Auto Scaling Update: Documentation updates for autoscaling for capaci…

…ty-optimized-prioritized SpotAllocationStrategy

.changes/next-release/feature-AutoScaling-f604907.json

@@ -0,0 +1,6 @@
+{
+    "type": "feature",
+    "category": "Auto Scaling",
+    "contributor": "",
+    "description": "Documentation updates for autoscaling for capacity-optimized-prioritized SpotAllocationStrategy"
+}

services/autoscaling/src/main/resources/codegen-resources/service-2.json

@@ -1531,7 +1531,7 @@
         },
         "MixedInstancesPolicy":{
           "shape":"MixedInstancesPolicy",
-          "documentation":"<p>An embedded object that specifies a mixed instances policy. The required parameters must be specified. If optional parameters are unspecified, their default values are used.</p> <p>The policy includes parameters that not only define the distribution of On-Demand Instances and Spot Instances, the maximum price to pay for Spot Instances, and how the Auto Scaling group allocates instance types to fulfill On-Demand and Spot capacities, but also the parameters that specify the instance configuration information—the launch template and instance types. The policy can also include a weight for each instance type and different launch templates for individual instance types. For more information, see <a href=\"https://docs.aws.amazon.com/autoscaling/ec2/userguide/asg-purchase-options.html\">Auto Scaling groups with multiple instance types and purchase options</a> in the <i>Amazon EC2 Auto Scaling User Guide</i>.</p>"
+          "documentation":"<p>An embedded object that specifies a mixed instances policy. The required properties must be specified. If optional properties are unspecified, their default values are used.</p> <p>The policy includes properties that not only define the distribution of On-Demand Instances and Spot Instances, the maximum price to pay for Spot Instances, and how the Auto Scaling group allocates instance types to fulfill On-Demand and Spot capacities, but also the properties that specify the instance configuration information—the launch template and instance types. The policy can also include a weight for each instance type and different launch templates for individual instance types. For more information, see <a href=\"https://docs.aws.amazon.com/autoscaling/ec2/userguide/asg-purchase-options.html\">Auto Scaling groups with multiple instance types and purchase options</a> in the <i>Amazon EC2 Auto Scaling User Guide</i>.</p>"
         },
         "InstanceId":{
           "shape":"XmlStringMaxLen19",
@@ -2628,7 +2628,7 @@
       "members":{
         "OnDemandAllocationStrategy":{
           "shape":"XmlString",
-          "documentation":"<p>Indicates how to allocate instance types to fulfill On-Demand capacity. The only valid value is <code>prioritized</code>, which is also the default value. This strategy uses the order of instance types in the overrides to define the launch priority of each instance type. The first instance type in the array is prioritized higher than the last. If all your On-Demand capacity cannot be fulfilled using your highest priority instance, then the Auto Scaling groups launches the remaining capacity using the second priority instance type, and so on.</p>"
+          "documentation":"<p>Indicates how to allocate instance types to fulfill On-Demand capacity. The only valid value is <code>prioritized</code>, which is also the default value. This strategy uses the order of instance types in the <code>LaunchTemplateOverrides</code> to define the launch priority of each instance type. The first instance type in the array is prioritized higher than the last. If all your On-Demand capacity cannot be fulfilled using your highest priority instance, then the Auto Scaling groups launches the remaining capacity using the second priority instance type, and so on.</p>"
         },
         "OnDemandBaseCapacity":{
           "shape":"OnDemandBaseCapacity",
@@ -2640,7 +2640,7 @@
         },
         "SpotAllocationStrategy":{
           "shape":"XmlString",
-          "documentation":"<p>Indicates how to allocate instances across Spot Instance pools. If the allocation strategy is <code>capacity-optimized</code> (recommended), the Auto Scaling group launches instances using Spot pools that are optimally chosen based on the available Spot capacity. If the allocation strategy is <code>lowest-price</code>, the Auto Scaling group launches instances using the Spot pools with the lowest price, and evenly allocates your instances across the number of Spot pools that you specify. Defaults to <code>lowest-price</code> if not specified.</p>"
+          "documentation":"<p>Indicates how to allocate instances across Spot Instance pools. </p> <p>If the allocation strategy is <code>lowest-price</code>, the Auto Scaling group launches instances using the Spot pools with the lowest price, and evenly allocates your instances across the number of Spot pools that you specify. Defaults to <code>lowest-price</code> if not specified.</p> <p>If the allocation strategy is <code>capacity-optimized</code> (recommended), the Auto Scaling group launches instances using Spot pools that are optimally chosen based on the available Spot capacity. Alternatively, you can use <code>capacity-optimized-prioritized</code> and set the order of instance types in the list of launch template overrides from highest to lowest priority (from first to last in the list). Amazon EC2 Auto Scaling honors the instance type priorities on a best-effort basis but optimizes for capacity first. </p>"
