Merge branch 'master' into apm-fix-time-comparison

elastic · Jun 16, 2021 · 74ee2d1 · 74ee2d1
2 parents c30cfdf + d2e81ee
commit 74ee2d1
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diff --git a/.ci/Jenkinsfile_flaky b/.ci/Jenkinsfile_flaky
@@ -4,7 +4,6 @@ library 'kibana-pipeline-library'
 kibanaLibrary.load()
 
 def TASK_PARAM = params.TASK ?: params.CI_GROUP
-
 // Looks like 'oss:ciGroup:1', 'oss:firefoxSmoke'
 def JOB_PARTS = TASK_PARAM.split(':')
 def IS_XPACK = JOB_PARTS[0] == 'xpack'
@@ -111,6 +110,8 @@ def getWorkerFromParams(isXpack, job, ciGroup) {
       return kibanaPipeline.scriptTaskDocker('Jest Integration Tests', 'test/scripts/test/jest_integration.sh')
     } else if (job == 'apiIntegration') {
       return kibanaPipeline.scriptTask('API Integration Tests', 'test/scripts/test/api_integration.sh')
+    } else if (job == 'pluginFunctional') {
+      return kibanaPipeline.functionalTestProcess('oss-pluginFunctional', './test/scripts/jenkins_plugin_functional.sh')
     } else {
       return kibanaPipeline.ossCiGroupProcess(ciGroup)
     }

diff --git a/.ci/end2end.groovy b/.ci/end2end.groovy
@@ -13,12 +13,12 @@ pipeline {
     BASE_DIR = 'src/github.com/elastic/kibana'
     HOME = "${env.WORKSPACE}"
     E2E_DIR = 'x-pack/plugins/apm/e2e'
-    PIPELINE_LOG_LEVEL = 'DEBUG'
+    PIPELINE_LOG_LEVEL = 'INFO'
     KBN_OPTIMIZER_THEMES = 'v7light'
   }
   options {
     timeout(time: 1, unit: 'HOURS')
-    buildDiscarder(logRotator(numToKeepStr: '40', artifactNumToKeepStr: '20', daysToKeepStr: '30'))
+    buildDiscarder(logRotator(numToKeepStr: '30', artifactNumToKeepStr: '10', daysToKeepStr: '30'))
     timestamps()
     ansiColor('xterm')
     disableResume()

diff --git a/docs/canvas/canvas-function-reference.asciidoc b/docs/canvas/canvas-function-reference.asciidoc
@@ -71,7 +71,7 @@ Alias: `condition`
 [[alterColumn_fn]]
 === `alterColumn`
 
-Converts between core types, including `string`, `number`, `null`, `boolean`, and `date`, and renames columns. See also <<mapColumn_fn>> and <<staticColumn_fn>>.
+Converts between core types, including `string`, `number`, `null`, `boolean`, and `date`, and renames columns. See also <<mapColumn_fn>>, <<mathColumn_fn>>, and <<staticColumn_fn>>.
 
 *Expression syntax*
 [source,js]
@@ -1717,23 +1717,23 @@ Adds a column calculated as the result of other columns. Changes are made only w
 |===
 |Argument |Type |Description
 
+|`id`
+
+|`string`, `null`
+|An optional id of the resulting column. When no id is provided, the id will be looked up from the existing column by the provided name argument. If no column with this name exists yet, a new column with this name and an identical id will be added to the table.
+
 |_Unnamed_ ***
 
 Aliases: `column`, `name`
 |`string`
-|The name of the resulting column.
+|The name of the resulting column. Names are not required to be unique.
 
 |`expression` ***
 
 Aliases: `exp`, `fn`, `function`
 |`boolean`, `number`, `string`, `null`
 |A Canvas expression that is passed to each row as a single row `datatable`.
 
