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AWS::CloudWatch::LogAlarm ScheduledQueryConfiguration
The configuration of the underlying CloudWatch Logs scheduled query that this alarm evaluates, including the query string, log groups, schedule, and aggregation expression.
Syntax
To declare this entity in your Amazon 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