Activity

Information on eligible scaling activities.

Used by actions: DescribeAutoScalingActivities, DescribeAutoScalingGroupLastActivities.

Name	Type	Description
AutoScalingGroupId	String	Auto scaling group ID.
ActivityId	String	Scaling activity ID.
ActivityType	String	Type of the scaling activity. Valid values: SCALE_OUT: scales out. SCALE_IN: scales in. ATTACH_INSTANCES: adds an instance. REMOVE_INSTANCES: terminates an instance. DETACH_INSTANCES: removes an instance. TERMINATE_INSTANCES_UNEXPECTEDLY: terminates an instance in the CVM console. REPLACE_UNHEALTHY_INSTANCE: replaces an unhealthy instance. START_INSTANCES: starts an instance. STOP_INSTANCES: stops an instance.
StatusCode	String	Scaling activity status. Value range: INIT: initializing RUNNING: running SUCCESSFUL: succeeded PARTIALLY_SUCCESSFUL: partially succeeded FAILED: failed CANCELLED: canceled
StatusMessage	String	Description of the scaling activity status.
Cause	String	Cause of the scaling activity.
Description	String	Description of the scaling activity.
StartTime	Timestamp ISO8601	Start time of the scaling activity.
EndTime	Timestamp ISO8601	End time of the scaling activity.
CreatedTime	Timestamp ISO8601	Creation time of the scaling activity.
ActivityRelatedInstanceSet	Array of ActivtyRelatedInstance	Information set of the instances related to the scaling activity.
StatusMessageSimplified	String	Brief description of the scaling activity status.
LifecycleActionResultSet	Array of LifecycleActionResultInfo	Result of the lifecycle hook action in the scaling activity
DetailedStatusMessageSet	Array of DetailedStatusMessage	Detailed description of scaling activity status

ActivtyRelatedInstance

Information of the instances related to the current scaling activity.

Used by actions: DescribeAutoScalingActivities, DescribeAutoScalingGroupLastActivities.

Name	Type	Description
InstanceId	String	Instance ID.
InstanceStatus	String	Status of the instance in the scaling activity. Value range: INIT: initializing RUNNING: running SUCCESSFUL: succeeded FAILED: failed

AutoScalingGroup

Auto scaling group

Used by actions: DescribeAutoScalingGroups.

