegions | Queries the list of regions | 20 |
| DescribeZones | Queries a list of availability zones | 20 |
| API Name | Feature | Frequency Limit (maximum requests per second) |
|---|---|---|
| RunInstances | Creates instances | 10 |
| DescribeInstances | Views the list of instances | 40 |
| DescribeInstanceFamilyConfigs | Queries supported instance model families | 10 |
| DescribeInstancesOperationLimit | Queries limitations on operations on an instance | 10 |
| InquiryPriceRunInstances | Queries the price of creating instances | 10 |
| InquiryPriceRenewInstances | Renewal instance inquiry | 10 |
| InquiryPriceResetInstance | Queries the price of instance reinstallation | 10 |
| InquiryPriceResetInstancesType | Queries the price of an instance with a new configuration | 10 |
| InquiryPriceModifyInstancesChargeType | Modify the instance billing mode price inquiry | 10 |
| StartInstances | Starts instances | 10 |
| RebootInstances | Restarts instances | 10 |
| StopInstances | Shuts down instances | 10 |
| RenewInstances | Renew an instance | 10 |
| ResizeInstanceDisks | Expands the disk capacity of an instance | 10 |
| ResetInstancesPassword | Resets instance passwords | 10 |
| ModifyInstancesAttribute | Modifies instance attributes | 10 |
| ModifyInstancesChargeType | Modify the instance billing mode | 10 |
| ModifyInstancesRenewFlag | Modifies the renewal flag of an instance | 10 |
| EnterRescueMode | Enters the rescue mode | 20 |
| ExitRescueMode | Exits the rescue mode | 20 |
| InquirePricePurchaseReservedInstancesOffering | Queries the price of reserved instance offerings | 20 |
| InquiryPriceResizeInstanceDisks | Queries the capacity price of an instance after disk expansion | 10 |
| ModifyInstancesDisasterRecoverGroup | Adjust the distributed placement group of an instance | 20 |
| TerminateInstances | Returns instances | 10 |
| ModifyInstancesProject | Modifies the project of an instance | 10 |
| ResetInstancesType | Changes the model of an instance | 10 |
| DescribeInstancesAttributes | Obtains the attributes of specified instances in batches | 20 |
| DescribeInstancesStatus | Views the list of instance status | 40 |
| DescribeReservedInstances | Lists purchased reserved instances | 10 |
| DescribeReservedInstancesConfigInfos | Queries reserved instance configurations | 20 |
| DescribeReservedInstancesOfferings | Describes Reserved Instance offerings | 10 |
| DescribeZoneInstanceConfigInfos | Queries the configurations of models in an availability zone | 40 |
| PurchaseReservedInstancesOffering | Purchases Reserved Instances | 10 |
| ResetInstance | Reinstalls the OS of an instance | 10 |
| API Name | Feature | Frequency Limit (maximum requests per second) |
|---|---|---|
| AllocateHosts | Creates CDH instances | 10 |
| ModifyHostsAttribute | Modifies the attributes of a CDH instance | 10 |
| DescribeHosts | Views the list of CDH instances | 10 |
| API Name | Feature | Frequency Limit (maximum requests per second) |
|---|---|---|
| ConfigureChcAssistVpc | Configures the out-of-band network and deployment network of a CHC | 20 |
| ConfigureChcDeployVpc | Configures the deployment network of a CHC host | 20 |
| DescribeChcDeniedActions | Queries the actions not allowed for the specified CHC instances | 20 |
| ModifyChcAttribute | Modifies the CHC host attributes | 20 |
| RemoveChcAssistVpc | Removes the out-of-band network and deployment network of a CHC host | 20 |
| RemoveChcDeployVpc | Removes the deployment network of a CHC | 20 |
| DescribeChcHosts | Queries the details of CHC hosts | 20 |
| API Name | Feature | Frequency Limit (maximum requests per second) |
|---|---|---|
| DescribeDisasterRecoverGroups | Queries information on spread placement groups | 10 |
| DescribeDisasterRecoverGroupQuota | Queries the quota of placement groups | 20 |
| CreateDisasterRecoverGroup | Creates a spread placement group | 10 |
| ModifyDisasterRecoverGroupAttribute | Modifies spread placement group attributes | 10 |
| DeleteDisasterRecoverGroups | Deletes a spread placement group | 10 |
| API Name | Feature | Frequency Limit (maximum requests per second) |
|---|---|---|
| DescribeImages | Views the list of images | 40 |
| DescribeImageSharePermission | Views image sharing information | 10 |
| DescribeImportImageOs | Queries the list of supported operating systems of imported images | 288 |
| DescribeImageQuota | Queries image quota | 10 |
| ModifyImageSharePermission | Modifies image sharing information | 10 |
| SyncImages | Syncs an image | 10 |
| ModifyImageAttribute | Modifies image attributes | 10 |
| DeleteImages | Deletes images | 10 |
| ImportImage | Imports images | 10 |
| ExportImages | Exports custom images | 20 |
| CreateImage | Creates an image | 10 |
| ConvertOperatingSystems | Switches an operating system | 20 |
| DescribeImageFromFamily | Queries available images within an image family | 20 |
| API Name | Feature | Frequency Limit (maximum requests per second) |
|---|---|---|
| DescribeKeyPairs | Queries the list of key pairs | 10 |
| CreateKeyPair | Creates a key pair | 10 |
| AssociateInstancesKeyPairs | Associates a key with an instance | 10 |
| DisassociateInstancesKeyPairs | Disassociates key pairs from instances | 10 |
| DeleteKeyPairs | Deletes key pairs | 10 |
| ModifyKeyPairAttribute | Modifies key pair attributes | 10 |
| ImportKeyPair | Imports key pairs | 10 |
| API Name | Feature | Frequency Limit (maximum requests per second) |
|---|---|---|
| AssociateSecurityGroups | Associates security groups with instances | 10 |
| DisassociateSecurityGroups | Disassociates security groups from instances | 10 |
| API Name | Feature | Frequency Limit (maximum requests per second) |
|---|---|---|
| DescribeInternetChargeTypeConfigs | Queries the network billing methods | 10 |
| InquiryPriceResetInstancesInternetMaxBandwidth | Queries the price of public network bandwidth for an instance with a new maximum bandwidth | 10 |
| ResetInstancesInternetMaxBandwidth | Changes the maximum public network bandwidth of an instance | 10 |
| ModifyInstancesVpcAttribute | Modifies instance VPC attributes | 10 |
| API Name | Feature | Frequency Limit (maximum requests per second) |
|---|---|---|
| DescribeLaunchTemplates | Queries instance launch templates | 20 |
| CreateLaunchTemplate | Create an instance launch template | 20 |
| CreateLaunchTemplateVersion | Creating a instance launch template version | 20 |
| DeleteLaunchTemplate | Deleting an instance launch template | 20 |
| DeleteLaunchTemplateVersions | Deletes one or more instance launch template versions | 20 |
| DescribeLaunchTemplateVersions | Queries instance launch template versions | 20 |
| ModifyLaunchTemplateDefaultVersion | Modifies the default version of the instance launch template | 20 |
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