-|`id`
-
-|`string`, `null`
-|An optional id of the resulting column. When not specified or `null` the name argument is used as id.
-
 |`copyMetaFrom`
 
 |`string`, `null`
@@ -1808,6 +1808,47 @@ Default: `"throw"`
 *Returns:* `number` | `boolean` | `null`
 
 
+[float]
+[[mathColumn_fn]]
+=== `mathColumn`
+
+Adds a column by evaluating `TinyMath` on each row. This function is optimized for math, so it performs better than the <<mapColumn_fn>> with a <<math_fn>>.
+*Accepts:* `datatable`
+
+[cols="3*^<"]
+|===
+|Argument |Type |Description
+
+|id ***
+|`string`
+|id of the resulting column. Must be unique.
+
+|name ***
+|`string`
+|The name of the resulting column. Names are not required to be unique.
+
+|_Unnamed_
+
+Alias: `expression`
+|`string`
+|A `TinyMath` expression evaluated on each row. See https://www.elastic.co/guide/en/kibana/current/canvas-tinymath-functions.html.
+
+|`onError`
+
+|`string`
+|In case the `TinyMath` evaluation fails or returns NaN, the return value is specified by onError. For example, `"null"`, `"zero"`, `"false"`, `"throw"`. When `"throw"`, it will throw an exception, terminating expression execution.
+
+Default: `"throw"`
+
+|`copyMetaFrom`
+
+|`string`, `null`
+|If set, the meta object from the specified column id is copied over to the specified target column. Throws an exception if the column doesn't exist
+|===
+
+*Returns:* `datatable`
+
+
 [float]
 [[metric_fn]]
 === `metric`
@@ -2581,7 +2622,7 @@ Default: `false`
 [[staticColumn_fn]]
 === `staticColumn`
 
-Adds a column with the same static value in every row. See also <<alterColumn_fn>> and <<mapColumn_fn>>.
+Adds a column with the same static value in every row. See also <<alterColumn_fn>>, <<mapColumn_fn>>, and <<mathColumn_fn>>.
 
