Release v1.40.4 (2021-07-20) (#4015)

Release v1.40.4 (2021-07-20)
===

### Service Client Updates
* `service/compute-optimizer`: Updates service documentation
* `service/ec2`: Updates service API and documentation
  * Added idempotency to the CreateVolume API using the ClientToken request parameter

CHANGELOG.md

@@ -1,3 +1,11 @@
+Release v1.40.4 (2021-07-20)
+===
+
+### Service Client Updates
+* `service/compute-optimizer`: Updates service documentation
+* `service/ec2`: Updates service API and documentation
+  * Added idempotency to the CreateVolume API using the ClientToken request parameter
+
 Release v1.40.3 (2021-07-19)
 ===
 

aws/version.go

@@ -5,4 +5,4 @@ package aws
 const SDKName = "aws-sdk-go"
 
 // SDKVersion is the version of this SDK
-const SDKVersion = "1.40.3"
+const SDKVersion = "1.40.4"

models/apis/compute-optimizer/2019-11-01/docs-2.json

@@ -846,9 +846,9 @@
     "PerformanceRisk": {
       "base": null,
       "refs": {
-        "AutoScalingGroupRecommendationOption$performanceRisk": "<p>The performance risk of the Auto Scaling group configuration recommendation.</p> <p>Performance risk indicates the likelihood of the recommended instance type not meeting the resource needs of your workload. Compute Optimizer calculates an individual performance risk score for each specification of the recommended instance, including CPU, memory, EBS throughput, EBS IOPS, disk throughput, disk IOPS, network throughput, and network PPS. The performance risk of the recommended instance is calculated as the maximum performance risk score across the analyzed resource specifications.</p> <p>The value ranges from 0 to 5, with 0 meaning that the recommended resource is predicted to always provide enough hardware capability. The higher the performance risk is, the more likely you should validate whether the recommended resource meets the performance requirements of your workload before migrating your resource.</p>",
-        "InstanceRecommendationOption$performanceRisk": "<p>The performance risk of the instance recommendation option.</p> <p>Performance risk indicates the likelihood of the recommended instance type not meeting the resource needs of your workload. Compute Optimizer calculates an individual performance risk score for each specification of the recommended instance, including CPU, memory, EBS throughput, EBS IOPS, disk throughput, disk IOPS, network throughput, and network PPS. The performance risk of the recommended instance is calculated as the maximum performance risk score across the analyzed resource specifications.</p> <p>The value ranges from <code>0</code> to <code>5</code>, with <code>0</code> meaning that the recommended resource is predicted to always provide enough hardware capability. The higher the performance risk is, the more likely you should validate whether the recommendation will meet the performance requirements of your workload before migrating your resource.</p>",
-        "VolumeRecommendationOption$performanceRisk": "<p>The performance risk of the volume recommendation option.</p> <p>Performance risk is the likelihood of the recommended volume type meeting the performance requirement of your workload.</p> <p>The value ranges from <code>0</code> to <code>5</code>, with <code>0</code> meaning that the recommended resource is predicted to always provide enough hardware capability. The higher the performance risk is, the more likely you should validate whether the recommendation will meet the performance requirements of your workload before migrating your resource.</p>"
+        "AutoScalingGroupRecommendationOption$performanceRisk": "<p>The performance risk of the Auto Scaling group configuration recommendation.</p> <p>Performance risk indicates the likelihood of the recommended instance type not meeting the resource needs of your workload. Compute Optimizer calculates an individual performance risk score for each specification of the recommended instance, including CPU, memory, EBS throughput, EBS IOPS, disk throughput, disk IOPS, network throughput, and network PPS. The performance risk of the recommended instance is calculated as the maximum performance risk score across the analyzed resource specifications.</p> <p>The value ranges from <code>0</code> - <code>4</code>, with <code>0</code> meaning that the recommended resource is predicted to always provide enough hardware capability. The higher the performance risk is, the more likely you should validate whether the recommendation will meet the performance requirements of your workload before migrating your resource.</p>",
+        "InstanceRecommendationOption$performanceRisk": "<p>The performance risk of the instance recommendation option.</p> <p>Performance risk indicates the likelihood of the recommended instance type not meeting the resource needs of your workload. Compute Optimizer calculates an individual performance risk score for each specification of the recommended instance, including CPU, memory, EBS throughput, EBS IOPS, disk throughput, disk IOPS, network throughput, and network PPS. The performance risk of the recommended instance is calculated as the maximum performance risk score across the analyzed resource specifications.</p> <p>The value ranges from <code>0</code> - <code>4</code>, with <code>0</code> meaning that the recommended resource is predicted to always provide enough hardware capability. The higher the performance risk is, the more likely you should validate whether the recommendation will meet the performance requirements of your workload before migrating your resource.</p>",
+        "VolumeRecommendationOption$performanceRisk": "<p>The performance risk of the volume recommendation option.</p> <p>Performance risk is the likelihood of the recommended volume type meeting the performance requirement of your workload.</p> <p>The value ranges from <code>0</code> - <code>4</code>, with <code>0</code> meaning that the recommended resource is predicted to always provide enough hardware capability. The higher the performance risk is, the more likely you should validate whether the recommendation will meet the performance requirements of your workload before migrating your resource.</p>"
       }
     },
     "Period": {

models/apis/ec2/2016-11-15/api-2.json

@@ -9322,7 +9322,11 @@
           "locationName":"TagSpecification"
         },
         "MultiAttachEnabled":{"shape":"Boolean"},
-        "Throughput":{"shape":"Integer"}
+        "Throughput":{"shape":"Integer"},
+        "ClientToken":{
+          "shape":"String",
+          "idempotencyToken":true
+        }
       }
     },
     "CreateVpcEndpointConnectionNotificationRequest":{