AWS elasticloadbalancing documentation change
Summary
Moved and reformatted AnomalousHostCount/MitigatedHostCount metrics sections
Security assessment
While these metrics relate to anomaly detection, the changes appear to be organizational improvements without new security context or vulnerability addressing.
Diff
diff --git a/elasticloadbalancing/latest/application/load-balancer-cloudwatch-metrics.md b/elasticloadbalancing/latest/application/load-balancer-cloudwatch-metrics.md index 0eef6e21f..63b5e3f15 100644 --- a//elasticloadbalancing/latest/application/load-balancer-cloudwatch-metrics.md +++ b//elasticloadbalancing/latest/application/load-balancer-cloudwatch-metrics.md @@ -35,0 +36,2 @@ For more information, see the [Amazon CloudWatch User Guide](https://docs.aws.am + * LCUs + @@ -51 +53 @@ Metric | Description -`ActiveConnectionCount` | The total number of concurrent TCP connections active from clients to the load balancer and from the load balancer to targets. **Reporting criteria** : There is a nonzero value **Statistics** : The most useful statistic is `Sum`. +`ActiveConnectionCount` | The total number of concurrent TCP connections active from clients to the load balancer and from the load balancer to targets. **Reporting criteria** : There is a nonzero value **Statistics** : The only meaningful statistic is `Sum`. @@ -59,8 +60,0 @@ Metric | Description -`AnomalousHostCount` | The number of hosts detected with anomalies. **Reporting criteria** : Always reported **Statistics** : The most useful statistics are `Average`, `Minimum`, and `Maximum`. - -###### Dimensions - - * `TargetGroup`, `LoadBalancer` - * `TargetGroup`, `AvailabilityZone`, `LoadBalancer` - - @@ -75 +69 @@ Metric | Description -`ClientTLSNegotiationErrorCount` | The number of TLS connections initiated by the client that did not establish a session with the load balancer due to a TLS error. Possible causes include a mismatch of ciphers or protocols or the client failing to verify the server certificate and closing the connection. **Reporting criteria** : There is a nonzero value **Statistics** : The most useful statistic is `Sum`. +`ClientTLSNegotiationErrorCount` | The number of TLS connections initiated by the client that did not establish a session with the load balancer due to a TLS error. Possible causes include a mismatch of ciphers or protocols or the client failing to verify the server certificate and closing the connection. **Reporting criteria** : There is a nonzero value **Statistics** : The only meaningful statistic is `Sum`. @@ -83,21 +76,0 @@ Metric | Description -`ConsumedLCUs` | The number of load balancer capacity units (LCU) used by your load balancer. You pay for the number of LCUs that you use per hour. When LCU reservation is active, ConsumedLCUs will report `0` if usage is below the reserved capacity, and will report values above `0` if usage exceeds the reserved LCUs. For more information, see [Elastic Load Balancing pricing](https://aws.amazon.com/elasticloadbalancing/pricing/). **Reporting criteria** : Always reported **Statistics** : All - -###### Dimensions - - * `LoadBalancer` - - -`PeakLCUs` | The maximum number of load balancer capacity units (LCU) used by your load balancer at a given point in time. Only applicable when using LCU Reservation. **Reporting criteria** : Always **Statistics** : The most useful statistics are `Sum` and `Max`. - -###### Dimensions - - * `LoadBalancer` - - -`ReservedLCUs` | A billing metric that reports the reserved capacity on a per-minute basis. The total ReservedLCUs over any period is the amount of LCUs you will be charged for. For example, if 500 LCUs are reserved for an hour, the per-minute metric will be 8.33 LCUs. For more information, see [Monitor reservation](./monitor-capacity-unit-reservation.html). **Reporting criteria** : There is a nonzero value **Statistics** : All - -###### Dimensions - - * `LoadBalancer` - - @@ -119,8 +91,0 @@ Metric | Description -`MitigatedHostCount` | The number of targets under mitigation. **Reporting criteria** : Always reported **Statistics** : The most useful statistics are `Average`, `Minimum`, and `Maximum`. - -###### Dimensions - - * `TargetGroup`, `LoadBalancer` - * `TargetGroup`, `AvailabilityZone`, `LoadBalancer` - - @@ -239,0 +205,16 @@ Metric | Description +`LowReputationPacketsDropped` | The number of packets dropped from known malicious sources. **Reporting criteria** : There is a nonzero value **Statistics** : The only meaningful statistic is `Sum`. + +###### Dimensions + + * `LoadBalancer` + * `AvailabilityZone`, `LoadBalancer` + + +`LowReputationRequestsDenied` | The number of HTTP requests denied with an HTTP 403 response. **Reporting criteria** : There is a nonzero value **Statistics** : The only meaningful statistic is `Sum`. + +###### Dimensions + + * `LoadBalancer` + * `AvailabilityZone`, `LoadBalancer` + + @@ -256 +237 @@ Metric | Description -`ProcessedBytes` | The total number of bytes processed by the load balancer over IPv4 and IPv6 (HTTP header and HTTP payload). This count includes traffic to and from clients and Lambda functions, and traffic from an Identity Provider (IdP) if user authentication is enabled. **Reporting criteria** : There is a nonzero value **Statistics** : The most useful statistic is `Sum`. +`ProcessedBytes` | The total number of bytes processed by the load balancer over IPv4 and IPv6 (HTTP header and HTTP payload). This count includes traffic to and from clients and Lambda functions, traffic over Websocket connections, and traffic from an Identity Provider (IdP) if user authentication is enabled. **Reporting criteria** : There is a nonzero value **Statistics** : The most useful statistic is `Sum`. @@ -289 +270,6 @@ Metric | Description -`ZonalShiftedHostCount` | The number of targets that are considered disabled due to zonal shift. **Reporting criteria** : Reported when there is a value **Statistics** : The most useful statistic is `Sum`. + +The `AWS/ApplicationELB` namespace includes the following metrics for load balancer capacity units (LCU). + +Metric | Description +---|--- +`ConsumedLCUs` | The number of load balancer capacity units (LCU) used by your load balancer. You pay for the number of LCUs that you use per hour. When LCU reservation is active, ConsumedLCUs will report `0` if usage is below the reserved capacity, and will report values above `0` if usage exceeds the reserved LCUs. For more information, see [Elastic Load Balancing pricing](https://aws.amazon.com/elasticloadbalancing/pricing/). **Reporting criteria** : Always reported **Statistics** : All @@ -293,2 +279,15 @@ Metric | Description - * `LoadBalancer`, `TargetGroup`. - * `AvailabilityZone`, `LoadBalancer`, `TargetGroup`. + * `LoadBalancer` + + +`PeakLCUs` | The maximum number of load balancer capacity units (LCU) used by your load balancer at a given point in time. Only applicable when using LCU Reservation. **Reporting criteria** : Always **Statistics** : The most useful statistics are `Sum` and `Max`. + +###### Dimensions + + * `LoadBalancer` + + +`ReservedLCUs` | A billing metric that reports the reserved capacity on a per-minute basis. The total ReservedLCUs over any period is the amount of LCUs you will be charged for. For example, if 500 LCUs are reserved for an hour, the per-minute metric will be 8.33 LCUs. For more information, see [Monitor reservation](./monitor-capacity-unit-reservation.html). **Reporting criteria** : There is a nonzero value **Statistics** : All + +###### Dimensions + + * `LoadBalancer` @@ -301,0 +301,8 @@ Metric | Description +`AnomalousHostCount` | The number of hosts detected with anomalies. **Reporting criteria** : Always reported **Statistics** : The only meaningful statistics are `Minimum` and `Maximum`. + +###### Dimensions + + * `TargetGroup`, `LoadBalancer` + * `TargetGroup`, `AvailabilityZone`, `LoadBalancer` + + @@ -319,0 +327,8 @@ Metric | Description +`MitigatedHostCount` | The number of targets under mitigation. **Reporting criteria** : Always reported **Statistics** : The most useful statistics are `Average`, `Minimum`, and `Maximum`. + +###### Dimensions + + * `TargetGroup`, `LoadBalancer` + * `TargetGroup`, `AvailabilityZone`, `LoadBalancer` + + @@ -367,0 +383,8 @@ Metric | Description +`ZonalShiftedHostCount` | The number of targets that are considered disabled due to zonal shift. **Reporting criteria** : Reported when there is a value **Statistics** : The most useful statistic is `Sum`. + +###### Dimensions + + * `LoadBalancer`, `TargetGroup`. + * `AvailabilityZone`, `LoadBalancer`, `TargetGroup`. + +