Amazon CloudWatch endpoints and quotas - AWS General Reference

Amazon CloudWatch endpoints and quotas

The following are the service endpoints and service quotas for this service. To connect programmatically to an AWS service, you use an endpoint. In addition to the standard AWS endpoints, some AWS services offer FIPS endpoints in selected Regions. For more information, see AWS service endpoints. Service quotas, also referred to as limits, are the maximum number of service resources or operations for your AWS account. For more information, see AWS service quotas.

Service endpoints

Region Name Region Endpoint Protocol
US East (Ohio) us-east-2

monitoring.us-east-2.amazonaws.com

monitoring-fips.us-east-2.amazonaws.com

HTTP and HTTPS

HTTPS

US East (N. Virginia) us-east-1

monitoring.us-east-1.amazonaws.com

monitoring-fips.us-east-1.amazonaws.com

HTTP and HTTPS

HTTPS

US West (N. California) us-west-1

monitoring.us-west-1.amazonaws.com

monitoring-fips.us-west-1.amazonaws.com

HTTP and HTTPS

HTTPS

US West (Oregon) us-west-2

monitoring.us-west-2.amazonaws.com

monitoring-fips.us-west-2.amazonaws.com

HTTP and HTTPS

HTTPS

Africa (Cape Town) af-south-1 monitoring.af-south-1.amazonaws.com HTTP and HTTPS
Asia Pacific (Hong Kong) ap-east-1 monitoring.ap-east-1.amazonaws.com HTTP and HTTPS
Asia Pacific (Mumbai) ap-south-1 monitoring.ap-south-1.amazonaws.com HTTP and HTTPS
Asia Pacific (Osaka) ap-northeast-3 monitoring.ap-northeast-3.amazonaws.com HTTP and HTTPS
Asia Pacific (Seoul) ap-northeast-2 monitoring.ap-northeast-2.amazonaws.com HTTP and HTTPS
Asia Pacific (Singapore) ap-southeast-1 monitoring.ap-southeast-1.amazonaws.com HTTP and HTTPS
Asia Pacific (Sydney) ap-southeast-2 monitoring.ap-southeast-2.amazonaws.com HTTP and HTTPS
Asia Pacific (Tokyo) ap-northeast-1 monitoring.ap-northeast-1.amazonaws.com HTTP and HTTPS
Canada (Central) ca-central-1 monitoring.ca-central-1.amazonaws.com HTTP and HTTPS
Europe (Frankfurt) eu-central-1 monitoring.eu-central-1.amazonaws.com HTTP and HTTPS
Europe (Ireland) eu-west-1 monitoring.eu-west-1.amazonaws.com HTTP and HTTPS
Europe (London) eu-west-2 monitoring.eu-west-2.amazonaws.com HTTP and HTTPS
Europe (Milan) eu-south-1 monitoring.eu-south-1.amazonaws.com HTTP and HTTPS
Europe (Paris) eu-west-3 monitoring.eu-west-3.amazonaws.com HTTP and HTTPS
Europe (Stockholm) eu-north-1 monitoring.eu-north-1.amazonaws.com HTTP and HTTPS
Middle East (Bahrain) me-south-1 monitoring.me-south-1.amazonaws.com HTTP and HTTPS
South America (São Paulo) sa-east-1 monitoring.sa-east-1.amazonaws.com HTTP and HTTPS
AWS GovCloud (US-East) us-gov-east-1

monitoring.us-gov-east-1.amazonaws.com

monitoring.us-gov-east-1.amazonaws.com

HTTP and HTTPS

HTTPS

AWS GovCloud (US-West) us-gov-west-1

monitoring.us-gov-west-1.amazonaws.com

monitoring.us-gov-west-1.amazonaws.com

HTTP and HTTPS

HTTPS

Service quotas

Name Default Adjustable
Actions per CloudWatch alarm, per state 5 No
Canary limit 100 Yes
Data retention 15 No
Dimensions per metric 10 No
Metric data queries per GetMetricData request 500 No
MetricDatum items per PutMetricData request 20 No
Metrics per dashboard 2,500 No
Metrics per dashboard widget 500 No
Minimum frequency 60,000 Milliseconds No
Number of Contributor Insights rules 100 Yes
Number of alarms 5,000 Yes
Payload size for PutMetricData requests 40 No
Rate of DeleteAlarms requests 3 per second No
Rate of DeleteDashboards requests 10 per second Yes
Rate of DeleteInsightRules requests 1 No
Rate of DeleteMetricStream requests 10 per second Yes
Rate of DescribeAlarmHistory requests 3 per second No
Rate of DescribeAlarms requests 9 per second Yes
Rate of DescribeAlarmsForMetric requests 3 per second No
Rate of DescribeInsightRules requests 1 No
Rate of DisableAlarmActions requests 3 per second No
Rate of DisableInsightRules requests 1 No
Rate of EnableAlarmActions requests 3 per second No
Rate of EnableInsightRules requests 1 No
Rate of GetDashboard requests 10 per second Yes
Rate of GetInsightRuleReport requests 20 Yes
Rate of GetMetricData datapoints for metrics older than three hours 396,000 No
Rate of GetMetricData datapoints for the last three hours of metrics 180,000 No
Rate of GetMetricData requests 50 per second Yes
Rate of GetMetricStatistics requests 400 per second Yes
Rate of GetMetricStream requests 10 per second Yes
Rate of GetMetricWidgetImage requests 20 per second Yes
Rate of ListDashboards requests 10 per second Yes
Rate of ListMetricStreams requests 10 per second Yes
Rate of ListMetrics requests 25 per second Yes
Rate of ListTagsForResource requests 10 per second No
Rate of PutDashboard requests 10 per second Yes
Rate of PutInsightRule requests 1 No
Rate of PutMetricAlarm requests 3 per second Yes
Rate of PutMetricData requests 150 per second Yes
Rate of PutMetricStream requests 10 per second Yes
Rate of SetAlarmState requests 3 per second No
Rate of StartMetricStreams requests 10 per second Yes
Rate of StopMetricStreams requests 10 per second Yes
Rate of TagResource requests 1 per second No
Rate of UntagResource requests 1 per second No

For more information, see CloudWatch Quotas in the Amazon CloudWatch User Guide.