diff --git a/docs/development/core/server/kibana-plugin-core-server.kibanaresponsefactory.md b/docs/development/core/server/kibana-plugin-core-server.kibanaresponsefactory.md
index d5ba98c06ef027..be28cd76b16ee9 100644
--- a/docs/development/core/server/kibana-plugin-core-server.kibanaresponsefactory.md
+++ b/docs/development/core/server/kibana-plugin-core-server.kibanaresponsefactory.md
@@ -10,10 +10,10 @@ Set of helpers used to create `KibanaResponse` to form HTTP response on an incom
 
 ```typescript
 kibanaResponseFactory: {
-    custom: <T extends string | Record<string, any> | Error | Buffer | Stream | {
+    custom: <T extends string | Record<string, any> | Error | Buffer | {
         message: string | Error;
         attributes?: ResponseErrorAttributes | undefined;
-    } | undefined>(options: CustomHttpResponseOptions<T>) => KibanaResponse<T>;
+    } | Stream | undefined>(options: CustomHttpResponseOptions<T>) => KibanaResponse<T>;
     badRequest: (options?: ErrorHttpResponseOptions) => KibanaResponse<string | Error | {
         message: string | Error;
         attributes?: ResponseErrorAttributes | undefined;
@@ -34,10 +34,10 @@ kibanaResponseFactory: {
         message: string | Error;
         attributes?: ResponseErrorAttributes | undefined;
     }>;
-    customError: (options: CustomHttpResponseOptions<ResponseError | Buffer | Stream>) => KibanaResponse<string | Error | Buffer | Stream | {
+    customError: (options: CustomHttpResponseOptions<ResponseError | Buffer | Stream>) => KibanaResponse<string | Error | Buffer | {
         message: string | Error;
         attributes?: ResponseErrorAttributes | undefined;
-    }>;
+    } | Stream>;
     redirected: (options: RedirectResponseOptions) => KibanaResponse<string | Record<string, any> | Buffer | Stream>;
     ok: (options?: HttpResponseOptions) => KibanaResponse<string | Record<string, any> | Buffer | Stream>;
     accepted: (options?: HttpResponseOptions) => KibanaResponse<string | Record<string, any> | Buffer | Stream>;
diff --git a/src/core/server/capabilities/capabilities_service.ts b/src/core/server/capabilities/capabilities_service.ts
index 1166c8f6b48c4d..7788acd5cc9e86 100644
--- a/src/core/server/capabilities/capabilities_service.ts
+++ b/src/core/server/capabilities/capabilities_service.ts
@@ -6,9 +6,9 @@
  * Side Public License, v 1.
  */
 
+import { Logger } from '@kbn/logging';
 import { Capabilities, CapabilitiesProvider, CapabilitiesSwitcher } from './types';
 import { CoreContext } from '../core_context';
-import { Logger } from '../logging';
 import { InternalHttpServicePreboot, InternalHttpServiceSetup, KibanaRequest } from '../http';
 import { mergeCapabilities } from './merge_capabilities';
 import { getCapabilitiesResolver, CapabilitiesResolver } from './resolve_capabilities';
diff --git a/src/core/server/core_app/core_app.ts b/src/core/server/core_app/core_app.ts
index 28c52775b2d20a..d51dfb10e57700 100644
--- a/src/core/server/core_app/core_app.ts
+++ b/src/core/server/core_app/core_app.ts
@@ -11,12 +11,12 @@ import { stringify } from 'querystring';
 import { Env } from '@kbn/config';
 import { schema } from '@kbn/config-schema';
 import { fromRoot } from '@kbn/utils';
+import { Logger } from '@kbn/logging';
 
 import { IRouter, IBasePath, IKibanaResponse, KibanaResponseFactory, KibanaRequest } from '../http';
 import { HttpResources, HttpResourcesServiceToolkit } from '../http_resources';
 import { InternalCorePreboot, InternalCoreSetup } from '../internal_types';
 import { CoreContext } from '../core_context';
-import { Logger } from '../logging';
 import { registerBundleRoutes } from './bundle_routes';
 import { UiPlugins } from '../plugins';
 
diff --git a/src/core/server/core_context.ts b/src/core/server/core_context.ts
index 36d14882ec731e..7b015d3c9fdabf 100644
--- a/src/core/server/core_context.ts
+++ b/src/core/server/core_context.ts
@@ -6,8 +6,8 @@
  * Side Public License, v 1.