 *Accepts:* `datatable`
 

diff --git a/...elopment/core/public/kibana-plugin-core-public.applicationstart.geturlforapp.md b/...elopment/core/public/kibana-plugin-core-public.applicationstart.geturlforapp.md
@@ -16,6 +16,7 @@ Note that when generating absolute urls, the origin (protocol, host and port) ar
 getUrlForApp(appId: string, options?: {
         path?: string;
         absolute?: boolean;
+        deepLinkId?: string;
     }): string;
 ```
 
@@ -24,7 +25,7 @@ getUrlForApp(appId: string, options?: {
 |  Parameter | Type | Description |
 |  --- | --- | --- |
 |  appId | <code>string</code> |  |
-|  options | <code>{</code><br/><code>        path?: string;</code><br/><code>        absolute?: boolean;</code><br/><code>    }</code> |  |
+|  options | <code>{</code><br/><code>        path?: string;</code><br/><code>        absolute?: boolean;</code><br/><code>        deepLinkId?: string;</code><br/><code>    }</code> |  |
 
 <b>Returns:</b>
 

diff --git a/...ugins-data-public.plugin._constructor_.md → ...s-data-public.dataplugin._constructor_.md b/...ugins-data-public.plugin._constructor_.md → ...s-data-public.dataplugin._constructor_.md
@@ -1,8 +1,8 @@
 <!-- Do not edit this file. It is automatically generated by API Documenter. -->
 
-[Home](./index.md) &gt; [kibana-plugin-plugins-data-public](./kibana-plugin-plugins-data-public.md) &gt; [Plugin](./kibana-plugin-plugins-data-public.plugin.md) &gt; [(constructor)](./kibana-plugin-plugins-data-public.plugin._constructor_.md)
+[Home](./index.md) &gt; [kibana-plugin-plugins-data-public](./kibana-plugin-plugins-data-public.md) &gt; [DataPlugin](./kibana-plugin-plugins-data-public.dataplugin.md) &gt; [(constructor)](./kibana-plugin-plugins-data-public.dataplugin._constructor_.md)
 
-## Plugin.(constructor)
+## DataPlugin.(constructor)
 
 Constructs a new instance of the `DataPublicPlugin` class
 

diff --git a/...development/plugins/data/public/kibana-plugin-plugins-data-public.dataplugin.md b/...development/plugins/data/public/kibana-plugin-plugins-data-public.dataplugin.md
@@ -0,0 +1,26 @@
+<!-- Do not edit this file. It is automatically generated by API Documenter. -->
+
+[Home](./index.md) &gt; [kibana-plugin-plugins-data-public](./kibana-plugin-plugins-data-public.md) &gt; [DataPlugin](./kibana-plugin-plugins-data-public.dataplugin.md)
+
+## DataPlugin class
+
+<b>Signature:</b>
+
+```typescript
+export declare class DataPublicPlugin implements Plugin<DataPublicPluginSetup, DataPublicPluginStart, DataSetupDependencies, DataStartDependencies> 
+```
+
+## Constructors
+
+|  Constructor | Modifiers | Description |
+|  --- | --- | --- |
+|  [(constructor)(initializerContext)](./kibana-plugin-plugins-data-public.dataplugin._constructor_.md) |  | Constructs a new instance of the <code>DataPublicPlugin</code> class |
+
+## Methods
+
+|  Method | Modifiers | Description |
+|  --- | --- | --- |
+|  [setup(core, { bfetch, expressions, uiActions, usageCollection, inspector })](./kibana-plugin-plugins-data-public.dataplugin.setup.md) |  |  |
+|  [start(core, { uiActions })](./kibana-plugin-plugins-data-public.dataplugin.start.md) |  |  |
+|  [stop()](./kibana-plugin-plugins-data-public.dataplugin.stop.md) |  |  |
+
diff --git a/...lugin-plugins-data-public.plugin.setup.md → ...n-plugins-data-public.dataplugin.setup.md b/...lugin-plugins-data-public.plugin.setup.md → ...n-plugins-data-public.dataplugin.setup.md
@@ -1,8 +1,8 @@
 <!-- Do not edit this file. It is automatically generated by API Documenter. -->
 
-[Home](./index.md) &gt; [kibana-plugin-plugins-data-public](./kibana-plugin-plugins-data-public.md) &gt; [Plugin](./kibana-plugin-plugins-data-public.plugin.md) &gt; [setup](./kibana-plugin-plugins-data-public.plugin.setup.md)
+[Home](./index.md) &gt; [kibana-plugin-plugins-data-public](./kibana-plugin-plugins-data-public.md) &gt; [DataPlugin](./kibana-plugin-plugins-data-public.dataplugin.md) &gt; [setup](./kibana-plugin-plugins-data-public.dataplugin.setup.md)
 
-## Plugin.setup() method
+## DataPlugin.setup() method
 
 <b>Signature:</b>
 

diff --git a/...lugin-plugins-data-public.plugin.start.md → ...n-plugins-data-public.dataplugin.start.md b/...lugin-plugins-data-public.plugin.start.md → ...n-plugins-data-public.dataplugin.start.md
@@ -1,8 +1,8 @@
 <!-- Do not edit this file. It is automatically generated by API Documenter. -->
 
-[Home](./index.md) &gt; [kibana-plugin-plugins-data-public](./kibana-plugin-plugins-data-public.md) &gt; [Plugin](./kibana-plugin-plugins-data-public.plugin.md) &gt; [start](./kibana-plugin-plugins-data-public.plugin.start.md)
+[Home](./index.md) &gt; [kibana-plugin-plugins-data-public](./kibana-plugin-plugins-data-public.md) &gt; [DataPlugin](./kibana-plugin-plugins-data-public.dataplugin.md) &gt; [start](./kibana-plugin-plugins-data-public.dataplugin.start.md)
 
-## Plugin.start() method
+## DataPlugin.start() method
 
 <b>Signature:</b>
 

diff --git a/...plugin-plugins-data-public.plugin.stop.md → ...in-plugins-data-public.dataplugin.stop.md b/...plugin-plugins-data-public.plugin.stop.md → ...in-plugins-data-public.dataplugin.stop.md
@@ -1,8 +1,8 @@
 <!-- Do not edit this file. It is automatically generated by API Documenter. -->
 
-[Home](./index.md) &gt; [kibana-plugin-plugins-data-public](./kibana-plugin-plugins-data-public.md) &gt; [Plugin](./kibana-plugin-plugins-data-public.plugin.md) &gt; [stop](./kibana-plugin-plugins-data-public.plugin.stop.md)
+[Home](./index.md) &gt; [kibana-plugin-plugins-data-public](./kibana-plugin-plugins-data-public.md) &gt; [DataPlugin](./kibana-plugin-plugins-data-public.dataplugin.md) &gt; [stop](./kibana-plugin-plugins-data-public.dataplugin.stop.md)
 
-## Plugin.stop() method
+## DataPlugin.stop() method
 
 <b>Signature:</b>
 

diff --git a/docs/development/plugins/data/public/kibana-plugin-plugins-data-public.eskuery.md b/docs/development/plugins/data/public/kibana-plugin-plugins-data-public.eskuery.md
@@ -10,6 +10,6 @@
 esKuery: {
     nodeTypes: import("../common/es_query/kuery/node_types").NodeTypes;
     fromKueryExpression: (expression: any, parseOptions?: Partial<import("../common").KueryParseOptions>) => import("../common").KueryNode;
-    toElasticsearchQuery: (node: import("../common").KueryNode, indexPattern?: import("../common").IIndexPattern | undefined, config?: Record<string, any> | undefined, context?: Record<string, any> | undefined) => import("../../kibana_utils/common").JsonObject;
+    toElasticsearchQuery: (node: import("../common").KueryNode, indexPattern?: import("../common").IIndexPattern | undefined, config?: Record<string, any> | undefined, context?: Record<string, any> | undefined) => import("@kbn/common-utils").JsonObject;
 }
 ```
diff --git a/docs/development/plugins/data/public/kibana-plugin-plugins-data-public.md b/docs/development/plugins/data/public/kibana-plugin-plugins-data-public.md
@@ -11,6 +11,7 @@
 |  [AggConfig](./kibana-plugin-plugins-data-public.aggconfig.md) |  |
 |  [AggConfigs](./kibana-plugin-plugins-data-public.aggconfigs.md) |  |
 |  [AggParamType](./kibana-plugin-plugins-data-public.aggparamtype.md) |  |
+|  [DataPlugin](./kibana-plugin-plugins-data-public.dataplugin.md) |  |
 |  [DuplicateIndexPatternError](./kibana-plugin-plugins-data-public.duplicateindexpatternerror.md) |  |
 |  [FieldFormat](./kibana-plugin-plugins-data-public.fieldformat.md) |  |
 |  [FilterManager](./kibana-plugin-plugins-data-public.filtermanager.md) |  |
@@ -19,7 +20,6 @@
 |  [IndexPatternsService](./kibana-plugin-plugins-data-public.indexpatternsservice.md) |  |
 |  [OptionedParamType](./kibana-plugin-plugins-data-public.optionedparamtype.md) |  |
 |  [PainlessError](./kibana-plugin-plugins-data-public.painlesserror.md) |  |
-|  [Plugin](./kibana-plugin-plugins-data-public.plugin.md) |  |
 |  [SearchInterceptor](./kibana-plugin-plugins-data-public.searchinterceptor.md) |  |
 |  [SearchSource](./kibana-plugin-plugins-data-public.searchsource.md) | \* |
 |  [SearchTimeoutError](./kibana-plugin-plugins-data-public.searchtimeouterror.md) | Request Failure - When an entire multi request fails |

