本文為英文版的機器翻譯版本，如內容有任何歧義或不一致之處，概以英文版為準。

# 使用 的 Application Signals 範例 AWS CLI
<a name="cli_application-signals_code_examples"></a>

下列程式碼範例示範如何使用 AWS Command Line Interface 搭配 Application Signals 執行動作和實作常見案例。

*Actions* 是大型程式的程式碼摘錄，必須在內容中執行。雖然動作會告訴您如何呼叫個別服務函數，但您可以在其相關情境中查看內容中的動作。

每個範例均包含完整原始碼的連結，您可在連結中找到如何設定和執行內容中程式碼的相關指示。

**Topics**
+ [動作](#actions)

## 動作
<a name="actions"></a>

### `batch-get-service-level-objective-budget-report`
<a name="application-signals_BatchGetServiceLevelObjectiveBudgetReport_cli_topic"></a>

以下程式碼範例顯示如何使用 `batch-get-service-level-objective-budget-report`。

**AWS CLI**  
**擷取一或多個服務水準目標 (SLO) 預算報告。**  
下列 `batch-get-service-level-objective-budget-report` 範例擷取一或多個服務層級目標 (SLO) 預算報告。  

```
aws application-signals batch-get-service-level-objective-budget-report \
--timestamp 1735059869 \
--slo-ids "arn:aws:application-signals:us-east-1:123456789101:slo/SLOName1" "arn:aws:application-signals:us-east-1:123456789101:slo/SLOName2"
```
輸出：  

```
{
    "Timestamp": "2024-12-24T22:34:29+05:30",
    "Reports": [{
            "Arn": "arn:aws:application-signals:us-east-1:123456789101:slo/SLOName1",
            "Name": "Your SLO Name",
            "EvaluationType": "PeriodBased",
            "BudgetStatus": "OK",
            "Attainment": 100.0,
            "TotalBudgetSeconds": 6048,
            "BudgetSecondsRemaining": 6048,
            "Sli": {
                "SliMetric": {
                    "MetricDataQueries": [{
                        "Id": "m1",
                        "MetricStat": {
                            "Metric": {
                                "Namespace": "AWS/EC2",
                                "MetricName": "CPUUtilization",
                                "Dimensions": [{
                                    "Name": "InstanceId",
                                    "Value": "i-0e098765432522"
                                }]
                            },
                            "Period": 60,
                            "Stat": "Average"
                        },
                        "ReturnData": true
                    }]
                },
                "MetricThreshold": 200.0,
                "ComparisonOperator": "LessThanOrEqualTo"
            },
            "Goal": {
                "Interval": {
                    "RollingInterval": {
                        "DurationUnit": "DAY",
                        "Duration": 7
                    }
                },
                "AttainmentGoal": 99.0,
                "WarningThreshold": 50.0
            }
        },
        {
            "Arn": "arn:aws:application-signals:us-east-1:123456789101:slo/SLOName2",
            "Name": "test",
            "EvaluationType": "PeriodBased",
            "BudgetStatus": "BREACHED",
            "Attainment": 97.39583275,
            "TotalBudgetSeconds": 86,
            "BudgetSecondsRemaining": -2154,
            "Sli": {
                "SliMetric": {
                    "MetricDataQueries": [{
                        "Id": "cwMetric",
                        "MetricStat": {
                            "Metric": {
                                "Namespace": "AWS/EC2",
                                "MetricName": "CPUUtilization",
                                "Dimensions": [{
                                    "Name": "InstanceId",
                                    "Value": "i-0e12345678922"
                                }]
                            },
                            "Period": 300,
                            "Stat": "Average"
                        },
                        "ReturnData": true
                    }]
                },
                "MetricThreshold": 5.0,
                "ComparisonOperator": "GreaterThan"
            },
            "Goal": {
                "Interval": {
                    "RollingInterval": {
                        "DurationUnit": "DAY",
                        "Duration": 1
                    }
                },
                "AttainmentGoal": 99.9,
                "WarningThreshold": 30.0
            }
        }
    ],
    "Errors": []
}
```
如需相關資訊，請參閱《*Amazon CloudWatch 使用者指南*》的[Application Signals](https://docs.aws.amazon.com/AmazonCloudWatch/latest/monitoring/CloudWatch-Application-Monitoring-Sections.html)。  
+  如需 API 詳細資訊，請參閱《*AWS CLI 命令參考*》中的 [BatchGetServiceLevelObjectiveBudgetReport](https://awscli.amazonaws.com/v2/documentation/api/latest/reference/application-signals/batch-get-service-level-objective-budget-report.html)。