  */
 
+import { LoggerFactory } from '@kbn/logging';
 import { IConfigService, Env } from './config';
-import { LoggerFactory } from './logging';
 
 /** @internal */
 export type CoreId = symbol;
diff --git a/src/core/server/deprecations/deprecations_factory.test.ts b/src/core/server/deprecations/deprecations_factory.test.ts
index 9a67c6dc36dd26..b05a3ea3ce4dcf 100644
--- a/src/core/server/deprecations/deprecations_factory.test.ts
+++ b/src/core/server/deprecations/deprecations_factory.test.ts
@@ -8,7 +8,7 @@
 
 import type { GetDeprecationsContext } from './types';
 import { DeprecationsFactory, DeprecationsFactoryConfig } from './deprecations_factory';
-import { loggerMock } from '../logging/logger.mock';
+import { loggerMock } from '@kbn/logging-mocks';
 import { DeprecationsDetails } from './types';
 
 describe('DeprecationsFactory', () => {
diff --git a/src/core/server/deprecations/deprecations_factory.ts b/src/core/server/deprecations/deprecations_factory.ts
index ad28af2db528e5..d36d61fa2eab20 100644
--- a/src/core/server/deprecations/deprecations_factory.ts
+++ b/src/core/server/deprecations/deprecations_factory.ts
@@ -7,8 +7,8 @@
  */
 
 import { i18n } from '@kbn/i18n';
+import type { Logger } from '@kbn/logging';
 import { DeprecationsRegistry } from './deprecations_registry';
-import type { Logger } from '../logging';
 import type {
   DomainDeprecationDetails,
   DeprecationsDetails,
diff --git a/src/core/server/deprecations/deprecations_service.ts b/src/core/server/deprecations/deprecations_service.ts
index 7d7af552f08df2..b93c8cda748e59 100644
--- a/src/core/server/deprecations/deprecations_service.ts
+++ b/src/core/server/deprecations/deprecations_service.ts
@@ -8,6 +8,7 @@
 
 import { firstValueFrom } from 'rxjs';
 
+import type { Logger } from '@kbn/logging';
 import { DeprecationsFactory } from './deprecations_factory';
 import { DomainDeprecationDetails, RegisterDeprecationsConfig } from './types';
 import { registerRoutes } from './routes';
@@ -16,7 +17,6 @@ import { CoreContext } from '../core_context';
 import { IConfigService } from '../config';
 import { CoreService } from '../../types';
 import { InternalHttpServiceSetup } from '../http';
-import { Logger } from '../logging';
 import { IScopedClusterClient } from '../elasticsearch/client';
 import { SavedObjectsClientContract } from '../saved_objects/types';
 
diff --git a/src/core/server/elasticsearch/client/cluster_client.ts b/src/core/server/elasticsearch/client/cluster_client.ts
index 038fe109b39884..5e185caa6566ec 100644
--- a/src/core/server/elasticsearch/client/cluster_client.ts
+++ b/src/core/server/elasticsearch/client/cluster_client.ts
@@ -7,7 +7,7 @@
  */
 
 import type { Client } from '@elastic/elasticsearch';
-import { Logger } from '../../logging';
+import type { Logger } from '@kbn/logging';
 import { IAuthHeadersStorage, Headers, isKibanaRequest, isRealRequest } from '../../http';
 import { ensureRawRequest, filterHeaders } from '../../http/router';
 import { ScopeableRequest } from '../types';
diff --git a/src/core/server/elasticsearch/client/configure_client.ts b/src/core/server/elasticsearch/client/configure_client.ts
index e1e4a1846852bd..020f3d66a42a5e 100644
--- a/src/core/server/elasticsearch/client/configure_client.ts
+++ b/src/core/server/elasticsearch/client/configure_client.ts
@@ -7,7 +7,7 @@
  */
 
 import { Client, HttpConnection } from '@elastic/elasticsearch';
-import { Logger } from '../../logging';
+import type { Logger } from '@kbn/logging';
 import { parseClientOptions, ElasticsearchClientConfig } from './client_config';
 import { instrumentEsQueryAndDeprecationLogger } from './log_query_and_deprecation';
