IMPORTANT: No additional bug fixes or documentation updates will be released for this version. For the latest information, see the current release documentation.

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aws elb metricset

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aws elb metricset

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This functionality is in beta and is subject to change. The design and code is less mature than official GA features and is being provided as-is with no warranties. Beta features are not subject to the support SLA of official GA features.

Elastic Load Balancing publishes data points to Amazon CloudWatch for your load balancers and your back-end instances. This aws elb metricset collects these Cloudwatch metrics for monitoring purposes.

AWS Permissions

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Some specific AWS permissions are required for IAM user to collect AWS ELB metrics.

ec2:DescribeRegions
cloudwatch:GetMetricData
cloudwatch:ListMetrics
tag:getResources

Dashboard

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The aws elb metricset comes with a predefined dashboard. For example:

Configuration example

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- module: aws
  period: 300s
  metricsets:
    - elb
  access_key_id: '${AWS_ACCESS_KEY_ID:""}'
  secret_access_key: '${AWS_SECRET_ACCESS_KEY:""}'
  session_token: '${AWS_SESSION_TOKEN:""}'
  default_region: '${AWS_REGION:us-west-1}'
  # This module uses the aws cloudwatch metricset, all
  # the options for this metricset are also available here.

Metrics

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Elastic Load Balancing publishes data points to Amazon CloudWatch for your load balancers and back-end instances. Please see more details for each metric in elb-cloudwatch-metric.

Metric Name	Statistic Method
BackendConnectionErrors	Sum
HealthyHostCount	Maximum
HTTPCode_Backend_2XX	Sum
HTTPCode_Backend_3XX	Sum
HTTPCode_Backend_4XX	Sum
HTTPCode_Backend_5XX	Sum
HTTPCode_ELB_4XX	Sum
HTTPCode_ELB_5XX	Sum
Latency	Average
RequestCount	Sum
SpilloverCount	Sum
SurgeQueueLength	Maximum
UnHealthyHostCount	Maximum
EstimatedALBActiveConnectionCount	Average
EstimatedALBConsumedLCUs	Average
EstimatedALBNewConnectionCount	Average
EstimatedProcessedBytes	Average

This is a default metricset. If the host module is unconfigured, this metricset is enabled by default.

Fields

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For a description of each field in the metricset, see the exported fields section.

Here is an example document generated by this metricset:

{
    "@timestamp": "2017-10-12T08:05:34.853Z",
    "aws": {
        "cloudwatch": {
            "dimensions": {
                "Service": "ELB"
            },
            "namespace": "AWS/ELB"
        },
        "metrics": {
            "BackendConnectionErrors": {
                "sum": 18
            },
            "HTTPCode_Backend_2XX": {
                "sum": 2
            },
            "HTTPCode_Backend_3XX": {
                "sum": 2
            },
            "HTTPCode_Backend_4XX": {
                "sum": 2
            },
            "HTTPCode_ELB_5XX": {
                "sum": 4
            },
            "HealthyHostCount": {
                "max": 2
            },
            "Latency": {
                "avg": 0.001534899075826009
            },
            "RequestCount": {
                "sum": 6
            },
            "UnHealthyHostCount": {
                "max": 1
            }
        }
    },
    "cloud": {
        "provider": "aws",
        "region": "us-east-1"
    },
    "event": {
        "dataset": "aws.elb",
        "duration": 115000,
        "module": "aws"
    },
    "metricset": {
        "name": "elb",
        "period": 10000
    },
    "service": {
        "type": "aws"
    }
}

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