### `create-service-level-objective`
<a name="application-signals_CreateServiceLevelObjective_cli_topic"></a>

以下程式碼範例顯示如何使用 `create-service-level-objective`。

**AWS CLI**  
**建立服務層級目標 (SLO)**  
下列 `create-service-level-objective` 範例建立服務層級目標 (SLO)，這可協助您確保關鍵業務營運符合客戶期望。  

```
aws application-signals create-service-level-objective \
    --name "SLOName" \
    --description "Description of your SLO" \
    --sli-config file://sli-config.json
```
`sli-config.json` 的內容：  

```
{
    "SliMetricConfig": {
        "MetricDataQueries": [
            {
                "Id": "m1",
                "MetricStat": {
                    "Metric": {
                        "Namespace": "AWS/EC2",
                        "MetricName": "CPUUtilization",
                        "Dimensions": [
                            {
                                "Name": "InstanceId",
                                "Value": "i-0e5a1234561522"
                            }
                        ]
                    },
                    "Period": 60,
                    "Stat": "Average"
                },
                "ReturnData": true
            }
        ]
    },
    "MetricThreshold": 200,
    "ComparisonOperator": "LessThanOrEqualTo"
}
```
輸出：  

```
{
    "Slo": {
    "Arn": "arn:aws:application-signals:us-east-1:123456789101:slo/SLOName",
    "Name": "SLOName",
    "Description": "Description of your SLO",
    "CreatedTime": "2024-12-27T08:16:09.032000+05:30",
    "LastUpdatedTime": "2024-12-27T08:16:09.032000+05:30",
    "Sli": {
        "SliMetric": {
            "MetricDataQueries": [
                {
                    "Id": "m1",
                    "MetricStat": {
                        "Metric": {
                            "Namespace": "AWS/EC2",
                            "MetricName": "CPUUtilization",
                            "Dimensions": [
                                {
                                    "Name": "InstanceId",
                                    "Value": "i-0e59876543234522"
                                }
                            ]
                        },
                        "Period": 60,
                        "Stat": "Average"
                    },
                    "ReturnData": true
                }
            ]
        },
        "MetricThreshold": 200.0,
        "ComparisonOperator": "LessThanOrEqualTo"
    },
    "EvaluationType": "PeriodBased",
    "Goal": {
        "Interval": {
            "RollingInterval": {
                "DurationUnit": "DAY",
                "Duration": 7
            }
        },
        "AttainmentGoal": 99.0,
        "WarningThreshold": 50.0
      }
    }
}
```
如需相關資訊，請參閱《*Amazon CloudWatch 使用者指南*》的[Application Signals](https://docs.aws.amazon.com/AmazonCloudWatch/latest/monitoring/CloudWatch-Application-Monitoring-Sections.html)。  
+  如需 API 詳細資訊，請參閱《AWS CLI 命令參考》**中的 [CreateServiceLevelObjective](https://awscli.amazonaws.com/v2/documentation/api/latest/reference/application-signals/create-service-level-objective.html)。