diff --git a/docs/development/plugins/data/server/kibana-plugin-plugins-data-server.eskuery.md b/docs/development/plugins/data/server/kibana-plugin-plugins-data-server.eskuery.md
@@ -10,6 +10,6 @@
 esKuery: {
     nodeTypes: import("../common/es_query/kuery/node_types").NodeTypes;
     fromKueryExpression: (expression: any, parseOptions?: Partial<import("../common").KueryParseOptions>) => import("../common").KueryNode;
-    toElasticsearchQuery: (node: import("../common").KueryNode, indexPattern?: import("../common").IIndexPattern | undefined, config?: Record<string, any> | undefined, context?: Record<string, any> | undefined) => import("../../kibana_utils/common").JsonObject;
+    toElasticsearchQuery: (node: import("../common").KueryNode, indexPattern?: import("../common").IIndexPattern | undefined, config?: Record<string, any> | undefined, context?: Record<string, any> | undefined) => import("@kbn/common-utils").JsonObject;
 }
 ```
diff --git a/.../public/kibana-plugin-plugins-embeddable-public.addpanelaction._constructor_.md b/.../public/kibana-plugin-plugins-embeddable-public.addpanelaction._constructor_.md
@@ -9,7 +9,7 @@ Constructs a new instance of the `AddPanelAction` class
 <b>Signature:</b>
 