Name	Type	Description
AutoScalingGroupId	String	Auto scaling group ID
AutoScalingGroupName	String	Auto scaling group name
AutoScalingGroupStatus	String	Current status of the auto scaling group. Value range: NORMAL: normal CVM_ABNORMAL: Exception with the launch configuration LB_ABNORMAL: exception with the load balancer VPC_ABNORMAL: exception with the VPC INSUFFICIENT_BALANCE: insufficient balance LB_BACKEND_REGION_NOT_MATCH: the backend region of the CLB instance is not the same as the one of AS service.
CreatedTime	Timestamp ISO8601	Creation time in UTC format
DefaultCooldown	Integer	Default cooldown period in seconds
DesiredCapacity	Integer	Desired number of instances
EnabledStatus	String	Enabled status. Value range: ENABLED, DISABLED
ForwardLoadBalancerSet	Array of ForwardLoadBalancer	List of application load balancers
InstanceCount	Integer	Number of instances
InServiceInstanceCount	Integer	Number of instances in IN_SERVICE status
LaunchConfigurationId	String	Launch configuration ID
LaunchConfigurationName	String	Launch configuration name
LoadBalancerIdSet	Array of String	List of Classic load balancer IDs
MaxSize	Integer	Maximum number of instances
MinSize	Integer	Minimum number of instances
ProjectId	Integer	Project ID
SubnetIdSet	Array of String	List of subnet IDs
TerminationPolicySet	Array of String	Termination policy
VpcId	String	VPC ID
ZoneSet	Array of String	List of availability zones
RetryPolicy	String	Retry policy
InActivityStatus	String	Whether the auto scaling group is performing a scaling activity. IN_ACTIVITY indicates yes, and NOT_IN_ACTIVITY indicates no.
Tags	Array of Tag	List of auto scaling group tags
ServiceSettings	ServiceSettings	Service settings
Ipv6AddressCount	Integer	The number of IPv6 addresses that an instance has.
MultiZoneSubnetPolicy	String	The policy applied when there are multiple availability zones/subnets PRIORITY: when creating instances, choose the availability zone/subnet based on the order in the list from top to bottom. If the first instance is successfully created in the availability zone/subnet of the highest priority, all instances will be created in this availability zone/subnet. EQUALITY: chooses the availability zone/subnet with the least instances for scale-out. This gives each availability zone/subnet an opportunity for scale-out and disperses the instances created during multiple scale-out operations across different availability zones/subnets.
HealthCheckType	String	Health check type of instances in a scaling group. CVM: confirm whether an instance is healthy based on the network status. If the pinged instance is unreachable, the instance will be considered unhealthy. For more information, see Instance Health Check CLB: confirm whether an instance is healthy based on the CLB health check status. For more information, see Health Check Overview.
LoadBalancerHealthCheckGracePeriod	Integer	Grace period of the CLB health check
InstanceAllocationPolicy	String	Specifies how to assign instances. Valid values: LAUNCH_CONFIGURATION and SPOT_MIXED. LAUNCH_CONFIGURATION: the launch configuration mode. SPOT_MIXED: a mixed instance mode. Currently, this mode is supported only when the launch configuration takes the pay-as-you-go billing mode. With this mode, the scaling group can provision a combination of pay-as-you-go instances and spot instances to meet the configured capacity. Note that the billing mode of the associated launch configuration cannot be modified when this mode is used.
SpotMixedAllocationPolicy	SpotMixedAllocationPolicy	Specifies how to assign pay-as-you-go instances and spot instances. A valid value will be returned only when InstanceAllocationPolicy is set to SPOT_MIXED.
CapacityRebalance	Boolean	Indicates whether the capacity rebalancing feature is enabled. This parameter is only valid for spot instances in the scaling group. Valid values: TRUE: yes. Before the spot instances in the scaling group are about to be automatically repossessed, AS will terminate them. The scale-in hook (if configured) will take effect before the termination. After the termination process starts, AS will asynchronously initiate a scaling activity to meet the desired capacity. FALSE: no. AS will add instances to meet the desired capacity only after the spot instances are terminated.

AutoScalingGroupAbstract

Brief information of an auto scaling group.

Used by actions: DescribeLaunchConfigurations.

Name	Type	Description
AutoScalingGroupId	String	Auto scaling group ID.
AutoScalingGroupName	String	Auto scaling group name.

AutoScalingNotification

AS event notification

Used by actions: DescribeNotificationConfigurations.

Name	Type	Description
AutoScalingGroupId	String	Auto scaling group ID.
NotificationUserGroupIds	Array of String	List of user group IDs.
NotificationTypes	Array of String	List of notification events.
AutoScalingNotificationId	String	Event notification ID.

DataDisk

Configuration information of data disk in launch configuration. If this parameter is not specified, no data disk will be purchased by default. You can specify only one data disk when purchasing it.

Used by actions: CreateLaunchConfiguration, DescribeLaunchConfigurations, ModifyLaunchConfigurationAttributes, UpgradeLaunchConfiguration.

Name	Type	Required	Description
DiskType	String	No	Data disk type. For more information on limits of data disk types, see Cloud Disk Types. Valid values: LOCAL_BASIC: local disk LOCAL_SSD: local SSD disk CLOUD_BASIC: HDD cloud disk CLOUD_PREMIUM: premium cloud storage CLOUD_SSD: SSD cloud disk The default value should be the same as the DiskType field under SystemDisk. Note: this field may return null, indicating that no valid value can be obtained.
DiskSize	Integer	No	Data disk size (in GB). The minimum adjustment increment is 10 GB. The value range varies by data disk type. For more information on limits, see CVM Instance Configuration. The default value is 0, indicating that no data disk is purchased. For more information, see the product documentation. Note: This field may return null, indicating that no valid values can be obtained.
SnapshotId	String	No	Data disk snapshot ID, such as snap-l8psqwnt. Note: This field may return null, indicating that no valid values can be obtained.

DetailedStatusMessage

Detailed description of scaling activity status

Used by actions: DescribeAutoScalingActivities, DescribeAutoScalingGroupLastActivities.