### `delete-service-level-objective`
<a name="application-signals_DeleteServiceLevelObjective_cli_topic"></a>

以下程式碼範例顯示如何使用 `delete-service-level-objective`。

**AWS CLI**  
**刪除指定的服務層級目標。**  
下列 `delete-service-level-objective` 範例會刪除指定的服務層級目標。  

```
aws application-signals delete-service-level-objective \
    --id "arn:aws:application-signals:us-east-1:123456789101:slo/SLOName"
```
此命令不會產生輸出。  
如需相關資訊，請參閱《*Amazon CloudWatch 使用者指南*》的[Application Signals](https://docs.aws.amazon.com/AmazonCloudWatch/latest/monitoring/CloudWatch-Application-Monitoring-Sections.html)。  
+  如需 API 詳細資訊，請參閱《AWS CLI 命令參考》**中的 [DeleteServiceLevelObjective](https://awscli.amazonaws.com/v2/documentation/api/latest/reference/application-signals/delete-service-level-objective.html)。

### `get-service-level-objective`
<a name="application-signals_GetServiceLevelObjective_cli_topic"></a>

以下程式碼範例顯示如何使用 `get-service-level-objective`。

**AWS CLI**  
**傳回有關在帳戶中建立的一個 SLO 的資訊**  
下列 `get-service-level-objective` 範例會傳回在帳戶中建立的一個 SLO 的相關資訊。  

```
aws application-signals get-service-level-objective \
    --id "arn:aws:application-signals:us-east-1:123456789101:slo/SLOName"
```
輸出：  

```
{
    "Slo": {
        "Arn": "arn:aws:application-signals:us-east-1:123456789101:slo/SLOName",
        "Name": "SLOName",
        "Description": "Description of your SLO",
        "CreatedTime": "2024-12-24T22:19:18.624000+05:30",
        "LastUpdatedTime": "2024-12-24T22:19:55.280000+05:30",
        "Sli": {
            "SliMetric": {
                "MetricDataQueries": [{
                    "Id": "m1",
                    "MetricStat": {
                        "Metric": {
                            "Namespace": "AWS/EC2",
                            "MetricName": "CPUUtilization",
                            "Dimensions": [{
                                "Name": "InstanceId",
                                "Value": "i-0e0987654321522"
                            }]
                        },
                        "Period": 60,
                        "Stat": "Average"
                    },
                    "ReturnData": true
                }]
            },
            "MetricThreshold": 200.0,
            "ComparisonOperator": "LessThanOrEqualTo"
        },
        "EvaluationType": "PeriodBased",
        "Goal": {
            "Interval": {
                "RollingInterval": {
                    "DurationUnit": "DAY",
                    "Duration": 7
                }
            },
            "AttainmentGoal": 99.0,
            "WarningThreshold": 50.0
        }
    }
}
```
如需相關資訊，請參閱《*Amazon CloudWatch 使用者指南*》的[Application Signals](https://docs.aws.amazon.com/AmazonCloudWatch/latest/monitoring/CloudWatch-Application-Monitoring-Sections.html)。  
+  如需 API 詳細資訊，請參閱《AWS CLI 命令參考》**中的 [GetServiceLevelObjective](https://awscli.amazonaws.com/v2/documentation/api/latest/reference/application-signals/get-service-level-objective.html)。

