CloudWatch: Logs queries should retry on throttling errors (#92535)

CloudWatch: logs queries should retry on throttling errors

pkg/tsdb/cloudwatch/log_actions.go

@@ -25,6 +25,7 @@ import (
 
 const (
 	limitExceededException      = "LimitExceededException"
+	throttlingException         = "ThrottlingException"
 	defaultEventLimit           = int64(10)
 	defaultLogGroupLimit        = int64(50)
 	logIdentifierInternal       = "__log__grafana_internal__"
@@ -233,6 +234,9 @@ func (e *cloudWatchExecutor) executeStartQuery(ctx context.Context, logsClient c
 		if errors.As(err, &awsErr) && awsErr.Code() == "LimitExceededException" {
 			e.logger.FromContext(ctx).Debug("ExecuteStartQuery limit exceeded", "err", awsErr)
 			err = &AWSError{Code: limitExceededException, Message: err.Error()}
+		} else if errors.As(err, &awsErr) && awsErr.Code() == "ThrottlingException" {
+			e.logger.FromContext(ctx).Debug("ExecuteStartQuery rate exceeded", "err", awsErr)
+			err = &AWSError{Code: throttlingException, Message: err.Error()}
 		}
 		err = errorsource.DownstreamError(err, false)
 	}