 import { createTransport } from './create_transport';
diff --git a/src/core/server/elasticsearch/client/log_query_and_deprecation.ts b/src/core/server/elasticsearch/client/log_query_and_deprecation.ts
index e371f9f25ad818..578c887d804f33 100644
--- a/src/core/server/elasticsearch/client/log_query_and_deprecation.ts
+++ b/src/core/server/elasticsearch/client/log_query_and_deprecation.ts
@@ -10,9 +10,9 @@ import { Buffer } from 'buffer';
 import { stringify } from 'querystring';
 import { errors, DiagnosticResult, RequestBody, Client } from '@elastic/elasticsearch';
 import numeral from '@elastic/numeral';
+import type { Logger } from '@kbn/logging';
 import type { ElasticsearchErrorDetails } from './types';
 import { getEcsResponseLog } from './get_ecs_response_log';
-import { Logger } from '../../logging';
 
 const convertQueryString = (qs: string | Record<string, any> | undefined): string => {
   if (qs === undefined || typeof qs === 'string') {
diff --git a/src/core/server/elasticsearch/client/retry_call_cluster.ts b/src/core/server/elasticsearch/client/retry_call_cluster.ts
index 0f90abfb04f30e..b3d5c69cec155d 100644
--- a/src/core/server/elasticsearch/client/retry_call_cluster.ts
+++ b/src/core/server/elasticsearch/client/retry_call_cluster.ts
@@ -8,7 +8,7 @@
 
 import { defer, throwError, iif, timer } from 'rxjs';
 import { concatMap, retryWhen } from 'rxjs/operators';
-import { Logger } from '../../logging';
+import type { Logger } from '@kbn/logging';
 
 const retryResponseStatuses = [
   503, // ServiceUnavailable
diff --git a/src/core/server/elasticsearch/elasticsearch_service.ts b/src/core/server/elasticsearch/elasticsearch_service.ts
index 09e8b3172c8e75..7926b6bb8ca436 100644
--- a/src/core/server/elasticsearch/elasticsearch_service.ts
+++ b/src/core/server/elasticsearch/elasticsearch_service.ts
@@ -9,11 +9,11 @@
 import { firstValueFrom, Observable, Subject } from 'rxjs';
 import { map, shareReplay, takeUntil } from 'rxjs/operators';
 
+import type { Logger } from '@kbn/logging';
 import { registerAnalyticsContextProvider } from './register_analytics_context_provider';
 import { AnalyticsServiceSetup } from '../analytics';
 import { CoreService } from '../../types';
 import { CoreContext } from '../core_context';
-import { Logger } from '../logging';
 
 import { ClusterClient, ElasticsearchClientConfig } from './client';
 import { ElasticsearchConfig, ElasticsearchConfigType } from './elasticsearch_config';
diff --git a/src/core/server/elasticsearch/version_check/ensure_es_version.ts b/src/core/server/elasticsearch/version_check/ensure_es_version.ts
index 5a1856b35acd62..7ef52dec337327 100644
--- a/src/core/server/elasticsearch/version_check/ensure_es_version.ts
+++ b/src/core/server/elasticsearch/version_check/ensure_es_version.ts
@@ -13,11 +13,11 @@
 
 import { timer, of, from, Observable } from 'rxjs';
 import { map, distinctUntilChanged, catchError, exhaustMap } from 'rxjs/operators';
+import type { Logger } from '@kbn/logging';
 import {
   esVersionCompatibleWithKibana,
   esVersionEqualsKibana,
 } from './es_kibana_version_compatability';
-import { Logger } from '../../logging';
 import type { ElasticsearchClient } from '../client';
 
 /** @public */
diff --git a/src/core/server/environment/create_data_folder.ts b/src/core/server/environment/create_data_folder.ts
index c3ba1f4e597cd4..a9b0a00e83d19b 100644
--- a/src/core/server/environment/create_data_folder.ts
+++ b/src/core/server/environment/create_data_folder.ts
@@ -7,8 +7,8 @@
  */
 
 import { PathConfigType } from '@kbn/utils';
+import type { Logger } from '@kbn/logging';
 import { mkdir } from './fs';