### `get-service`
<a name="application-signals_GetService_cli_topic"></a>

以下程式碼範例顯示如何使用 `get-service`。

**AWS CLI**  
**傳回 Application Signals 發現的服務的相關資訊**  
下列 `get-service` 範例會傳回 Application Signals 發現之服務的相關資訊。  

```
aws application-signals get-service \
    --start-time 1732704000 \
    --end-time 1732714500 \
    --key-attributes Environment=lambda:default,Name=hello-world-python,Type=Service
```
輸出：  

```
{
    "Service": {
        "KeyAttributes": {
            "Environment": "lambda:default",
            "Name": "hello-world-python",
            "Type": "Service"
        },
        "AttributeMaps": [{
            "Lambda.Function.Name": "hello-world-python",
            "PlatformType": "AWS::Lambda"
        }],
        "MetricReferences": [{
            "Namespace": "ApplicationSignals",
            "MetricType": "LATENCY",
            "Dimensions": [{
                "Name": "Environment",
                "Value": "lambda:default"
            }, {
                "Name": "Service",
                "Value": "hello-world-python"
            }],
            "MetricName": "Latency"
        }, {
            "Namespace": "ApplicationSignals",
            "MetricType": "FAULT",
            "Dimensions": [{
                "Name": "Environment",
                "Value": "lambda:default"
            }, {
                "Name": "Service",
                "Value": "hello-world-python"
            }],
            "MetricName": "Fault"
        }, {
            "Namespace": "ApplicationSignals",
            "MetricType": "ERROR",
            "Dimensions": [{
                "Name": "Environment",
                "Value": "lambda:default"
            }, {
                "Name": "Service",
                "Value": "hello-world-python"
            }],
            "MetricName": "Error"
        }],
        "LogGroupReferences": [{
            "Identifier": "/aws/lambda/hello-world-python",
            "ResourceType": "AWS::Logs::LogGroup",
            "Type": "AWS::Resource"
        }]
    },
    "StartTime": "2024-11-27T10:00:00+00:00",
    "EndTime": "2024-11-27T14:00:01+00:00",
    "LogGroupReferences": [{
        "Identifier": "/aws/lambda/hello-world-python",
        "ResourceType": "AWS::Logs::LogGroup",
        "Type": "AWS::Resource"
    }]
}
```
如需相關資訊，請參閱《*Amazon CloudWatch 使用者指南*》的[Application Signals](https://docs.aws.amazon.com/AmazonCloudWatch/latest/monitoring/CloudWatch-Application-Monitoring-Sections.html)。  
+  如需 API 詳細資訊，請參閱《AWS CLI 命令參考》**中的 [GetService](https://awscli.amazonaws.com/v2/documentation/api/latest/reference/application-signals/get-service.html)。

### `list-service-dependencies`
<a name="application-signals_ListServiceDependencies_cli_topic"></a>

以下程式碼範例顯示如何使用 `list-service-dependencies`。

**AWS CLI**  
**傳回您指定之服務的服務相依性清單**  
下列 `list-service-dependencies` 範例會傳回您指定之服務的服務相依性清單。  

```
aws application-signals list-service-dependencies \
    --start-time 1732021200 \
    --end-time 1732107600 \
    --key-attributes Environment=api-gateway:prod, Name=PetAdoptionStatusUpdater,Type=Service
```
輸出：  

```
{
    "ServiceDependencies": [{
        "OperationName": "PUT /prod",
        "DependencyKeyAttributes": {
            "Environment": "lambda:default",
            "Name": "Services-name",
            "Type": "Service"
        },
        "DependencyOperationName": "Invoke",
        "MetricReferences": [{
            "Namespace": "ApplicationSignals",
            "MetricType": "LATENCY",
            "Dimensions": [{
                "Name": "Environment",
                "Value": "api-gateway:prod"
            }, {
                "Name": "Operation",
                "Value": "PUT /prod"
            }, {
                "Name": "RemoteEnvironment",
                "Value": "lambda:default"
            }, {
                "Name": "RemoteOperation",
                "Value": "Invoke"
            }, {
                "Name": "RemoteService",
                "Value": "Services-name"
            }, {
                "Name": "Service",
                "Value": "PetAdoptionStatusUpdater"
            }],
            "MetricName": "Latency"
        }, {
            "Namespace": "ApplicationSignals",
            "MetricType": "FAULT",
            "Dimensions": [{
                "Name": "Environment",
                "Value": "api-gateway:prod"
            }, {
                "Name": "Operation",
                "Value": "PUT /prod"
            }, {
                "Name": "RemoteEnvironment",
                "Value": "lambda:default"
            }, {
                "Name": "RemoteOperation",
                "Value": "Invoke"
            }, {
                "Name": "RemoteService",
                "Value": "Services-name"
            }, {
                "Name": "Service",
                "Value": "PetAdoptionStatusUpdater"
            }],
            "MetricName": "Fault"
        }, {
            "Namespace": "ApplicationSignals",
            "MetricType": "ERROR",
            "Dimensions": [{
                "Name": "Environment",
                "Value": "api-gateway:prod"
            }, {
                "Name": "Operation",
                "Value": "PUT /prod"
            }, {
                "Name": "RemoteEnvironment",
                "Value": "lambda:default"
            }, {
                "Name": "RemoteOperation",
                "Value": "Invoke"
            }, {
                "Name": "RemoteService",
                "Value": "Services-name"
            }, {
                "Name": "Service",
                "Value": "PetAdoptionStatusUpdater"
            }],
            "MetricName": "Error"
        }]
    }],
    "StartTime": "2024-11-19T13:00:00+00:00",
    "EndTime": "2024-11-20T13:00:01+00:00"
}
```
如需相關資訊，請參閱《*Amazon CloudWatch 使用者指南*》的[Application Signals](https://docs.aws.amazon.com/AmazonCloudWatch/latest/monitoring/CloudWatch-Application-Monitoring-Sections.html)。  
+  如需 API 詳細資訊，請參閱《AWS CLI 命令參考》**中的 [ListServiceDependencies](https://awscli.amazonaws.com/v2/documentation/api/latest/reference/application-signals/list-service-dependencies.html)。

