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AWS::CloudWatch::LogAlarm ScheduledQueryConfiguration
The configuration of the CloudWatch Logs scheduled query that backs a log alarm.
Syntax
To declare this entity in your CloudFormation template, use the following syntax:
JSON
{ "AggregationExpression" :String, "LogGroupIdentifiers" :[ String, ... ], "QueryString" :String, "ScheduleConfiguration" :ScheduleConfiguration, "ScheduledQueryRoleARN" :String}
YAML
AggregationExpression:StringLogGroupIdentifiers:- StringQueryString:StringScheduleConfiguration:ScheduleConfigurationScheduledQueryRoleARN:String
Properties
AggregationExpression-
The expression that defines how to aggregate query results into one or more scalar values for alarm evaluation. For example,
count(*)oravg(latency) by host | sort desc. Length constraints: minimum 1 character, maximum 2048 characters.Required: Yes
Type: String
Update requires: No interruption
LogGroupIdentifiers-
The log groups to query. Each entry can be a log group name or ARN. Use the ARN form when querying log groups in a different account (for example, when running cross-account queries from a monitoring account). The list must contain between 1 and 50 entries.
Required: Yes
Type: Array of String
Update requires: No interruption
QueryString-
The CloudWatch Logs query to execute on each scheduled run. Length constraints: maximum of 10,000 characters.
Required: Yes
Type: String
Update requires: No interruption
ScheduleConfiguration-
The schedule and time-range offset configuration for the underlying scheduled query.
Required: Yes
Type: ScheduleConfiguration
Update requires: No interruption
ScheduledQueryRoleARN-
The Amazon Resource Name (ARN) of the IAM role that CloudWatch assumes when executing the scheduled query against the configured log groups.
Required: Yes
Type: String
Update requires: No interruption