-import { Logger } from '../logging';
 
 export async function createDataFolder({
   pathConfig,
diff --git a/src/core/server/environment/environment_service.ts b/src/core/server/environment/environment_service.ts
index 28e2da446eb958..98d01e0bcbbe38 100644
--- a/src/core/server/environment/environment_service.ts
+++ b/src/core/server/environment/environment_service.ts
@@ -8,9 +8,9 @@
 
 import { firstValueFrom, of } from 'rxjs';
 import { PathConfigType, config as pathConfigDef } from '@kbn/utils';
+import type { Logger } from '@kbn/logging';
 import type { AnalyticsServicePreboot } from '../analytics';
 import { CoreContext } from '../core_context';
-import { Logger } from '../logging';
 import { IConfigService } from '../config';
 import { HttpConfigType, config as httpConfigDef } from '../http';
 import { PidConfigType, config as pidConfigDef } from './pid_config';
diff --git a/src/core/server/environment/resolve_uuid.ts b/src/core/server/environment/resolve_uuid.ts
index c4ad3e32cfadac..bf9e15c0259e5a 100644
--- a/src/core/server/environment/resolve_uuid.ts
+++ b/src/core/server/environment/resolve_uuid.ts
@@ -9,9 +9,9 @@
 import uuid from 'uuid';
 import { join } from 'path';
 import { PathConfigType } from '@kbn/utils';
+import type { Logger } from '@kbn/logging';
 import { readFile, writeFile } from './fs';
 import { HttpConfigType } from '../http';
-import { Logger } from '../logging';
 import { uuidRegexp } from '../http/http_config';
 
 const FILE_ENCODING = 'utf8';
diff --git a/src/core/server/environment/write_pid_file.ts b/src/core/server/environment/write_pid_file.ts
index 46096ca347e8a1..f3dcb13417d240 100644
--- a/src/core/server/environment/write_pid_file.ts
+++ b/src/core/server/environment/write_pid_file.ts
@@ -8,7 +8,7 @@
 
 import { unlinkSync as unlink } from 'fs';
 import once from 'lodash/once';
-import { Logger } from '../logging';
+import type { Logger } from '@kbn/logging';
 import { writeFile, exists } from './fs';
 import { PidConfigType } from './pid_config';
 
diff --git a/src/core/server/execution_context/execution_context_service.ts b/src/core/server/execution_context/execution_context_service.ts
index 03ae2cb36c9ec2..9e307280def9d0 100644
--- a/src/core/server/execution_context/execution_context_service.ts
+++ b/src/core/server/execution_context/execution_context_service.ts
@@ -10,9 +10,9 @@ import apm from 'elastic-apm-node';
 import { isUndefined, omitBy } from 'lodash';
 import type { Subscription } from 'rxjs';
 
+import type { Logger } from '@kbn/logging';
 import type { CoreService, KibanaExecutionContext } from '../../types';
 import type { CoreContext } from '../core_context';
-import type { Logger } from '../logging';
 import type { ExecutionContextConfigType } from './execution_context_config';
 
 import {
diff --git a/src/core/server/http/http_server.ts b/src/core/server/http/http_server.ts
index bc9b3f41bfe193..fe714e6c97dea3 100644
--- a/src/core/server/http/http_server.ts
+++ b/src/core/server/http/http_server.ts
@@ -22,7 +22,7 @@ import type { Duration } from 'moment';
 import { firstValueFrom, Observable } from 'rxjs';
 import { take } from 'rxjs/operators';
 import apm from 'elastic-apm-node';
-import { Logger, LoggerFactory } from '../logging';
+import type { Logger, LoggerFactory } from '@kbn/logging';
 import { HttpConfig } from './http_config';
 import type { InternalExecutionContextSetup } from '../execution_context';
 import { adoptToHapiAuthFormat, AuthenticationHandler } from './lifecycle/auth';
diff --git a/src/core/server/http/http_service.ts b/src/core/server/http/http_service.ts
index 3e238755eb398c..8ed34dbbb645f6 100644