### `list-service-dependents`
<a name="application-signals_ListServiceDependents_cli_topic"></a>

以下程式碼範例顯示如何使用 `list-service-dependents`。

**AWS CLI**  
**傳回在提供的時間範圍內調用指定之服務的相依性清單**  
下列 `list-service-dependents` 範例會傳回在提供的時間範圍內調用指定之服務的相依性清單。  

```
aws application-signals list-service-dependents \
    --start-time 1732021200 \
    --end-time 1732107600 \
    --key-attributes Environment=generic:default,Name=PetSite,Type=Service
```
輸出：  

```
{
    "ServiceDependents": [{
        "OperationName": "",
        "DependentKeyAttributes": {
            "Identifier": "pet-api-canary-hao",
            "ResourceType": "AWS::Synthetics::Canary",
            "Type": "AWS::Resource"
        },
        "DependentOperationName": "",
        "MetricReferences": []
    }, {
        "OperationName": "",
        "DependentKeyAttributes": {
            "Identifier": "PetSite",
            "ResourceType": "AWS::Synthetics::Canary",
            "Type": "AWS::Resource"
        },
        "DependentOperationName": "",
        "MetricReferences": []
    }],
    "StartTime": "2024-12-24T05:00:00+00:00",
    "EndTime": "2024-12-25T06:00:01+00:00"
}
```
如需相關資訊，請參閱《*Amazon CloudWatch 使用者指南*》的[Application Signals](https://docs.aws.amazon.com/AmazonCloudWatch/latest/monitoring/CloudWatch-Application-Monitoring-Sections.html)。  
+  如需 API 詳細資訊，請參閱《AWS CLI 命令參考》**中的 [ListServiceDependents](https://awscli.amazonaws.com/v2/documentation/api/latest/reference/application-signals/list-service-dependents.html)。

### `list-service-level-objectives`
<a name="application-signals_ListServiceLevelObjectives_cli_topic"></a>

以下程式碼範例顯示如何使用 `list-service-level-objectives`。

**AWS CLI**  
**傳回在此帳戶中建立的 SLO 清單。**  
下列 `list-service-level-objectives` 範例會傳回在此帳戶中建立的 SLO 清單。  

```
aws application-signals list-service-level-objectives
```
輸出：  

```
{
    "SloSummaries": [{
        "Arn": "arn:aws:application-signals:us-east-1:123456789101:slo/test",
        "Name": "test",
        "CreatedTime": "2024-12-24T22:01:21.116000+05:30"
    }]
}
```
如需相關資訊，請參閱《*Amazon CloudWatch 使用者指南*》的[Application Signals](https://docs.aws.amazon.com/AmazonCloudWatch/latest/monitoring/CloudWatch-Application-Monitoring-Sections.html)。  
+  如需 API 詳細資訊，請參閱《AWS CLI 命令參考》**中的 [ListServiceLevelObjectives](https://awscli.amazonaws.com/v2/documentation/api/latest/reference/application-signals/list-service-level-objectives.html)。