         },
         "SpotInstancePools":{
           "shape":"SpotInstancePools",
@@ -2828,10 +2828,10 @@
         },
         "Overrides":{
           "shape":"Overrides",
-          "documentation":"<p>Any parameters that you specify override the same parameters in the launch template. If not provided, Amazon EC2 Auto Scaling uses the instance type specified in the launch template when it launches an instance. </p>"
+          "documentation":"<p>Any properties that you specify override the same properties in the launch template. If not provided, Amazon EC2 Auto Scaling uses the instance type specified in the launch template when it launches an instance. </p>"
         }
       },
-      "documentation":"<p>Describes a launch template and overrides. </p> <p>You specify these parameters as part of a mixed instances policy. </p> <p>When you update the launch template or overrides, existing Amazon EC2 instances continue to run. When scale out occurs, Amazon EC2 Auto Scaling launches instances to match the new settings. When scale in occurs, Amazon EC2 Auto Scaling terminates instances according to the group's termination policies.</p>"
+      "documentation":"<p>Describes a launch template and overrides. </p> <p>You specify these properties as part of a mixed instances policy. </p> <p>When you update the launch template or overrides, existing Amazon EC2 instances continue to run. When scale out occurs, Amazon EC2 Auto Scaling launches instances to match the new settings. When scale in occurs, Amazon EC2 Auto Scaling terminates instances according to the group's termination policies.</p>"
     },
     "LaunchTemplateName":{
       "type":"string",
@@ -3151,10 +3151,10 @@
         },
         "InstancesDistribution":{
           "shape":"InstancesDistribution",
-          "documentation":"<p>Specifies the instances distribution. If not provided, the value for each parameter in <code>InstancesDistribution</code> uses a default value.</p>"
+          "documentation":"<p>Specifies the instances distribution. If not provided, the value for each property in <code>InstancesDistribution</code> uses a default value.</p>"
         }
       },
-      "documentation":"<p>Describes a mixed instances policy for an Auto Scaling group. With mixed instances, your Auto Scaling group can provision a combination of On-Demand Instances and Spot Instances across multiple instance types. For more information, see <a href=\"https://docs.aws.amazon.com/autoscaling/ec2/userguide/asg-purchase-options.html\">Auto Scaling groups with multiple instance types and purchase options</a> in the <i>Amazon EC2 Auto Scaling User Guide</i>.</p> <p>You can create a mixed instances policy for a new Auto Scaling group, or you can create it for an existing group by updating the group to specify <code>MixedInstancesPolicy</code> as the top-level parameter instead of a launch configuration or launch template.</p>"
+      "documentation":"<p>Describes a mixed instances policy for an Auto Scaling group. With mixed instances, your Auto Scaling group can provision a combination of On-Demand Instances and Spot Instances across multiple instance types. For more information, see <a href=\"https://docs.aws.amazon.com/autoscaling/ec2/userguide/asg-purchase-options.html\">Auto Scaling groups with multiple instance types and purchase options</a> in the <i>Amazon EC2 Auto Scaling User Guide</i>.</p> <p>You can create a mixed instances policy for a new Auto Scaling group, or you can create it for an existing group by updating the group to specify <code>MixedInstancesPolicy</code> as the top-level property instead of a launch configuration or launch template.</p>"
     },
     "MonitoringEnabled":{"type":"boolean"},
     "NoDevice":{"type":"boolean"},
@@ -4079,7 +4079,7 @@
         },
         "MixedInstancesPolicy":{
           "shape":"MixedInstancesPolicy",
-          "documentation":"<p>An embedded object that specifies a mixed instances policy. When you make changes to an existing policy, all optional parameters are left unchanged if not specified. For more information, see <a href=\"https://docs.aws.amazon.com/autoscaling/ec2/userguide/asg-purchase-options.html\">Auto Scaling groups with multiple instance types and purchase options</a> in the <i>Amazon EC2 Auto Scaling User Guide</i>.</p>"
+          "documentation":"<p>An embedded object that specifies a mixed instances policy. When you make changes to an existing policy, all optional properties are left unchanged if not specified. For more information, see <a href=\"https://docs.aws.amazon.com/autoscaling/ec2/userguide/asg-purchase-options.html\">Auto Scaling groups with multiple instance types and purchase options</a> in the <i>Amazon EC2 Auto Scaling User Guide</i>.</p>"
         },
         "MinSize":{
           "shape":"AutoScalingGroupMinSize",