Name	Type	Description
Code	String	Error type
Zone	String	AZ information
InstanceId	String	Instance ID
InstanceChargeType	String	Instance billing mode
SubnetId	String	Subnet ID
Message	String	Error message
InstanceType	String	Instance type

EnhancedService

This describes the conditions of enhancement services for the instance and their settings, such as the Agent of Cloud Security or Cloud Monitor.

Used by actions: CreateLaunchConfiguration, DescribeLaunchConfigurations, UpgradeLaunchConfiguration.

Name	Type	Required	Description
SecurityService	RunSecurityServiceEnabled	No	Enables the Cloud Security service. If this parameter is not specified, the Cloud Security service will be enabled by default.
MonitorService	RunMonitorServiceEnabled	No	Enables the Cloud Monitor service. If this parameter is not specified, the Cloud Monitor service will be enabled by default.

Filter

Describes key-value pair filters used for conditional queries, such as filtering results by ID, name and state.

• If there are multiple Filter parameters, the relationship among them will be logical AND.
• If there are multiple Values for the same Filter, the relationship among the Values for the same Filter will be logical OR.

Used by actions: DescribeAutoScalingActivities, DescribeAutoScalingGroups, DescribeAutoScalingInstances, DescribeLaunchConfigurations, DescribeLifecycleHooks, DescribeNotificationConfigurations, DescribeScalingPolicies, DescribeScheduledActions.

Name	Type	Required	Description
Name	String	Yes	Field to be filtered.
Values	Array of String	Yes	Filter value of the field.

ForwardLoadBalancer

Application load balancer

Used by actions: CreateAutoScalingGroup, DescribeAutoScalingGroups, ModifyLoadBalancers.

Name	Type	Required	Description
LoadBalancerId	String	Yes	Load balancer ID
ListenerId	String	Yes	Application load balancer listener ID
TargetAttributes	Array of TargetAttribute	Yes	List of target rule attributes
LocationId	String	No	ID of a forwarding rule. This parameter is required for layer-7 listeners.
Region	String	No	The region of CLB instance. It defaults to the region of AS service and is in the format of the common parameter Region, such as ap-guangzhou.

HostNameSettings

CVM HostName settings

Used by actions: CreateLaunchConfiguration, DescribeLaunchConfigurations, ModifyLaunchConfigurationAttributes, UpgradeLaunchConfiguration.

Name	Type	Required	Description
HostName	String	Yes	Hostname of a CVM The HostName cannot start or end with a period (.) or hyphen (-), and cannot contain consecutive periods and hyphens. This field is unavailable to CVM instances. Other types of instances (such as Linux): the name contains 2 to 40 characters, and supports multiple periods (.). The string between two periods can consist of letters (case insensitive), numbers, and hyphens (-), and cannot be all numbers. Note: this field may return null, indicating that no valid value is obtained.
HostNameStyle	String	No	Type of CVM host name. Valid values: "ORIGINAL" and "UNIQUE". Default value: "ORIGINAL" ORIGINAL. Auto Scaling transfers the HostName set in input parameters to the CVM directly. CVM may adds serial numbers for the HostName. The HostName of instances within the auto scaling group may conflict. UNIQUE. The HostName set in input parameters is the prefix of a host name. Auto Scaling and CVM expand it. The HostName of an instance in the auto scaling group is unique. Note: This field may return null, indicating that no valid values can be obtained.

Instance

Instance information

Used by actions: DescribeAutoScalingInstances.

Name	Type	Description
InstanceId	String	Instance ID
AutoScalingGroupId	String	Auto scaling group ID
LaunchConfigurationId	String	Launch configuration ID
LaunchConfigurationName	String	Launch configuration name
LifeCycleState	String	Lifecycle status. Valid values: IN_SERVICE: the instance is running. CREATING: the instance is being created. CREATION_FAILED: the instance fails to be created. TERMINATING: the instance is being terminated. TERMINATION_FAILED: the instance fails to be terminated. ATTACHING: the instance is being bound. DETACHING: the instance is being unbound. ATTACHING_LB: the instance is being bound to an LB. DETACHING_LB: the instance is being unbound from an LB. STARTING: the instance is being started. START_FAILED: the instance fails to be started. STOPPING: the instance is being stopped. STOP_FAILED: the instance fails to be stopped. STOPPED: the instance is stopped.
HealthStatus	String	Health status. Value range: HEALTHY, UNHEALTHY
ProtectedFromScaleIn	Boolean	Whether to add scale-in protection
Zone	String	Availability zone
CreationType	String	Creation type. Value range: AUTO_CREATION, MANUAL_ATTACHING.
AddTime	Timestamp ISO8601	Instance addition time
InstanceType	String	Instance type
VersionNumber	Integer	Version number
AutoScalingGroupName	String	Auto scaling group name

InstanceChargePrepaid

This API is used to describe the billing mode of an instance.

