Amazon CloudWatch 템플릿 코드 조각 - AWS CloudFormation

Amazon CloudWatch 템플릿 코드 조각

결제 경보

다음 샘플에서 Amazon CloudWatch는 AWS 계정에 대한 요금이 경보 임계값을 초과할 경우 이메일 알림을 전송합니다. 사용량 알림을 수신하려면 결제 알림을 활성화하십시오.

JSON

"SpendingAlarm": { "Type": "AWS::CloudWatch::Alarm", "Properties": { "AlarmDescription": { "Fn::Join": ["", [ "Alarm if AWS spending is over $", { "Ref": "AlarmThreshold" } ]]}, "Namespace": "AWS/Billing", "MetricName": "EstimatedCharges", "Dimensions": [{ "Name": "Currency", "Value" : "USD" }], "Statistic": "Maximum", "Period": "21600", "EvaluationPeriods": "1", "Threshold": { "Ref": "AlarmThreshold" }, "ComparisonOperator": "GreaterThanThreshold", "AlarmActions": [{ "Ref": "BillingAlarmNotification" }], "InsufficientDataActions": [{ "Ref": "BillingAlarmNotification" }] } }

YAML

SpendingAlarm: Type: AWS::CloudWatch::Alarm Properties: AlarmDescription: 'Fn::Join': - '' - - Alarm if AWS spending is over $ - Ref: AlarmThreshold Namespace: AWS/Billing MetricName: EstimatedCharges Dimensions: - Name: Currency Value: USD Statistic: Maximum Period: '21600' EvaluationPeriods: '1' Threshold: Ref: "AlarmThreshold" ComparisonOperator: GreaterThanThreshold AlarmActions: - Ref: "BillingAlarmNotification" InsufficientDataActions: - Ref: "BillingAlarmNotification"

CPU 사용률 경보

다음 샘플 코드 조각은 Amazon EC2 인스턴스의 평균 CPU 사용률이 세 평가 기간 동안 60초 이상 90%를 초과할 경우 알림을 전송하는 경보를 생성합니다.

JSON

"CPUAlarm" : { "Type" : "AWS::CloudWatch::Alarm", "Properties" : { "AlarmDescription" : "CPU alarm for my instance", "AlarmActions" : [ { "Ref" : "logical name of an AWS::SNS::Topic resource" } ], "MetricName" : "CPUUtilization", "Namespace" : "AWS/EC2", "Statistic" : "Average", "Period" : "60", "EvaluationPeriods" : "3", "Threshold" : "90", "ComparisonOperator" : "GreaterThanThreshold", "Dimensions" : [ { "Name" : "InstanceId", "Value" : { "Ref" : "logical name of an AWS::EC2::Instance resource" } } ] } }

YAML

CPUAlarm: Type: AWS::CloudWatch::Alarm Properties: AlarmDescription: CPU alarm for my instance AlarmActions: - Ref: "logical name of an AWS::SNS::Topic resource" MetricName: CPUUtilization Namespace: AWS/EC2 Statistic: Average Period: '60' EvaluationPeriods: '3' Threshold: '90' ComparisonOperator: GreaterThanThreshold Dimensions: - Name: InstanceId Value: Ref: "logical name of an AWS::EC2::Instance resource"

Amazon Elastic Compute Cloud 인스턴스 복구

다음 CloudWatch 경보는 15분 동안 연속해서 상태 확인에 실패할 경우 EC2 인스턴스를 복구합니다. 경보 작업에 대한 자세한 내용을 알아보려면 Amazon CloudWatch 사용 설명서EC2 인스턴스를 중지, 종료, 재부팅 또는 복구하는 경보 생성을 참조하세요.

JSON

{ "AWSTemplateFormatVersion": "2010-09-09", "Parameters" : { "RecoveryInstance" : { "Description" : "The EC2 instance ID to associate this alarm with.", "Type" : "AWS::EC2::Instance::Id" } }, "Resources": { "RecoveryTestAlarm": { "Type": "AWS::CloudWatch::Alarm", "Properties": { "AlarmDescription": "Trigger a recovery when instance status check fails for 15 consecutive minutes.", "Namespace": "AWS/EC2" , "MetricName": "StatusCheckFailed_System", "Statistic": "Minimum", "Period": "60", "EvaluationPeriods": "15", "ComparisonOperator": "GreaterThanThreshold", "Threshold": "0", "AlarmActions": [ {"Fn::Join" : ["", ["arn:aws:automate:", { "Ref" : "AWS::Region" }, ":ec2:recover" ]]} ], "Dimensions": [{"Name": "InstanceId","Value": {"Ref": "RecoveryInstance"}}] } } } }