### `list-service-operations`
<a name="application-signals_ListServiceOperations_cli_topic"></a>

以下程式碼範例顯示如何使用 `list-service-operations`。

**AWS CLI**  
**傳回 Application Signals 發現此服務的操作清單**  
下列 `list-service-operations` 範例會傳回 Application Signals 發現的此服務的操作清單。  

```
aws application-signals list-service-operations \
    --start-time 1735017423 \
    --end-time 1735103823 \
    --key-attributes Environment=generic:default,Name=payforadoption,Type=Service
```
輸出：  

```
{
    "ServiceOperations": [{
        "Name": "POST /api",
        "MetricReferences": [{
            "Namespace": "ApplicationSignals",
            "MetricType": "LATENCY",
            "Dimensions": [{
                "Name": "Environment",
                "Value": "generic:default"
            }, {
                "Name": "Operation",
                "Value": "POST /api"
            }, {
                "Name": "Service",
                "Value": "payforadoption"
            }],
            "MetricName": "Latency"
        }, {
            "Namespace": "ApplicationSignals",
            "MetricType": "FAULT",
            "Dimensions": [{
                "Name": "Environment",
                "Value": "generic:default"
            }, {
                "Name": "Operation",
                "Value": "POST /api"
            }, {
                "Name": "Service",
                "Value": "payforadoption"
            }],
            "MetricName": "Fault"
        }, {
            "Namespace": "ApplicationSignals",
            "MetricType": "ERROR",
            "Dimensions": [{
                "Name": "Environment",
                "Value": "generic:default"
            }, {
                "Name": "Operation",
                "Value": "POST /api"
            }, {
                "Name": "Service",
                "Value": "payforadoption"
            }],
            "MetricName": "Error"
        }]
    }],
    "StartTime": "2024-12-24T05:00:00+00:00",
    "EndTime": "2024-12-25T06:00:01+00:00"
}
```
如需相關資訊，請參閱《*Amazon CloudWatch 使用者指南*》的[Application Signals](https://docs.aws.amazon.com/AmazonCloudWatch/latest/monitoring/CloudWatch-Application-Monitoring-Sections.html)。  
+  如需 API 詳細資訊，請參閱《AWS CLI 命令參考》**中的 [ListServiceOperations](https://awscli.amazonaws.com/v2/documentation/api/latest/reference/application-signals/list-service-operations.html)。

### `list-services`
<a name="application-signals_ListServices_cli_topic"></a>

以下程式碼範例顯示如何使用 `list-services`。

**AWS CLI**  
**傳回 Application Signals 發現的服務清單**  
下列 `list-services` 範例會傳回 Application Signals 發現的服務清單。  

```
aws application-signals list-services \
    --start-time 1734918791 \
    --end-time 1734965591
```
輸出：  

```
{
    "ServiceSummaries": [{
        "KeyAttributes": {
            "Environment": "lambda:default",
            "Name": "hello-world-python",
            "Type": "Service"
        },
        "AttributeMaps": [{
            "Lambda.Function.Name": "hello-world-python",
            "PlatformType": "AWS::Lambda"
        }],
        "MetricReferences": [{
            "Namespace": "ApplicationSignals",
            "MetricType": "LATENCY",
            "Dimensions": [{
                "Name": "Environment",
                "Value": "lambda:default"
            }, {
                "Name": "Service",
                "Value": "hello-world-python"
            }],
            "MetricName": "Latency"
        }, {
            "Namespace": "ApplicationSignals",
            "MetricType": "FAULT",
            "Dimensions": [{
                "Name": "Environment",
                "Value": "lambda:default"
            }, {
                "Name": "Service",
                "Value": "hello-world-python"
            }],
            "MetricName": "Fault"
        }, {
            "Namespace": "ApplicationSignals",
            "MetricType": "ERROR",
            "Dimensions": [{
                "Name": "Environment",
                "Value": "lambda:default"
            }, {
                "Name": "Service",
                "Value": "hello-world-python"
            }],
            "MetricName": "Error"
        }]
    }],
    "StartTime": "2024-11-27T10:00:00+00:00",
    "EndTime": "2024-11-27T14:00:01+00:00"
}
```
如需相關資訊，請參閱《*Amazon CloudWatch 使用者指南*》的[Application Signals](https://docs.aws.amazon.com/AmazonCloudWatch/latest/monitoring/CloudWatch-Application-Monitoring-Sections.html)。  
+  如需 API 詳細資訊，請參閱《AWS CLI 命令參考》**中的 [ListServices](https://awscli.amazonaws.com/v2/documentation/api/latest/reference/application-signals/list-services.html)。