Used by actions: CreateLaunchConfiguration, DescribeLaunchConfigurations, ModifyLaunchConfigurationAttributes, UpgradeLaunchConfiguration.

Name	Type	Required	Description
Period	Integer	Yes	Purchased usage period of an instance in months. Value range: 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 24, 36.
RenewFlag	String	No	Auto-renewal flag. Value range: NOTIFY_AND_AUTO_RENEW: Notify expiry and renew automatically NOTIFY_AND_MANUAL_RENEW: Notify expiry but not renew automatically DISABLE_NOTIFY_AND_MANUAL_RENEW: Neither notify expiry nor renew automatically Default value: NOTIFY_AND_MANUAL_RENEW. If this parameter is specified as NOTIFY_AND_AUTO_RENEW, the instance will be automatically renewed on a monthly basis if the account balance is sufficient.

InstanceMarketOptionsRequest

Options related to a CVM bidding request

Used by actions: CreateLaunchConfiguration, DescribeLaunchConfigurations, ModifyLaunchConfigurationAttributes, UpgradeLaunchConfiguration.

Name	Type	Required	Description
SpotOptions	SpotMarketOptions	Yes	Bidding-related options
MarketType	String	No	Market option type. Currently, this only supports the value "spot" Note: This field may return null, indicating that no valid values can be obtained.

InstanceNameSettings

Settings of CVM instance names.

Used by actions: CreateLaunchConfiguration, DescribeLaunchConfigurations, ModifyLaunchConfigurationAttributes, UpgradeLaunchConfiguration.

Name	Type	Required	Description
InstanceName	String	Yes	CVM instance name The InstanceName cannot start or end with a dot (.) or hyphen (-), and cannot contain consecutive dots and hyphens. The name contains 2 to 40 characters, and supports multiple dots (.). The string between two dots can consist of letters (case-insensitive), numbers, and hyphens (-), and cannot be all numbers.
InstanceNameStyle	String	No	Type of CVM instance name. Valid values: ORIGINAL and UNIQUE. Default value: ORIGINAL. ORIGINAL: Auto Scaling sends the input parameter InstanceName to the CVM directly. The CVM may append a serial number to the InstanceName. The InstanceName of the instances within the scaling group may conflict. UNIQUE: the input parameter InstanceName is the prefix of an instance name. Auto Scaling and CVM expand it. The InstanceName of an instance in the scaling group is unique.

InstanceTag

Instance tag. This parameter is used to bind tags to newly added instances.

Used by actions: CreateLaunchConfiguration, DescribeLaunchConfigurations, UpgradeLaunchConfiguration.

Name	Type	Required	Description
Key	String	Yes	Tag key
Value	String	Yes	Tag value

InternetAccessible

This describes the internet accessibility of the instance created by a launch configuration and declares the internet usage billing method of the instance and the maximum bandwidth

Used by actions: CreateLaunchConfiguration, DescribeLaunchConfigurations, ModifyLaunchConfigurationAttributes, UpgradeLaunchConfiguration.

