[8.16] [ML] Update allocations tooltip to clarify that it is per node (…

…elastic#197099) (elastic#197488)

# Backport

This will backport the following commits from `main` to `8.16`:
- [[ML] Update allocations tooltip to clarify that it's per node
(elastic#197099)](elastic#197099)

<!--- Backport version: 9.4.3 -->

### Questions ?
Please refer to the [Backport tool
documentation](https://github.com/sqren/backport)

<!--BACKPORT [{"author":{"name":"Liam
Thompson","email":"[email protected]"},"sourceCommit":{"committedDate":"2024-10-23T15:30:13Z","message":"[ML]
Update allocations tooltip to clarify that it's per node
(elastic#197099)\n\nClarifies text to mention nodes, conditional on being
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Update allocations tooltip to clarify that it's per
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Update allocations tooltip to clarify that it's per node
(elastic#197099)\n\nClarifies text to mention nodes, conditional on being
not-serverless","sha":"ea4ce57141019606b148016f667dd7a0cf98ff8c"}},"sourceBranch":"main","suggestedTargetBranches":["8.16"],"targetPullRequestStates":[{"branch":"main","label":"v9.0.0","branchLabelMappingKey":"^v9.0.0$","isSourceBranch":true,"state":"MERGED","url":"https://github.com/elastic/kibana/pull/197099","number":197099,"mergeCommit":{"message":"[ML]
Update allocations tooltip to clarify that it's per node
(elastic#197099)\n\nClarifies text to mention nodes, conditional on being
not-serverless","sha":"ea4ce57141019606b148016f667dd7a0cf98ff8c"}},{"branch":"8.16","label":"v8.16.0","branchLabelMappingKey":"^v(\\d+).(\\d+).\\d+$","isSourceBranch":false,"state":"NOT_CREATED"}]}]
BACKPORT-->

Co-authored-by: Liam Thompson <[email protected]>

x-pack/plugins/ml/public/application/memory_usage/nodes_overview/allocated_models.tsx

@@ -24,6 +24,7 @@ import type {
   NodeDeploymentStatsResponse,
 } from '../../../../common/types/trained_models';
 import { useFieldFormatter } from '../../contexts/kibana/use_field_formatter';
+import { useEnabledFeatures } from '../../contexts/ml';
 
 interface AllocatedModelsProps {
   models: NodeDeploymentStatsResponse['allocated_models'];
@@ -38,6 +39,7 @@ export const AllocatedModels: FC<AllocatedModelsProps> = ({
   const dateFormatter = useFieldFormatter(FIELD_FORMAT_IDS.DATE);
   const durationFormatter = useFieldFormatter(FIELD_FORMAT_IDS.DURATION);
   const euiTheme = useEuiTheme();
+  const { showNodeInfo } = useEnabledFeatures();
 
   const columns: Array<EuiBasicTableColumn<AllocatedModel>> = [
     {
@@ -105,9 +107,20 @@ export const AllocatedModels: FC<AllocatedModelsProps> = ({
       width: '8%',
       name: (
         <EuiToolTip
-          content={i18n.translate('xpack.ml.trainedModels.nodesList.modelsList.allocationTooltip', {
-            defaultMessage: 'number_of_allocations times threads_per_allocation',
-          })}
+          content={
+            showNodeInfo
+              ? i18n.translate(
+                  'xpack.ml.trainedModels.nodesList.modelsList.allocationTooltipNodes',
+                  {
+                    defaultMessage:
+                      'Number of allocations per node multiplied by number of threads per allocation',
+                  }
+                )
+              : i18n.translate('xpack.ml.trainedModels.nodesList.modelsList.allocationTooltip', {
+                  defaultMessage:
+                    'Number of allocations multiplied by number of threads per allocation',
+                })
+          }
         >
           <span>
             {i18n.translate('xpack.ml.trainedModels.nodesList.modelsList.allocationHeader', {