Feature/translate monitoring server(part_2) (#25402)

* Translate monitoring -> server -> metrics

* Add monitooring path to i18nrx.json file

* Fix issues

* Remove eslint rule disabling

x-pack/plugins/monitoring/server/lib/metrics/apm/classes.js

@@ -6,6 +6,7 @@
 
 import { ClusterMetric, Metric } from '../classes';
 import { SMALL_FLOAT, LARGE_FLOAT } from '../../../../common/formatting';
+import { i18n } from '@kbn/i18n';
 
 export class ApmClusterMetric extends ClusterMetric {
   constructor(opts) {
@@ -83,7 +84,9 @@ export class ApmEventsRateClusterMetric extends ApmClusterMetric {
       derivative: true,
       format: LARGE_FLOAT,
       metricAgg: 'max',
-      units: '/m'
+      units: i18n.translate('xpack.monitoring.metrics.apm.perMinuteUnitLabel', {
+        defaultMessage: '/m'
+      })
     });
 
     this.aggs = {

x-pack/plugins/monitoring/server/lib/metrics/beats/classes.js

@@ -11,6 +11,11 @@ import {
   LARGE_BYTES
 } from '../../../../common/formatting';
 import { NORMALIZED_DERIVATIVE_UNIT } from '../../../../common/constants';
+import { i18n } from '@kbn/i18n';
+
+const perSecondUnitLabel = i18n.translate('xpack.monitoring.metrics.beats.perSecondUnitLabel', {
+  defaultMessage: '/s'
+});
 
 export class BeatsClusterMetric extends ClusterMetric {
   constructor(opts) {
@@ -36,7 +41,7 @@ export class BeatsEventsRateClusterMetric extends BeatsClusterMetric {
       derivative: true,
       format: LARGE_FLOAT,
       metricAgg: 'max',
-      units: '/s'
+      units: perSecondUnitLabel
     });
 
     this.aggs = {
@@ -102,7 +107,7 @@ export class BeatsEventsRateMetric extends BeatsMetric {
       ...opts,
       format: LARGE_FLOAT,
       metricAgg: 'max',
-      units: '/s',
+      units: perSecondUnitLabel,
       derivative: true
     });
   }
@@ -114,7 +119,7 @@ export class BeatsByteRateMetric extends BeatsMetric {
       ...opts,
       format: LARGE_BYTES,
       metricAgg: 'max',
-      units: '/s',
+      units: perSecondUnitLabel,
       derivative: true
     });
   }

x-pack/plugins/monitoring/server/lib/metrics/elasticsearch/classes.js

@@ -12,6 +12,7 @@ import {
   SMALL_BYTES
 } from '../../../../common/formatting';
 import { NORMALIZED_DERIVATIVE_UNIT } from '../../../../common/constants';
+import { i18n } from '@kbn/i18n';
 
 export class ElasticsearchMetric extends Metric {
   constructor(opts) {
@@ -70,7 +71,9 @@ export class LatencyMetric extends ElasticsearchMetric {
       ...opts,
       format: LARGE_FLOAT,
       metricAgg: 'sum', // NOTE: this is used for a pointless aggregation
-      units: 'ms'
+      units: i18n.translate('xpack.monitoring.metrics.es.msTimeUnitLabel', {
+        defaultMessage: 'ms'
+      })
     });
 
     this.checkRequiredParams({
@@ -85,7 +88,9 @@ export class LatencyMetric extends ElasticsearchMetric {
       metricField = 'search.query';
     } else {
       throw new Error(
-        'Latency metric param must be a string equal to `index` or `query`'
+        i18n.translate('xpack.monitoring.metrics.es.latencyMetricParamErrorMessage', {
+          defaultMessage: 'Latency metric param must be a string equal to `index` or `query`'
+        })
       );
     }
 
@@ -139,7 +144,9 @@ export class RequestRateMetric extends ElasticsearchMetric {
       derivative: true,
       format: LARGE_FLOAT,
       metricAgg: 'max',
-      units: '/s'
+      units: i18n.translate('xpack.monitoring.metrics.es.perSecondsUnitLabel', {
+        defaultMessage: '/s'
+      })
     });
   }
 }
@@ -329,7 +336,9 @@ export class MillisecondsToSecondsMetric extends ElasticsearchMetric {
   constructor(opts) {
     super({
       ...opts,
-      units: 's',
+      units: i18n.translate('xpack.monitoring.metrics.es.secondsUnitLabel', {
+        defaultMessage: 's'
+      })
     });
 
     this.calculation = bucket => {