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Amazon CloudWatch
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Amazon CloudWatch Logs Metrics and Dimensions

CloudWatch Logs sends metrics to CloudWatch every minute.

CloudWatch Logs Metrics

The AWS/Logs namespace includes the following metrics.

MetricDescription

IncomingBytes

The volume of log events in uncompressed bytes uploaded to CloudWatch Logs. When used with the LogGroupName dimension, this is the volume of log events in uncompressed bytes uploaded to the log group.

Valid Dimensions: LogGroupName

Valid Statistic: Sum

Units: Bytes

IncomingLogEvents

The number of log events uploaded to CloudWatch Logs. When used with the LogGroupName dimension, this is the number of log events uploaded to the log group.

Valid Dimensions: LogGroupName

Valid Statistic: Sum

Units: None

ForwardedBytes

The volume of log events in compressed bytes forwarded to the subscription destination.

Valid Dimensions: LogGroupName, DestinationType, FilterName

Valid Statistic: Sum

Units: Bytes

ForwardedLogEvents

The number of log events forwarded to the subscription destination.

Valid Dimensions: LogGroupName, DestinationType, FilterName

Valid Statistic: Sum

Units: None

DeliveryErrors

The number of log events for which CloudWatch Logs received an error when forwarding data to the subscription destination.

Valid Dimensions: LogGroupName, DestinationType, FilterName

Valid Statistic: Sum

Units: None

DeliveryThrottling

The number of log events for which CloudWatch Logs was throttled when forwarding data to the subscription destination.

Valid Dimensions: LogGroupName, DestinationType, FilterName

Valid Statistic: Sum

Units: None

Dimensions for CloudWatch Logs Metrics

The dimensions that you can use with CloudWatch Logs metrics are listed below.

Dimension

Description

LogGroupName

The name of the CloudWatch Logs log group for which to display metrics.

DestinationType

The subscription destination for the CloudWatch Logs data, which can be AWS Lambda, Amazon Kinesis Streams, or Amazon Kinesis Firehose.

FilterName

The name of the subscription filter that is forwarding data from the log group to the destination. The subscription filter name is automatically converted by CloudWatch to ASCII and any unsupported characters get replaced with a question mark (?).