--- a/src/core/server/http/http_service.ts
+++ b/src/core/server/http/http_service.ts
@@ -10,10 +10,10 @@ import { Observable, Subscription, combineLatest, firstValueFrom } from 'rxjs';
 import { map } from 'rxjs/operators';
 import { pick } from '@kbn/std';
 
+import type { Logger } from '@kbn/logging';
 import type { RequestHandlerContext } from '..';
 import type { InternalExecutionContextSetup } from '../execution_context';
 import { CoreService } from '../../types';
-import { Logger } from '../logging';
 import { ContextSetup, InternalContextPreboot } from '../context';
 import { Env } from '../config';
 import { CoreContext } from '../core_context';
diff --git a/src/core/server/http/https_redirect_server.ts b/src/core/server/http/https_redirect_server.ts
index 28909c0308c223..501c83377fe0a4 100644
--- a/src/core/server/http/https_redirect_server.ts
+++ b/src/core/server/http/https_redirect_server.ts
@@ -9,8 +9,8 @@
 import { Request, ResponseToolkit, Server } from '@hapi/hapi';
 import { format as formatUrl } from 'url';
 import { createServer, getListenerOptions, getServerOptions } from '@kbn/server-http-tools';
+import type { Logger } from '@kbn/logging';
 
-import { Logger } from '../logging';
 import { HttpConfig } from './http_config';
 
 export class HttpsRedirectServer {
diff --git a/src/core/server/http/lifecycle/auth.ts b/src/core/server/http/lifecycle/auth.ts
index 167cf0747b4c12..dc220d5e4968af 100644
--- a/src/core/server/http/lifecycle/auth.ts
+++ b/src/core/server/http/lifecycle/auth.ts
@@ -7,7 +7,7 @@
  */
 
 import { Lifecycle, Request, ResponseToolkit } from '@hapi/hapi';
-import { Logger } from '../../logging';
+import type { Logger } from '@kbn/logging';
 import {
   HapiResponseAdapter,
   KibanaRequest,
diff --git a/src/core/server/http/lifecycle/on_post_auth.ts b/src/core/server/http/lifecycle/on_post_auth.ts
index 22ceb8853a89f8..02c4bf74bfe3c1 100644
--- a/src/core/server/http/lifecycle/on_post_auth.ts
+++ b/src/core/server/http/lifecycle/on_post_auth.ts
@@ -7,7 +7,7 @@
  */
 
 import { Lifecycle, Request, ResponseToolkit as HapiResponseToolkit } from '@hapi/hapi';
-import { Logger } from '../../logging';
+import type { Logger } from '@kbn/logging';
 import {
   HapiResponseAdapter,
   KibanaRequest,
diff --git a/src/core/server/http/lifecycle/on_pre_auth.ts b/src/core/server/http/lifecycle/on_pre_auth.ts
index d0ae40c7fb2d48..34977c90bb0745 100644
--- a/src/core/server/http/lifecycle/on_pre_auth.ts
+++ b/src/core/server/http/lifecycle/on_pre_auth.ts
@@ -7,7 +7,7 @@
  */
 
 import { Lifecycle, Request, ResponseToolkit as HapiResponseToolkit } from '@hapi/hapi';
-import { Logger } from '../../logging';
+import type { Logger } from '@kbn/logging';
 import {
   HapiResponseAdapter,
   KibanaRequest,
diff --git a/src/core/server/http/lifecycle/on_pre_response.ts b/src/core/server/http/lifecycle/on_pre_response.ts
index 0892c5c061e0bb..33103bf5e05158 100644
--- a/src/core/server/http/lifecycle/on_pre_response.ts
+++ b/src/core/server/http/lifecycle/on_pre_response.ts
@@ -13,7 +13,7 @@ import {
   ResponseToolkit as HapiResponseToolkit,
 } from '@hapi/hapi';
 import Boom from '@hapi/boom';
-import { Logger } from '../../logging';
+import type { Logger } from '@kbn/logging';
 
 import { HapiResponseAdapter, KibanaRequest, ResponseHeaders } from '../router';
 
diff --git a/src/core/server/http/lifecycle/on_pre_routing.ts b/src/core/server/http/lifecycle/on_pre_routing.ts
index be0af8c118627f..4a88eb01b6f28f 100644
--- a/src/core/server/http/lifecycle/on_pre_routing.ts
+++ b/src/core/server/http/lifecycle/on_pre_routing.ts
@@ -7,7 +7,7 @@
  */
 
