fix: fixed TPS widget axis labels (#128)

Found some TPS axes that had invalid (Count-based) label.

---

_By submitting this pull request, I confirm that my contribution is made under the terms of the Apache-2.0 license_

Author: voho

lib/common/metric/MetricFactory.ts

@@ -334,7 +334,7 @@ export class MetricFactory {
           labelPrefix === "Invocations" ||
           labelPrefix === "Transactions"
         ) {
-          // currently kept as "TPS" to reduce number of snapshot changes
+          // currently, kept as "TPS" to reduce number of snapshot changes
           perSecondLabel = `TPS${labelAppendix}`;
         }
         return this.createMetricMath(

lib/monitoring/aws-apigatewayv2/ApiGatewayV2HttpApiMonitoring.ts

@@ -369,7 +369,7 @@ export class ApiGatewayV2HttpApiMonitoring extends Monitoring {
       height,
       title: "TPS",
       left: [this.tpsMetric],
-      leftYAxis: CountAxisFromZero,
+      leftYAxis: RateAxisFromZero,
       leftAnnotations: this.tpsAnnotations,
     });
   }

lib/monitoring/aws-cloudfront/CloudFrontDistributionMonitoring.ts

@@ -7,7 +7,6 @@ import {
 import {
   AlarmFactory,
   BaseMonitoringProps,
-  CountAxisFromZero,
   DefaultGraphWidgetHeight,
   DefaultSummaryWidgetHeight,
   ErrorAlarmFactory,
@@ -184,7 +183,7 @@ export class CloudFrontDistributionMonitoring extends Monitoring {
       height,
       title: "TPS",
       left: [this.tpsMetric],
-      leftYAxis: CountAxisFromZero,
+      leftYAxis: RateAxisFromZero,
       leftAnnotations: this.tpsAnnotations,
     });
   }

lib/monitoring/aws-lambda/LambdaFunctionMonitoring.ts

@@ -522,7 +522,7 @@ export class LambdaFunctionMonitoring extends Monitoring {
       height,
       title: "TPS",
       left: [this.tpsMetric],
-      leftYAxis: CountAxisFromZero,
+      leftYAxis: RateAxisFromZero,
       leftAnnotations: this.tpsAnnotations,
     });
   }

lib/monitoring/aws-opensearch/OpenSearchClusterMonitoring.ts

@@ -26,6 +26,7 @@ import {
   OpenSearchKmsKeyInaccessibleThreshold,
   PercentageAxisFromZeroToHundred,
   QuarterWidth,
+  RateAxisFromZero,
   ThirdWidth,
   TimeAxisMillisFromZero,
   UsageAlarmFactory,
@@ -402,7 +403,7 @@ export class OpenSearchClusterMonitoring extends Monitoring {
         height: DefaultSummaryWidgetHeight,
         title: "TPS",
         left: [this.tpsMetric],
-        leftYAxis: CountAxisFromZero,
+        leftYAxis: RateAxisFromZero,
       }),
       // Indexing latency
       new GraphWidget({
@@ -467,7 +468,7 @@ export class OpenSearchClusterMonitoring extends Monitoring {
           height: DefaultGraphWidgetHeight,
           title: "TPS",
           left: [this.tpsMetric],
-          leftYAxis: CountAxisFromZero,
+          leftYAxis: RateAxisFromZero,
         }),
         // Indexing latency
         new GraphWidget({