### `list-tags-for-resource`
<a name="application-signals_ListTagsForResource_cli_topic"></a>

以下程式碼範例顯示如何使用 `list-tags-for-resource`。

**AWS CLI**  
**顯示與 CloudWatch 資源相關聯的標籤**  
下列 `list-tags-for-resource` 範例顯示與 CloudWatch 資源相關聯的標籤。  

```
aws application-signals list-tags-for-resource \
    --resource-arn "arn:aws:application-signals:us-east-1:123456789101:slo/SLOName"
```
輸出：  

```
{
    "Tags": [{
        "Key": "test",
        "Value": "value"
    }]
}
```
如需相關資訊，請參閱《*Amazon CloudWatch 使用者指南*》的[Application Signals](https://docs.aws.amazon.com/AmazonCloudWatch/latest/monitoring/CloudWatch-Application-Monitoring-Sections.html)。  
+  如需 API 詳細資訊，請參閱《AWS CLI 命令參考》**中的 [ListTagsForResource](https://awscli.amazonaws.com/v2/documentation/api/latest/reference/application-signals/list-tags-for-resource.html)。

### `start-discovery`
<a name="application-signals_StartDiscovery_cli_topic"></a>

以下程式碼範例顯示如何使用 `start-discovery`。

**AWS CLI**  
**讓此 Amazon Web Services 帳戶能夠使用 CloudWatch Application Signals**  
下列 `start-discovery` 範例可透過建立 *AWS ServiceRoleForCloudWatchApplicationSignals* 服務連結角色，讓此 Amazon Web Services 帳戶能夠使用 CloudWatch Application Signals。  

```
aws application-signals start-discovery
```
此命令不會產生輸出。  
如需相關資訊，請參閱《*Amazon CloudWatch 使用者指南*》的[Application Signals](https://docs.aws.amazon.com/AmazonCloudWatch/latest/monitoring/CloudWatch-Application-Monitoring-Sections.html)。  
+  如需 API 詳細資訊，請參閱《AWS CLI 命令參考》**中的 [StartDiscovery](https://awscli.amazonaws.com/v2/documentation/api/latest/reference/application-signals/start-discovery.html)。

### `tag-resource`
<a name="application-signals_TagResource_cli_topic"></a>

以下程式碼範例顯示如何使用 `tag-resource`。

**AWS CLI**  
**將一或多個標籤 (鍵/值對) 指派給指定的 CloudWatch 資源，例如服務層級目標**  
下列 `tag-resource` 範例將一或多個標籤 (索引鍵/值對) 指派給指定的 CloudWatch 資源，例如服務層級目標。  

```
aws application-signals tag-resource \
    --resource-arn "arn:aws:application-signals:us-east-1:123456789101:slo/SLOName" \
    --tags '{"Key":"test","Value":"value"}'
```
此命令不會產生輸出。  
如需相關資訊，請參閱《*Amazon CloudWatch 使用者指南*》的[Application Signals](https://docs.aws.amazon.com/AmazonCloudWatch/latest/monitoring/CloudWatch-Application-Monitoring-Sections.html)。  
+  如需 API 詳細資訊，請參閱《AWS CLI 命令參考》**中的 [TagResource](https://awscli.amazonaws.com/v2/documentation/api/latest/reference/application-signals/tag-resource.html)。