Name	Type	Required	Description
InternetChargeType	String	No	Network billing method. Value range: BANDWIDTH_PREPAID: Prepaid by bandwidth TRAFFIC_POSTPAID_BY_HOUR: Postpaid by traffic on a per hour basis BANDWIDTH_POSTPAID_BY_HOUR: Postpaid by bandwidth on a per hour basis BANDWIDTH_PACKAGE: BWP user Default value: TRAFFIC_POSTPAID_BY_HOUR. Note: This field may return null, indicating that no valid values can be obtained.
InternetMaxBandwidthOut	Integer	No	The maximum outbound bandwidth in Mbps of the public network. The default value is 0 Mbps. The upper limit of bandwidth varies by model. For more information, see Purchase Network Bandwidth. Note: This field may return null, indicating that no valid values can be obtained.
PublicIpAssigned	Boolean	No	Whether to assign a public IP. Value range: TRUE: Assign a public IP FALSE: Do not assign a public IP If the public network bandwidth is greater than 0 Mbps, you are free to choose whether to enable the public IP (which is enabled by default). If the public network bandwidth is 0 Mbps, no public IP will be allowed to be assigned. Note: This field may return null, indicating that no valid values can be obtained.
BandwidthPackageId	String	No	Bandwidth package ID. You can obtain the ID from the BandwidthPackageId field in the response of the DescribeBandwidthPackages API. Note: this field may return null, indicating that no valid value was found.

LaunchConfiguration

Information set of eligible launch configurations.

Used by actions: DescribeLaunchConfigurations.

Name	Type	Description
ProjectId	Integer	Project ID of the instance.
LaunchConfigurationId	String	Launch configuration ID.
LaunchConfigurationName	String	Launch configuration name.
InstanceType	String	Instance model.
SystemDisk	SystemDisk	Information of the instance's system disk configuration.
DataDisks	Array of DataDisk	Information of the instance's data disk configuration.
LoginSettings	LimitedLoginSettings	Instance login settings.
InternetAccessible	InternetAccessible	Information of the public network bandwidth configuration.
SecurityGroupIds	Array of String	Security group of the instance.
AutoScalingGroupAbstractSet	Array of AutoScalingGroupAbstract	Auto scaling group associated with the launch configuration.
UserData	String	Custom data. Note: This field may return null, indicating that no valid values can be obtained.
CreatedTime	Timestamp ISO8601	Creation time of the launch configuration.
EnhancedService	EnhancedService	Conditions of enhancement services for the instance and their settings.
ImageId	String	Image ID.
LaunchConfigurationStatus	String	Current status of the launch configuration. Value range: NORMAL: normal IMAGE_ABNORMAL: Exception with the image of the launch configuration CBS_SNAP_ABNORMAL: Exception with the data disk snapshot of the launch configuration SECURITY_GROUP_ABNORMAL: Exception with the security group of the launch configuration
InstanceChargeType	String	Instance billing type. CVM instances are POSTPAID_BY_HOUR by default. POSTPAID_BY_HOUR: Pay-as-you-go on an hourly basis SPOTPAID: Bidding
InstanceMarketOptions	InstanceMarketOptionsRequest	Market-related options of the instance, such as the parameters related to stop instances. If the billing method of instance is specified as bidding, this parameter must be passed in. Note: This field may return null, indicating that no valid values can be obtained.
InstanceTypes	Array of String	List of instance models.
InstanceTags	Array of InstanceTag	List of tags.
VersionNumber	Integer	Version number.
UpdatedTime	Timestamp ISO8601	Update time.
CamRoleName	String	CAM role name, which can be obtained from the roleName field in the return value of the DescribeRoleList API.
LastOperationInstanceTypesCheckPolicy	String	Value of InstanceTypesCheckPolicy upon the last operation.
HostNameSettings	HostNameSettings	CVM HostName settings.
InstanceNameSettings	InstanceNameSettings	Settings of CVM instance names.
InstanceChargePrepaid	InstanceChargePrepaid	Sets prepaid billing mode, also known as monthly subscription. This parameter can specify the purchase period and other attributes such as auto-renewal. This parameter is mandatory for prepaid instances.
DiskTypePolicy	String	Specifies how to select the cloud disk type. ORIGINAL: uses the configured cloud disk type AUTOMATIC: automatically chooses an available cloud disk type in the current availability zone

LifecycleActionResultInfo

Result information of the lifecycle hook action

Used by actions: DescribeAutoScalingActivities, DescribeAutoScalingGroupLastActivities.

Name	Type	Description
LifecycleHookId	String	ID of the lifecycle hook
InstanceId	String	ID of the instance
NotificationResult	String	Whether the notification is sent to CMQ successfully
LifecycleActionResult	String	Result of the lifecyle hook action. Values: CONTINUE, ABANDON
ResultReason	String	Cause of the result

LifecycleHook

Lifecycle hook

Used by actions: DescribeLifecycleHooks.