 ```typescript
-constructor(getFactory: EmbeddableStart['getEmbeddableFactory'], getAllFactories: EmbeddableStart['getEmbeddableFactories'], overlays: OverlayStart, notifications: NotificationsStart, SavedObjectFinder: React.ComponentType<any>);
+constructor(getFactory: EmbeddableStart['getEmbeddableFactory'], getAllFactories: EmbeddableStart['getEmbeddableFactories'], overlays: OverlayStart, notifications: NotificationsStart, SavedObjectFinder: React.ComponentType<any>, reportUiCounter?: ((appName: string, type: import("@kbn/analytics").UiCounterMetricType, eventNames: string | string[], count?: number | undefined) => void) | undefined);
 ```
 
 ## Parameters
@@ -21,4 +21,5 @@ constructor(getFactory: EmbeddableStart['getEmbeddableFactory'], getAllFactories
 |  overlays | <code>OverlayStart</code> |  |
 |  notifications | <code>NotificationsStart</code> |  |
 |  SavedObjectFinder | <code>React.ComponentType&lt;any&gt;</code> |  |
+|  reportUiCounter | <code>((appName: string, type: import(&quot;@kbn/analytics&quot;).UiCounterMetricType, eventNames: string &#124; string[], count?: number &#124; undefined) =&gt; void) &#124; undefined</code> |  |
 
diff --git a/...ins/embeddable/public/kibana-plugin-plugins-embeddable-public.addpanelaction.md b/...ins/embeddable/public/kibana-plugin-plugins-embeddable-public.addpanelaction.md
@@ -14,7 +14,7 @@ export declare class AddPanelAction implements Action<ActionContext>
 
 |  Constructor | Modifiers | Description |
 |  --- | --- | --- |
-|  [(constructor)(getFactory, getAllFactories, overlays, notifications, SavedObjectFinder)](./kibana-plugin-plugins-embeddable-public.addpanelaction._constructor_.md) |  | Constructs a new instance of the <code>AddPanelAction</code> class |
+|  [(constructor)(getFactory, getAllFactories, overlays, notifications, SavedObjectFinder, reportUiCounter)](./kibana-plugin-plugins-embeddable-public.addpanelaction._constructor_.md) |  | Constructs a new instance of the <code>AddPanelAction</code> class |
 
 ## Properties
 

diff --git a/...embeddable/public/kibana-plugin-plugins-embeddable-public.openaddpanelflyout.md b/...embeddable/public/kibana-plugin-plugins-embeddable-public.openaddpanelflyout.md
@@ -15,14 +15,15 @@ export declare function openAddPanelFlyout(options: {
     notifications: NotificationsStart;
     SavedObjectFinder: React.ComponentType<any>;
     showCreateNewMenu?: boolean;
+    reportUiCounter?: UsageCollectionStart['reportUiCounter'];
 }): OverlayRef;
 ```
 