YAML

AWSTemplateFormatVersion: '2010-09-09' Parameters: RecoveryInstance: Description: The EC2 instance ID to associate this alarm with. Type: AWS::EC2::Instance::Id Resources: RecoveryTestAlarm: Type: AWS::CloudWatch::Alarm Properties: AlarmDescription: Trigger a recovery when instance status check fails for 15 consecutive minutes. Namespace: AWS/EC2 MetricName: StatusCheckFailed_System Statistic: Minimum Period: '60' EvaluationPeriods: '15' ComparisonOperator: GreaterThanThreshold Threshold: '0' AlarmActions: [ !Sub "arn:aws:automate:${AWS::Region}:ec2:recover" ] Dimensions: - Name: InstanceId Value: Ref: RecoveryInstance

기본 대시보드 생성

다음 예에서는 CPU 사용률을 보여주는 측정치 위젯 하나와 메시지를 보여주는 텍스트 위젯 하나가 있는 간단한 CloudWatch 대시보드를 생성합니다.

JSON

{ "BasicDashboard": { "Type": "AWS::CloudWatch::Dashboard", "Properties": { "DashboardName": "Dashboard1", "DashboardBody": "{\"widgets\":[{\"type\":\"metric\",\"x\":0,\"y\":0,\"width\":12,\"height\":6,\"properties\":{\"metrics\":[[\"AWS/EC2\",\"CPUUtilization\",\"InstanceId\",\"i-012345\"]],\"period\":300,\"stat\":\"Average\",\"region\":\"us-east-1\",\"title\":\"EC2 Instance CPU\"}},{\"type\":\"text\",\"x\":0,\"y\":7,\"width\":3,\"height\":3,\"properties\":{\"markdown\":\"Hello world\"}}]}" } } }

YAML

BasicDashboard: Type: AWS::CloudWatch::Dashboard Properties: DashboardName: Dashboard1 DashboardBody: '{"widgets":[{"type":"metric","x":0,"y":0,"width":12,"height":6,"properties":{"metrics":[["AWS/EC2","CPUUtilization","InstanceId","i-012345"]],"period":300,"stat":"Average","region":"us-east-1","title":"EC2 Instance CPU"}},{"type":"text","x":0,"y":7,"width":3,"height":3,"properties":{"markdown":"Hello world"}}]}'

단계별 위젯이 있는 대시보드 생성

다음 예에서는 단계별로 표시되는 측정치 위젯 두 개가 있는 대시보드를 생성합니다.

JSON

{ "DashboardSideBySide": { "Type": "AWS::CloudWatch::Dashboard", "Properties": { "DashboardName": "Dashboard1", "DashboardBody": "{\"widgets\":[{\"type\":\"metric\",\"x\":0,\"y\":0,\"width\":12,\"height\":6,\"properties\":{\"metrics\":[[\"AWS/EC2\",\"CPUUtilization\",\"InstanceId\",\"i-012345\"]],\"period\":300,\"stat\":\"Average\",\"region\":\"us-east-1\",\"title\":\"EC2 Instance CPU\"}},{\"type\":\"metric\",\"x\":12,\"y\":0,\"width\":12,\"height\":6,\"properties\":{\"metrics\":[[\"AWS/S3\",\"BucketSizeBytes\",\"BucketName\",\"MyBucketName\"]],\"period\":86400,\"stat\":\"Maximum\",\"region\":\"us-east-1\",\"title\":\"MyBucketName bytes\"}}]}" } } }

YAML

DashboardSideBySide: Type: AWS::CloudWatch::Dashboard Properties: DashboardName: Dashboard1 DashboardBody: '{"widgets":[{"type":"metric","x":0,"y":0,"width":12,"height":6,"properties":{"metrics":[["AWS/EC2","CPUUtilization","InstanceId","i-012345"]],"period":300,"stat":"Average","region":"us-east-1","title":"EC2 Instance CPU"}},{"type":"metric","x":12,"y":0,"width":12,"height":6,"properties":{"metrics":[["AWS/S3","BucketSizeBytes","BucketName","MyBucketName"]],"period":86400,"stat":"Maximum","region":"us-east-1","title":"MyBucketName bytes"}}]}'