ExitStandby
Moves the specified instances out of the standby state.
After you put the instances back in service, the desired capacity is incremented.
For more information, see Temporarily removing instances from your Auto Scaling group in the Amazon EC2 Auto Scaling User Guide.
Request Parameters
For information about the parameters that are common to all actions, see Common Parameters.
- AutoScalingGroupName
-
The name of the Auto Scaling group.
Type: String
Length Constraints: Minimum length of 1. Maximum length of 255.
Pattern:
[\u0020-\uD7FF\uE000-\uFFFD\uD800\uDC00-\uDBFF\uDFFF\r\n\t]*Required: Yes
- InstanceIds.member.N
-
The IDs of the instances. You can specify up to 20 instances.
Type: Array of strings
Length Constraints: Minimum length of 1. Maximum length of 19.
Pattern:
[\u0020-\uD7FF\uE000-\uFFFD\uD800\uDC00-\uDBFF\uDFFF\r\n\t]*Required: No
Response Elements
The following element is returned by the service.
- Activities.member.N
-
The activities related to moving instances out of
Standbymode.Type: Array of Activity objects
Errors
For information about the errors that are common to all actions, see Common Errors.
- ResourceContention
-
You already have a pending update to an Amazon EC2 Auto Scaling resource (for example, an Auto Scaling group, instance, or load balancer).
HTTP Status Code: 500
Examples
Example
This example illustrates one usage of ExitStandby.
Sample Request
https://autoscaling.amazonaws.com/?Action=ExitStandby
&AutoScalingGroupName=my-asg
&InstanceIds.member.1=i-1234567890abcdef0
&Version=2011-01-01
&AUTHPARAMS Sample Response
<ExitStandbyResponse xmlns="https://autoscaling.amazonaws.com/doc/2011-01-01/">
<ExitStandbyResult>
<Activities>
<member>
<ActivityId>12345678-1234-1234-1234-123456789012</ActivityId>
<AutoScalingGroupName>my-asg</AutoScalingGroupName>
<Description>Moving EC2 instance out of Standby: i-1234567890abcdef0</Description>
<Progress>30</Progress>
<Cause>At 2022-06-13T22:43:53Z instance i-1234567890abcdef0 was moved out of standby in response to a user request, increasing the capacity from 3 to 4.</Cause>
<StartTime>2022-06-13T22:43:53.523Z</StartTime>
<Details>{"Availability Zone":"us-east-1a","SubnetID":"subnet-057fa0918fEXAMPLE"}</Details>
<StatusCode>PreInService</StatusCode>
</member>
</Activities>
</ExitStandbyResult>
<ResponseMetadata>
<RequestId>7c6e177f-f082-11e1-ac58-3714bEXAMPLE</RequestId>
</ResponseMetadata>
</ExitStandbyResponse> See Also
For more information about using this API in one of the language-specific AWS SDKs, see the following:
