[APM] Remove service maps badge row and num instances in popover (#65492)

* Closes #65487 by removing the badge row and num instances metrics

* removed unused translations for xpack.apm.serviceMap.numInstancesMetric

x-pack/plugins/apm/common/service_map.ts

@@ -34,7 +34,6 @@ export interface Connection {
 }
 
 export interface ServiceNodeMetrics {
-  numInstances: number;
   avgMemoryUsage: number | null;
   avgCpuUsage: number | null;
   avgTransactionDuration: number | null;

x-pack/plugins/apm/public/components/app/ServiceMap/Popover/Popover.stories.tsx

@@ -16,7 +16,6 @@ storiesOf('app/ServiceMap/Popover/ServiceMetricList', module)
       avgRequestsPerMinute={164.47222031860858}
       avgCpuUsage={0.32809666568309237}
       avgMemoryUsage={0.5504868173242986}
-      numInstances={2}
       isLoading={false}
     />
   ))
@@ -27,7 +26,6 @@ storiesOf('app/ServiceMap/Popover/ServiceMetricList', module)
       avgRequestsPerMinute={null}
       avgCpuUsage={null}
       avgMemoryUsage={null}
-      numInstances={1}
       isLoading={true}
     />
   ))
@@ -38,7 +36,6 @@ storiesOf('app/ServiceMap/Popover/ServiceMetricList', module)
       avgRequestsPerMinute={8.439583235652972}
       avgCpuUsage={null}
       avgMemoryUsage={null}
-      numInstances={1}
       isLoading={false}
     />
   ))
@@ -49,7 +46,6 @@ storiesOf('app/ServiceMap/Popover/ServiceMetricList', module)
       avgRequestsPerMinute={null}
       avgCpuUsage={null}
       avgMemoryUsage={null}
-      numInstances={1}
       isLoading={false}
     />
   ));

x-pack/plugins/apm/public/components/app/ServiceMap/Popover/ServiceMetricList.tsx

@@ -4,12 +4,7 @@
  * you may not use this file except in compliance with the Elastic License.
  */
 
-import {
-  EuiBadge,
-  EuiFlexGroup,
-  EuiFlexItem,
-  EuiLoadingSpinner
-} from '@elastic/eui';
+import { EuiFlexGroup, EuiLoadingSpinner } from '@elastic/eui';
 import lightTheme from '@elastic/eui/dist/eui_theme_light.json';
 import { i18n } from '@kbn/i18n';
 import { isNumber } from 'lodash';
@@ -30,10 +25,6 @@ function LoadingSpinner() {
   );
 }
 
-const BadgeRow = styled(EuiFlexItem)`
-  padding-bottom: ${lightTheme.gutterTypes.gutterSmall};
-`;
-
 export const ItemRow = styled('tr')`
   line-height: 2;
 `;
@@ -57,7 +48,6 @@ export function ServiceMetricList({
   avgErrorsPerMinute,
   avgCpuUsage,
   avgMemoryUsage,
-  numInstances,
   isLoading
 }: ServiceMetricListProps) {
   const listItems = [
@@ -110,39 +100,22 @@ export function ServiceMetricList({
         : null
     }
   ];
-  const showBadgeRow = numInstances > 1;
 
   return isLoading ? (
     <LoadingSpinner />
   ) : (
-    <>
-      {showBadgeRow && (
-        <BadgeRow>
-          <EuiFlexGroup gutterSize="none">
-            {numInstances > 1 && (
-              <EuiBadge iconType="apps" color="hollow">
-                {i18n.translate('xpack.apm.serviceMap.numInstancesMetric', {
-                  values: { numInstances },
-                  defaultMessage: '{numInstances} instances'
-                })}
-              </EuiBadge>
-            )}
-          </EuiFlexGroup>
-        </BadgeRow>
-      )}
-      <table>
-        <tbody>
-          {listItems.map(
-            ({ title, description }) =>
-              description && (
-                <ItemRow key={title}>
-                  <ItemTitle>{title}</ItemTitle>
-                  <ItemDescription>{description}</ItemDescription>
-                </ItemRow>
-              )
-          )}
-        </tbody>
-      </table>
-    </>
+    <table>
+      <tbody>
+        {listItems.map(
+          ({ title, description }) =>
+            description && (
+              <ItemRow key={title}>
+                <ItemTitle>{title}</ItemTitle>
+                <ItemDescription>{description}</ItemDescription>
+              </ItemRow>
+            )
+        )}
+      </tbody>
+    </table>
   );
 }

