# Application ELB
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CloudWatch Application Insights supports the following metrics:

EstimatedALBActiveConnectionCount

EstimatedALBConsumedLCUs

EstimatedALBNewConnectionCount

EstimatedProcessedBytes

HTTPCode\_Backend\_4XX

HTTPCode\_Backend\_5XX

HealthyHostCount

Latency

RequestCount

SurgeQueueLength

UnHealthyHostCount