 import { Lifecycle, Request, ResponseToolkit as HapiResponseToolkit } from '@hapi/hapi';
-import { Logger } from '../../logging';
+import type { Logger } from '@kbn/logging';
 import {
   HapiResponseAdapter,
   KibanaRequest,
diff --git a/src/core/server/http/logging/get_payload_size.test.ts b/src/core/server/http/logging/get_payload_size.test.ts
index 36ef2e9c8e5a03..0b64a597ba0d99 100644
--- a/src/core/server/http/logging/get_payload_size.test.ts
+++ b/src/core/server/http/logging/get_payload_size.test.ts
@@ -14,7 +14,7 @@ import { createReadStream } from 'fs';
 import { PassThrough } from 'stream';
 import { createGunzip, createGzip } from 'zlib';
 
-import { loggerMock, MockedLogger } from '../../logging/logger.mock';
+import { loggerMock, MockedLogger } from '@kbn/logging-mocks';
 
 import { getResponsePayloadBytes } from './get_payload_size';
 
diff --git a/src/core/server/http/logging/get_payload_size.ts b/src/core/server/http/logging/get_payload_size.ts
index 2797b4ba9f490e..889f38fe84940e 100644
--- a/src/core/server/http/logging/get_payload_size.ts
+++ b/src/core/server/http/logging/get_payload_size.ts
@@ -11,7 +11,7 @@ import { ReadStream } from 'fs';
 import { Zlib } from 'zlib';
 import { isBoom } from '@hapi/boom';
 import type { Request } from '@hapi/hapi';
-import { Logger } from '../../logging';
+import type { Logger } from '@kbn/logging';
 
 type Response = Request['response'];
 
diff --git a/src/core/server/http/logging/get_response_log.test.ts b/src/core/server/http/logging/get_response_log.test.ts
index 4e749e9b6c8e0c..386bf2a263934a 100644
--- a/src/core/server/http/logging/get_response_log.test.ts
+++ b/src/core/server/http/logging/get_response_log.test.ts
@@ -8,7 +8,7 @@
 
 import type { Request } from '@hapi/hapi';
 import Boom from '@hapi/boom';
-import { loggerMock, MockedLogger } from '../../logging/logger.mock';
+import { loggerMock, MockedLogger } from '@kbn/logging-mocks';
 import { getEcsResponseLog } from './get_response_log';
 
 jest.mock('./get_payload_size', () => ({
diff --git a/src/core/server/http/logging/get_response_log.ts b/src/core/server/http/logging/get_response_log.ts
index e65871c1b1f11c..6a0d96cb648ff7 100644
--- a/src/core/server/http/logging/get_response_log.ts
+++ b/src/core/server/http/logging/get_response_log.ts
@@ -10,8 +10,7 @@ import querystring from 'querystring';
 import { isBoom } from '@hapi/boom';
 import type { Request } from '@hapi/hapi';
 import numeral from '@elastic/numeral';
-import { LogMeta } from '@kbn/logging';
-import { Logger } from '../../logging';
+import type { LogMeta, Logger } from '@kbn/logging';
 import { getResponsePayloadBytes } from './get_payload_size';
 import type { KibanaRequestState } from '../router';
 
diff --git a/src/core/server/http/router/router.ts b/src/core/server/http/router/router.ts
index 26cd28bd3d536d..feca3cbebccf50 100644
--- a/src/core/server/http/router/router.ts
+++ b/src/core/server/http/router/router.ts
@@ -10,7 +10,7 @@ import { Request, ResponseObject, ResponseToolkit } from '@hapi/hapi';
 import Boom from '@hapi/boom';
 
 import { isConfigSchema } from '@kbn/config-schema';
-import { Logger } from '../../logging';
+import type { Logger } from '@kbn/logging';
 import {
   isUnauthorizedError as isElasticsearchUnauthorizedError,
   UnauthorizedError as EsNotAuthorizedError,
diff --git a/src/core/server/http_resources/http_resources_service.ts b/src/core/server/http_resources/http_resources_service.ts
index 2d49cb17cf4c07..a74d19683611a6 100644
--- a/src/core/server/http_resources/http_resources_service.ts
+++ b/src/core/server/http_resources/http_resources_service.ts
@@ -6,6 +6,7 @@
  * Side Public License, v 1.