x-pack/plugins/apm/server/lib/service_map/get_service_map_service_node_info.ts

@@ -14,8 +14,7 @@ import {
   TRANSACTION_DURATION,
   METRIC_SYSTEM_CPU_PERCENT,
   METRIC_SYSTEM_FREE_MEMORY,
-  METRIC_SYSTEM_TOTAL_MEMORY,
-  SERVICE_NODE_NAME
+  METRIC_SYSTEM_TOTAL_MEMORY
 } from '../../../common/elasticsearch_fieldnames';
 import { percentMemoryUsedScript } from '../metrics/by_agent/shared/memory';
 
@@ -56,22 +55,19 @@ export async function getServiceMapServiceNodeInfo({
     errorMetrics,
     transactionMetrics,
     cpuMetrics,
-    memoryMetrics,
-    instanceMetrics
+    memoryMetrics
   ] = await Promise.all([
     getErrorMetrics(taskParams),
     getTransactionMetrics(taskParams),
     getCpuMetrics(taskParams),
-    getMemoryMetrics(taskParams),
-    getNumInstances(taskParams)
+    getMemoryMetrics(taskParams)
   ]);
 
   return {
     ...errorMetrics,
     ...transactionMetrics,
     ...cpuMetrics,
-    ...memoryMetrics,
-    ...instanceMetrics
+    ...memoryMetrics
   };
 }
 
@@ -226,47 +222,3 @@ async function getMemoryMetrics({
     avgMemoryUsage: response.aggregations?.avgMemoryUsage.value ?? null
   };
 }
-
-async function getNumInstances({
-  setup,
-  filter
-}: TaskParameters): Promise<{ numInstances: number }> {
-  const { client, indices } = setup;
-  const response = await client.search({
-    index: indices['apm_oss.transactionIndices'],
-    body: {
-      query: {
-        bool: {
-          filter: filter.concat([
-            {
-              term: {
-                [PROCESSOR_EVENT]: 'transaction'
-              }
-            },
-            {
-              exists: {
-                field: SERVICE_NODE_NAME
-              }
-            },
-            {
-              exists: {
-                field: METRIC_SYSTEM_TOTAL_MEMORY
-              }
-            }
-          ])
-        }
-      },
-      aggs: {
-        instances: {
-          cardinality: {
-            field: SERVICE_NODE_NAME
-          }
-        }
-      }
-    }
-  });
-
-  return {
-    numInstances: response.aggregations?.instances.value || 1
-  };
-}

x-pack/plugins/translations/translations/ja-JP.json

@@ -4386,7 +4386,6 @@
     "xpack.apm.serviceMap.emptyBanner.title": "単一のサービスしかないようです。",
     "xpack.apm.serviceMap.focusMapButtonText": "焦点マップ",
     "xpack.apm.serviceMap.invalidLicenseMessage": "サービスマップを利用するには、Elastic Platinum ライセンスが必要です。これにより、APM データとともにアプリケーションスタック全てを可視化することができるようになります。",
-    "xpack.apm.serviceMap.numInstancesMetric": "{numInstances}インスタンス",
     "xpack.apm.serviceMap.serviceDetailsButtonText": "サービス詳細",
     "xpack.apm.serviceMap.subtypePopoverMetric": "サブタイプ",
     "xpack.apm.serviceMap.typePopoverMetric": "タイプ",

x-pack/plugins/translations/translations/zh-CN.json

@@ -4387,7 +4387,6 @@
     "xpack.apm.serviceMap.emptyBanner.title": "似乎仅有一个服务。",
     "xpack.apm.serviceMap.focusMapButtonText": "聚焦地图",
     "xpack.apm.serviceMap.invalidLicenseMessage": "要访问服务地图，必须订阅 Elastic 白金级许可证。使用该许可证，您将能够可视化整个应用程序堆栈以及 APM 数据。",
-    "xpack.apm.serviceMap.numInstancesMetric": "{numInstances} 个实例",
     "xpack.apm.serviceMap.serviceDetailsButtonText": "服务详情",
     "xpack.apm.serviceMap.subtypePopoverMetric": "子类型",
     "xpack.apm.serviceMap.typePopoverMetric": "类型",