Name	Type	Description
LifecycleHookId	String	Lifecycle hook ID
LifecycleHookName	String	Lifecycle hook name
AutoScalingGroupId	String	Auto scaling group ID
DefaultResult	String	Default result of the lifecycle hook
HeartbeatTimeout	Integer	Wait timeout period of the lifecycle hook
LifecycleTransition	String	Applicable scenario of the lifecycle hook
NotificationMetadata	String	Additional information for the notification target
CreatedTime	Timestamp ISO8601	Creation time
NotificationTarget	NotificationTarget	Notification target
LifecycleTransitionType	String	Applicable scenario of the lifecycle hook

LimitedLoginSettings

This describes the configuration and information related to instance login. For security reasons, sensitive information is not described.

Used by actions: DescribeLaunchConfigurations.

Name	Type	Description
KeyIds	Array of String	List of key IDs.

LoginSettings

This describes the configuration and information related to instance login.

Used by actions: CreateLaunchConfiguration, UpgradeLaunchConfiguration.

Name	Type	Required	Description
Password	String	No	Login password of the instance. The rule of password complexity varies by operating system: For Linux instances, the password must be a combination of 8-16 characters comprised of at least two of the following types: [a-z, A-Z], [0-9] and [( ) ` ~ ! @ # $ % ^ & * - + =
KeyIds	Array of String	No	List of key IDs. An instance associated with the key can be accessed using the corresponding private key. KeyId can be obtained via the API DescribeKeyPairs. A key and a password cannot be specified at the same time, and specifying the key is not supported in Windows. You can specify only one key when purchasing an instance.
KeepImageLogin	Boolean	No	Keep the original settings for an image. You cannot specify this parameter if Password or KeyIds.N is specified. You can specify this parameter to TRUE only when you create an instance using a custom image, shared image, or image imported from external resources. Value range: TRUE: Keep the login settings for the image FALSE: Do not keep the login settings for the image Default value: FALSE. Note: This field may return null, indicating that no valid values can be obtained.

MetricAlarm

Alarming metric of AS

Used by actions: CreateScalingPolicy, DescribeScalingPolicies, ModifyScalingPolicy.

Name	Type	Required	Description
ComparisonOperator	String	Yes	Comparison operator. Value range: GREATER_THAN: greater than GREATER_THAN_OR_EQUAL_TO: greater than or equal to LESS_THAN: less than LESS_THAN_OR_EQUAL_TO: less than or equal to EQUAL_TO: equal to NOT_EQUAL_TO: not equal to
MetricName	String	Yes	Metric name. Value range: CPU_UTILIZATION: CPU utilization MEM_UTILIZATION: memory utilization LAN_TRAFFIC_OUT: private network outbound bandwidth LAN_TRAFFIC_IN: private network inbound bandwidth WAN_TRAFFIC_OUT: public network outbound bandwidth WAN_TRAFFIC_IN: public network inbound bandwidth
Threshold	Integer	Yes	Alarming threshold: CPU_UTILIZATION: [1, 100] in % MEM_UTILIZATION: [1, 100] in % LAN_TRAFFIC_OUT: >0 in Mbps LAN_TRAFFIC_IN: >0 in Mbps WAN_TRAFFIC_OUT: >0 in Mbps WAN_TRAFFIC_IN: >0 in Mbps
Period	Integer	Yes	Time period in seconds. Enumerated values: 60, 300.
ContinuousTime	Integer	Yes	Number of repetitions. Value range: [1, 10]
Statistic	String	No	Statistics type. Value range: AVERAGE: average MAXIMUM: maximum MINIMUM: minimum Default value: AVERAGE

NotificationTarget

Notification target

Used by actions: CreateLifecycleHook, DescribeLifecycleHooks, UpgradeLifecycleHook.

Name	Type	Required	Description
TargetType	String	Yes	Target type. Value range: CMQ_QUEUE, CMQ_TOPIC. CMQ_QUEUE: CMQ_QUEUE: CMQ queue model. CMQ_TOPIC: CMQ topic model.
QueueName	String	No	Queue name. If TargetType is CMQ_QUEUE, this parameter is required.
TopicName	String	No	Topic name. If TargetType is CMQ_TOPIC, this parameter is required.