  */
 
+import type { Logger } from '@kbn/logging';
 import { RequestHandlerContext } from '..';
 
 import { CoreContext } from '../core_context';
@@ -18,7 +19,6 @@ import {
   InternalHttpServicePreboot,
 } from '../http';
 
-import { Logger } from '../logging';
 import { InternalRenderingServicePreboot, InternalRenderingServiceSetup } from '../rendering';
 import { CoreService } from '../../types';
 
diff --git a/src/core/server/i18n/i18n_service.ts b/src/core/server/i18n/i18n_service.ts
index b8e397dc12ab56..483281d3b7cf2d 100644
--- a/src/core/server/i18n/i18n_service.ts
+++ b/src/core/server/i18n/i18n_service.ts
@@ -7,7 +7,7 @@
  */
 
 import { firstValueFrom } from 'rxjs';
-import { Logger } from '../logging';
+import type { Logger } from '@kbn/logging';
 import { IConfigService } from '../config';
 import { CoreContext } from '../core_context';
 import { InternalHttpServicePreboot, InternalHttpServiceSetup } from '../http';
diff --git a/src/core/server/index.ts b/src/core/server/index.ts
index d7669b70fde934..ab5db3941615a1 100644
--- a/src/core/server/index.ts
+++ b/src/core/server/index.ts
@@ -242,6 +242,12 @@ export type {
 } from './http_resources';
 
 export type { IRenderOptions } from './rendering';
+export type {
+  LoggingServiceSetup,
+  LoggerContextConfigInput,
+  LoggerConfigType,
+  AppenderConfigType,
+} from './logging';
 export type {
   Logger,
   LoggerFactory,
@@ -253,11 +259,7 @@ export type {
   LogMeta,
   LogRecord,
   LogLevel,
-  LoggingServiceSetup,
-  LoggerContextConfigInput,
-  LoggerConfigType,
-  AppenderConfigType,
-} from './logging';
+} from '@kbn/logging';
 
 export { PluginType } from './plugins';
 
diff --git a/src/core/server/logging/index.ts b/src/core/server/logging/index.ts
index ba6aec5f128c1f..199ddaa4b2a73e 100644
--- a/src/core/server/logging/index.ts
+++ b/src/core/server/logging/index.ts
@@ -5,22 +5,7 @@
  * in compliance with, at your election, the Elastic License 2.0 or the Server
  * Side Public License, v 1.
  */
-export { LogLevel } from '@kbn/logging';
-export type {
-  DisposableAppender,
-  Appender,
-  Ecs,
-  EcsEventCategory,
-  EcsEventKind,
-  EcsEventOutcome,
-  EcsEventType,
-  LogRecord,
-  Layout,
-  LoggerFactory,
-  LogMeta,
-  Logger,
-  LogLevelId,
-} from '@kbn/logging';
+
 export { config } from './logging_config';
 export type {
   LoggingConfigType,
diff --git a/src/core/server/logging/logger.mock.ts b/src/core/server/logging/logger.mock.ts
deleted file mode 100644
index 55ce55bc035e46..00000000000000
--- a/src/core/server/logging/logger.mock.ts
+++ /dev/null
@@ -1,10 +0,0 @@
-/*
- * Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
- * or more contributor license agreements. Licensed under the Elastic License
- * 2.0 and the Server Side Public License, v 1; you may not use this file except
- * in compliance with, at your election, the Elastic License 2.0 or the Server
- * Side Public License, v 1.
- */
-
-export { loggerMock } from '@kbn/logging-mocks';
-export type { MockedLogger } from '@kbn/logging-mocks';
diff --git a/src/core/server/logging/logger_adapter.test.ts b/src/core/server/logging/logger_adapter.test.ts
index 1e2dce4398f727..c7be02e5c0a988 100644
--- a/src/core/server/logging/logger_adapter.test.ts
+++ b/src/core/server/logging/logger_adapter.test.ts
@@ -6,7 +6,7 @@
  * Side Public License, v 1.