 ## Parameters
 
 |  Parameter | Type | Description |
 |  --- | --- | --- |
-|  options | <code>{</code><br/><code>    embeddable: IContainer;</code><br/><code>    getFactory: EmbeddableStart['getEmbeddableFactory'];</code><br/><code>    getAllFactories: EmbeddableStart['getEmbeddableFactories'];</code><br/><code>    overlays: OverlayStart;</code><br/><code>    notifications: NotificationsStart;</code><br/><code>    SavedObjectFinder: React.ComponentType&lt;any&gt;;</code><br/><code>    showCreateNewMenu?: boolean;</code><br/><code>}</code> |  |
+|  options | <code>{</code><br/><code>    embeddable: IContainer;</code><br/><code>    getFactory: EmbeddableStart['getEmbeddableFactory'];</code><br/><code>    getAllFactories: EmbeddableStart['getEmbeddableFactories'];</code><br/><code>    overlays: OverlayStart;</code><br/><code>    notifications: NotificationsStart;</code><br/><code>    SavedObjectFinder: React.ComponentType&lt;any&gt;;</code><br/><code>    showCreateNewMenu?: boolean;</code><br/><code>    reportUiCounter?: UsageCollectionStart['reportUiCounter'];</code><br/><code>}</code> |  |
 
 <b>Returns:</b>
 

diff --git a/...ublic/kibana-plugin-plugins-expressions-public.expressionfunctiondefinitions.md b/...ublic/kibana-plugin-plugins-expressions-public.expressionfunctiondefinitions.md
@@ -21,6 +21,7 @@ export interface ExpressionFunctionDefinitions
 |  [derivative](./kibana-plugin-plugins-expressions-public.expressionfunctiondefinitions.derivative.md) | <code>ExpressionFunctionDerivative</code> |  |
 |  [font](./kibana-plugin-plugins-expressions-public.expressionfunctiondefinitions.font.md) | <code>ExpressionFunctionFont</code> |  |
 |  [moving\_average](./kibana-plugin-plugins-expressions-public.expressionfunctiondefinitions.moving_average.md) | <code>ExpressionFunctionMovingAverage</code> |  |
+|  [overall\_metric](./kibana-plugin-plugins-expressions-public.expressionfunctiondefinitions.overall_metric.md) | <code>ExpressionFunctionOverallMetric</code> |  |
 |  [theme](./kibana-plugin-plugins-expressions-public.expressionfunctiondefinitions.theme.md) | <code>ExpressionFunctionTheme</code> |  |
 |  [var\_set](./kibana-plugin-plugins-expressions-public.expressionfunctiondefinitions.var_set.md) | <code>ExpressionFunctionVarSet</code> |  |
 |  [var](./kibana-plugin-plugins-expressions-public.expressionfunctiondefinitions.var.md) | <code>ExpressionFunctionVar</code> |  |

