AWS ELB Monitoring

Starter

Professional

Bleemeo collects metrics for AWS Elastic Load Balancers via CloudWatch. All three load balancer types are supported:

• Application Load Balancer (ALB)
• Network Load Balancer (NLB)
• Classic Load Balancer (ELBv1)

Metrics are polled every 1 minute and reported per target group.

Metrics

Metric	Description
elb_request	Number of requests per second
elb_unhealthy_host	Number of unhealthy backend targets
elb_healthy_host	Number of healthy backend targets
elb_backend_errors	Number of backend connection errors per second

IAM Permissions

{
    "Version": "2012-10-17",
    "Statement": [
        {
            "Effect": "Allow",
            "Action": [
                "cloudwatch:GetMetricStatistics",
                "ec2:DescribeRegions",
                "elasticloadbalancing:DescribeLoadBalancers",
                "elasticloadbalancing:DescribeTargetGroups"
            ],
            "Resource": "*"
        }
    ]
}

Estimated AWS Cost

$1.76/month per load balancer (4 CloudWatch API calls per minute).

See Also

• Configuration — set up AWS credentials