RunMonitorServiceEnabled

This describes the information related to the Cloud Monitor service.

Used by actions: CreateLaunchConfiguration, DescribeLaunchConfigurations, UpgradeLaunchConfiguration.

Name	Type	Required	Description
Enabled	Boolean	No	Whether to enable the Cloud Monitor service. Value range: TRUE: Cloud Monitor is enabled FALSE: Cloud Monitor is disabled Default value: TRUE.

RunSecurityServiceEnabled

This describes the information on the Cloud Security service

Used by actions: CreateLaunchConfiguration, DescribeLaunchConfigurations, UpgradeLaunchConfiguration.

Name	Type	Required	Description
Enabled	Boolean	No	Whether to enable the Cloud Security service. Value range: TRUE: Cloud Security is enabled FALSE: Cloud Security is disabled Default value: TRUE. Note: This field may return null, indicating that no valid values can be obtained.

ScalingPolicy

Alarm trigger policy.

Used by actions: DescribeScalingPolicies.

Name	Type	Description
AutoScalingGroupId	String	Auto scaling group ID.
AutoScalingPolicyId	String	Alarm trigger policy ID.
ScalingPolicyName	String	Alarm trigger policy name.
AdjustmentType	String	The method to adjust the desired number of instances after the alarm is triggered. Value range: CHANGE_IN_CAPACITY: Increase or decrease the desired number of instances EXACT_CAPACITY: Adjust to the specified desired number of instances PERCENT_CHANGE_IN_CAPACITY: Adjust the desired number of instances by percentage
AdjustmentValue	Integer	The adjusted value of desired number of instances after the alarm is triggered.
Cooldown	Integer	Cooldown period.
MetricAlarm	MetricAlarm	Alarm monitoring metric.
NotificationUserGroupIds	Array of String	Notification group ID, which is the set of user group IDs.

ScheduledAction

This describes the information of a scheduled task.

Used by actions: DescribeScheduledActions.

Name	Type	Description
ScheduledActionId	String	Scheduled task ID.
ScheduledActionName	String	Scheduled task name.
AutoScalingGroupId	String	ID of the auto scaling group where the scheduled task is located.
StartTime	Timestamp ISO8601	Start time of the scheduled task. The value is in Beijing time (UTC+8) in the format of YYYY-MM-DDThh:mm:ss+08:00 according to the ISO8601 standard.
Recurrence	String	Repeating mode of the scheduled task.
EndTime	Timestamp ISO8601	End time of the scheduled task. The value is in Beijing time (UTC+8) in the format of YYYY-MM-DDThh:mm:ss+08:00 according to the ISO8601 standard.
MaxSize	Integer	Maximum number of instances set by the scheduled task.
DesiredCapacity	Integer	Desired number of instances set by the scheduled task.
MinSize	Integer	Minimum number of instances set by the scheduled task.
CreatedTime	Timestamp ISO8601	Creation time of the scheduled task. The value is in UTC time in the format of YYYY-MM-DDThh:mm:ssZ according to the ISO8601 standard.

ServiceSettings

Service settings

Used by actions: CreateAutoScalingGroup, DescribeAutoScalingGroups, ModifyAutoScalingGroup.

Name	Type	Required	Description
ReplaceMonitorUnhealthy	Boolean	No	Enables unhealthy instance replacement. If this feature is enabled, AS will replace instances that are flagged as unhealthy by Cloud Monitor. If this parameter is not specified, the value will be False by default.
ScalingMode	String	No	Valid values: CLASSIC_SCALING: this is the typical scaling method, which creates and terminates instances to perform scaling operations. WAKE_UP_STOPPED_SCALING: this scaling method first tries to start stopped instances. If the number of instances woken up is insufficient, the system creates new instances for scale-out. For scale-in, instances are terminated as in the typical method. You can use the StopAutoScalingInstances API to stop instances in the scaling group. Scale-out operations triggered by alarms will still create new instances. Default value: CLASSIC_SCALING
ReplaceLoadBalancerUnhealthy	Boolean	No	Enable unhealthy instance replacement. If this feature is enabled, AS will replace instances that are found unhealthy in the CLB health check. If this parameter is not specified, the default value False will be used.

SpotMarketOptions

Bidding-related options

Used by actions: CreateLaunchConfiguration, DescribeLaunchConfigurations, ModifyLaunchConfigurationAttributes, UpgradeLaunchConfiguration.