### `untag-resource`
<a name="application-signals_UntagResource_cli_topic"></a>

以下程式碼範例顯示如何使用 `untag-resource`。

**AWS CLI**  
**從指定的資源移除一或多個標籤**  
下列 `untag-resource` 範例指定的資源移除一或多個標籤。  

```
aws application-signals untag-resource \
    --resource-arn "arn:aws:application-signals:us-east-1:123456789101:slo/SLOName" \
    --tag-keys "test"
```
此命令不會產生輸出。  
如需相關資訊，請參閱《*Amazon CloudWatch 使用者指南*》的[Application Signals](https://docs.aws.amazon.com/AmazonCloudWatch/latest/monitoring/CloudWatch-Application-Monitoring-Sections.html)。  
+  如需 API 詳細資訊，請參閱《AWS CLI 命令參考》**中的 [UntagResource](https://awscli.amazonaws.com/v2/documentation/api/latest/reference/application-signals/untag-resource.html)。

### `update-service-level-objective`
<a name="application-signals_UpdateServiceLevelObjective_cli_topic"></a>

以下程式碼範例顯示如何使用 `update-service-level-objective`。

**AWS CLI**  
**更新現有的服務水準目標 (SLO)**  
下列 `update-service-level-objective` 範例會更新現有的服務層級目標 (SLO)。  

```
aws application-signals update-service-level-objective \
--cli-input-json file://update-slo.json
```
`update-slo.json` 的內容：  

```
{
    "id": "arn:aws:application-signals:us-east-1:123456789101:slo/SLOName",
    "goal": {
        "Interval": {
            "RollingInterval": {
                "DurationUnit": "DAY",
                "Duration": 7
            }
        },
        "AttainmentGoal": 90.0,
        "WarningThreshold": 50.0
    }
}
```
輸出：  

```
{
    "Slo": {
        "Arn": "arn:aws:application-signals:us-east-1:123456789101:slo/SLOName",
        "Name": "SLOName",
        "Description": "Description of your SLO",
        "CreatedTime": "2024-12-24T22:19:18.624000+05:30",
        "LastUpdatedTime": "2024-12-27T08:51:38.278000+05:30",
        "Sli": {
            "SliMetric": {
                "MetricDataQueries": [{
                    "Id": "m1",
                    "MetricStat": {
                        "Metric": {
                            "Namespace": "AWS/EC2",
                            "MetricName": "CPUUtilization",
                            "Dimensions": [{
                                "Name": "InstanceId",
                                "Value": "i-00987654345222"
                            }]
                        },
                        "Period": 60,
                        "Stat": "Average"
                    },
                    "ReturnData": true
                }]
            },
            "MetricThreshold": 200.0,
            "ComparisonOperator": "LessThanOrEqualTo"
        },
        "EvaluationType": "PeriodBased",
        "Goal": {
            "Interval": {
                "RollingInterval": {
                    "DurationUnit": "DAY",
                    "Duration": 7
                }
            },
            "AttainmentGoal": 90.0,
            "WarningThreshold": 50.0
        }
    }
}
```
如需相關資訊，請參閱《*Amazon CloudWatch 使用者指南*》的[Application Signals](https://docs.aws.amazon.com/AmazonCloudWatch/latest/monitoring/CloudWatch-Application-Monitoring-Sections.html)。  
+  如需 API 詳細資訊，請參閱《AWS CLI 命令參考》**中的 [UpdateServiceLevelObjective](https://awscli.amazonaws.com/v2/documentation/api/latest/reference/application-signals/update-service-level-objective.html)。