diff --git a/...ugin-plugins-expressions-public.expressionfunctiondefinitions.overall_metric.md b/...ugin-plugins-expressions-public.expressionfunctiondefinitions.overall_metric.md
@@ -0,0 +1,11 @@
+<!-- Do not edit this file. It is automatically generated by API Documenter. -->
+
+[Home](./index.md) &gt; [kibana-plugin-plugins-expressions-public](./kibana-plugin-plugins-expressions-public.md) &gt; [ExpressionFunctionDefinitions](./kibana-plugin-plugins-expressions-public.expressionfunctiondefinitions.md) &gt; [overall\_metric](./kibana-plugin-plugins-expressions-public.expressionfunctiondefinitions.overall_metric.md)
+
+## ExpressionFunctionDefinitions.overall\_metric property
+
+<b>Signature:</b>
+
+```typescript
+overall_metric: ExpressionFunctionOverallMetric;
+```
diff --git a/...erver/kibana-plugin-plugins-expressions-server.expressionfunctiondefinitions.md b/...erver/kibana-plugin-plugins-expressions-server.expressionfunctiondefinitions.md
@@ -21,6 +21,7 @@ export interface ExpressionFunctionDefinitions
 |  [derivative](./kibana-plugin-plugins-expressions-server.expressionfunctiondefinitions.derivative.md) | <code>ExpressionFunctionDerivative</code> |  |
 |  [font](./kibana-plugin-plugins-expressions-server.expressionfunctiondefinitions.font.md) | <code>ExpressionFunctionFont</code> |  |
 |  [moving\_average](./kibana-plugin-plugins-expressions-server.expressionfunctiondefinitions.moving_average.md) | <code>ExpressionFunctionMovingAverage</code> |  |
+|  [overall\_metric](./kibana-plugin-plugins-expressions-server.expressionfunctiondefinitions.overall_metric.md) | <code>ExpressionFunctionOverallMetric</code> |  |
 |  [theme](./kibana-plugin-plugins-expressions-server.expressionfunctiondefinitions.theme.md) | <code>ExpressionFunctionTheme</code> |  |
 |  [var\_set](./kibana-plugin-plugins-expressions-server.expressionfunctiondefinitions.var_set.md) | <code>ExpressionFunctionVarSet</code> |  |
 |  [var](./kibana-plugin-plugins-expressions-server.expressionfunctiondefinitions.var.md) | <code>ExpressionFunctionVar</code> |  |

diff --git a/...ugin-plugins-expressions-server.expressionfunctiondefinitions.overall_metric.md b/...ugin-plugins-expressions-server.expressionfunctiondefinitions.overall_metric.md
@@ -0,0 +1,11 @@
+<!-- Do not edit this file. It is automatically generated by API Documenter. -->
+
+[Home](./index.md) &gt; [kibana-plugin-plugins-expressions-server](./kibana-plugin-plugins-expressions-server.md) &gt; [ExpressionFunctionDefinitions](./kibana-plugin-plugins-expressions-server.expressionfunctiondefinitions.md) &gt; [overall\_metric](./kibana-plugin-plugins-expressions-server.expressionfunctiondefinitions.overall_metric.md)
+
+## ExpressionFunctionDefinitions.overall\_metric property
+
+<b>Signature:</b>
+
+```typescript
+overall_metric: ExpressionFunctionOverallMetric;
+```
diff --git a/docs/discover/search-sessions.asciidoc b/docs/discover/search-sessions.asciidoc
@@ -68,3 +68,19 @@ behaves differently:
 * Relative dates are converted to absolute dates.
 * Panning and zooming is disabled for maps.
 * Changing a filter, query, or drilldown starts a new search session, which can be slow.
+
+[float]
+==== Limitations
+
+Certain visualization features do not fully support background search sessions yet. If a dashboard using these features gets restored,
+all panels using unsupported features won't load immediately, but instead send out additional data requests which can take a while to complete.
+In this case a warning *Your search session is still running* will be shown.
+
+You can either wait for these additional requests to complete or come back to the dashboard later when all data requests have been finished.
+
+A panel on a dashboard can behave like this if one of the following features is used:
+* *Lens* - A *top values* dimension with an enabled setting *Group other values as "Other"* (configurable in the *Advanced* section of the dimension)
+* *Lens* - An *intervals* dimension is used
+* *Aggregation based* visualizations - A *terms* aggregation is used with an enabled setting *Group other values in separate bucket*
+* *Aggregation based* visualizations - A *histogram* aggregation is used
+* *Maps* - Layers using joins, blended layers or tracks layers are used