Name	Type	Required	Description
MaxPrice	String	Yes	Bidding price such as "1.05"
SpotInstanceType	String	No	Bid request type. Currently, only "one-time" type is supported. Default value: one-time Note: This field may return null, indicating that no valid values can be obtained.

SpotMixedAllocationPolicy

Specifies how to assign pay-as-you-go instances and spot instances in a mixed instance mode.

Used by actions: CreateAutoScalingGroup, DescribeAutoScalingGroups, ModifyAutoScalingGroup.

Name	Type	Required	Description
BaseCapacity	Integer	No	The minimum number of the scaling group’s capacity that must be fulfilled by pay-as-you-go instances. It defaults to 0 if not specified. Its value cannot exceed the max capacity of the scaling group. Note: this field may return null, indicating that no valid value can be obtained.
OnDemandPercentageAboveBaseCapacity	Integer	No	Controls the percentage of pay-as-you-go instances for the additional capacity beyond BaseCapacity. Valid range: 0-100. The value 0 indicates that only spot instances are provisioned, while the value 100 indicates that only pay-as-you-go instances are provisioned. It defaults to 70 if not specified. The number of pay-as-you-go instances calculated on the percentage should be rounded up. For example, if the desired capacity is 3, the BaseCapacity is set to 1, and the OnDemandPercentageAboveBaseCapacity is set to 1, the scaling group will have 2 pay-as-you-go instance (one comes from the base capacity, and the other comes from the rounded up value of the proportion), and 1 spot instance. Note: this field may return null, indicating that no valid value can be obtained.
SpotAllocationStrategy	String	No	Specifies how to assign spot instances in a mixed instance mode. Valid values: COST_OPTIMIZED and CAPACITY_OPTIMIZED; default value: COST_OPTIMIZED. COST_OPTIMIZED: the lowest cost policy. For each model in the launch configuration, AS tries to purchase it based on the lowest unit price per core in each availability zone. If the purchase failed, try the second-lowest unit price. CAPACITY_OPTIMIZED: the optimal capacity policy. For each model in the launch configuration, AS tries to purchase it based on the largest stock in each availability zone, minimizing the automatic repossession probability of spot instances. Note: this field may return null, indicating that no valid value can be obtained.
CompensateWithBaseInstance	Boolean	No	Whether to replace with pay-as-you go instances. Valid values: TRUE: yes. After the purchase of spot instances failed due to insufficient stock and other reasons, purchase pay-as-you-go instances. FALSE: no. The scaling group only tries the configured model of spot instances when it needs to add spot instances. Default value: TRUE. Note: this field may return null, indicating that no valid value can be obtained.

SystemDisk

System disk configuration of the launch configuration. If this parameter is not specified, the default value is assigned to it.

Used by actions: CreateLaunchConfiguration, DescribeLaunchConfigurations, ModifyLaunchConfigurationAttributes, UpgradeLaunchConfiguration.

Name	Type	Required	Description
DiskType	String	No	System disk type. For more information on limits of system disk types, see Cloud Disk Types. Valid values: LOCAL_BASIC: local disk LOCAL_SSD: local SSD disk CLOUD_BASIC: HDD cloud disk CLOUD_PREMIUM: premium cloud storage CLOUD_SSD: SSD cloud disk Default value: CLOUD_PREMIUM. Note: this field may return null, indicating that no valid value can be obtained.
DiskSize	Integer	No	System disk size in GB. Default value: 50 Note: This field may return null, indicating that no valid values can be obtained.

Tag

Resource type and tag key-value pair

Used by actions: CreateAutoScalingGroup, DescribeAutoScalingGroups.

Name	Type	Required	Description
Key	String	Yes	Tag key
Value	String	Yes	Tag value
ResourceType	String	No	Type of the resource binded to the tag. Currently supported types include "auto-scaling-group" Note: This field may return null, indicating that no valid values can be obtained.

TargetAttribute

Load balancer target attribute

Used by actions: CreateAutoScalingGroup, DescribeAutoScalingGroups, ModifyLoadBalancers.

Name	Type	Required	Description
Port	Integer	Yes	Port
Weight	Integer	Yes	Weight