Den*_*boy 5 amazon-web-services autoscaling amazon-cloudwatch amazon-cloudwatch-metrics
这样我们就可以为自定义指标配置维度。
{
"metrics":{
"append_dimensions":{
"AutoScalingGroupName":"${!aws:AutoScalingGroupName}",
"ImageId":"${!aws:ImageId}",
"InstanceId":"${!aws:InstanceId}",
"InstanceType":"${!aws:InstanceType}"
},
"metrics_collected":{
"mem":{
"measurement":[
"mem_used_percent"
]
},
"swap":{
"measurement":[
"swap_used_percent"
]
}
}
}
}
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现在我尝试为维度自动缩放组创建警报:
MemoryAlarmHigh:
Type: AWS::CloudWatch::Alarm
Properties:
EvaluationPeriods: '1'
Statistic: Average
Threshold: '70'
AlarmDescription: Go in Alarm is memory is higher than 70% for 60 seconds
Period: '60'
AlarmActions:
- Ref: ScaleUpPolicy
Namespace: CWAgent
Dimensions:
- Name: AutoScalingGroupName
Value: !Ref ASG
ComparisonOperator: GreaterThanThreshold
MetricName: xxx
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这是行不通的。我得到的数据不足。现在当我使用
{
"metrics": {
"append_dimensions": {
"AutoScalingGroupName": "${!aws:AutoScalingGroupName}"
},
"metrics_collected": {
"mem": {
"measurement": [
"mem_used_percent"
]
}
}
}
}
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现在警报器可以工作了。但我想使用多个维度,但单独使用它们(就像在 EC2 命名空间中),这样我就可以使用我的警报。
我怎样才能做到这一点?
尝试设置aggregation_dimensions.
像这样:
{
"metrics":{
"append_dimensions":{
"AutoScalingGroupName":"${!aws:AutoScalingGroupName}",
"ImageId":"${!aws:ImageId}",
"InstanceId":"${!aws:InstanceId}",
"InstanceType":"${!aws:InstanceType}"
},
"aggregation_dimensions" : [["AutoScalingGroupName"]],
"metrics_collected":{
"mem":{
"measurement":[
"mem_used_percent"
]
},
"swap":{
"measurement":[
"swap_used_percent"
]
}
}
}
}
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