  */
 
-import { Logger } from '.';
+import type { Logger } from '@kbn/logging';
 import { LoggerAdapter } from './logger_adapter';
 
 test('proxies all method calls to the internal logger.', () => {
diff --git a/src/core/server/logging/logging_system.mock.ts b/src/core/server/logging/logging_system.mock.ts
index 1ca778afa31a5c..8c091978ae2255 100644
--- a/src/core/server/logging/logging_system.mock.ts
+++ b/src/core/server/logging/logging_system.mock.ts
@@ -9,7 +9,7 @@
 // Test helpers to simplify mocking logs and collecting all their outputs
 import { LoggerFactory } from '@kbn/logging';
 import { ILoggingSystem } from './logging_system';
-import { loggerMock, MockedLogger } from './logger.mock';
+import { loggerMock, MockedLogger } from '@kbn/logging-mocks';
 
 const createLoggingSystemMock = () => {
   const mockLog = loggerMock.create();
diff --git a/src/core/server/metrics/metrics_service.ts b/src/core/server/metrics/metrics_service.ts
index 8c33b183603e7f..4b44fa46fc8e99 100644
--- a/src/core/server/metrics/metrics_service.ts
+++ b/src/core/server/metrics/metrics_service.ts
@@ -7,9 +7,9 @@
  */
 
 import { firstValueFrom, ReplaySubject } from 'rxjs';
+import type { Logger } from '@kbn/logging';
 import { CoreService } from '../../types';
 import { CoreContext } from '../core_context';
-import { Logger } from '../logging';
 import { InternalHttpServiceSetup } from '../http';
 import { InternalMetricsServiceSetup, InternalMetricsServiceStart, OpsMetrics } from './types';
 import { OpsMetricsCollector } from './ops_metrics_collector';
diff --git a/src/core/server/plugins/discovery/plugins_discovery.ts b/src/core/server/plugins/discovery/plugins_discovery.ts
index 4df87265a00cff..89f9fd9d526487 100644
--- a/src/core/server/plugins/discovery/plugins_discovery.ts
+++ b/src/core/server/plugins/discovery/plugins_discovery.ts
@@ -8,8 +8,8 @@
 
 import { from, merge } from 'rxjs';
 import { catchError, filter, map, mergeMap, concatMap, shareReplay, toArray } from 'rxjs/operators';
+import type { Logger } from '@kbn/logging';
 import { CoreContext } from '../../core_context';
-import { Logger } from '../../logging';
 import { PluginWrapper } from '../plugin';
 import { createPluginInitializerContext, InstanceInfo } from '../plugin_context';
 import { PluginsConfig } from '../plugins_config';
diff --git a/src/core/server/plugins/discovery/scan_plugin_search_paths.ts b/src/core/server/plugins/discovery/scan_plugin_search_paths.ts
index 7c352d0d7c47fb..a545e9a19f3c31 100644
--- a/src/core/server/plugins/discovery/scan_plugin_search_paths.ts
+++ b/src/core/server/plugins/discovery/scan_plugin_search_paths.ts
@@ -10,7 +10,7 @@ import { PathLike, readdir, stat, Stats } from 'fs';
 import { resolve } from 'path';
 import { bindNodeCallback, from, Observable } from 'rxjs';
 import { catchError, mergeMap } from 'rxjs/operators';
-import { Logger } from '../../logging';
+import type { Logger } from '@kbn/logging';
 import { PluginDiscoveryError } from './plugin_discovery_error';
 
 const fsReadDir$ = bindNodeCallback<[string], [string[]]>(readdir);
diff --git a/src/core/server/plugins/plugin.ts b/src/core/server/plugins/plugin.ts
index 67c32526f2bf45..2dbb82accc14e6 100644
--- a/src/core/server/plugins/plugin.ts
+++ b/src/core/server/plugins/plugin.ts
@@ -11,8 +11,8 @@ import typeDetect from 'type-detect';
 import { firstValueFrom, Subject } from 'rxjs';
 import { isPromise } from '@kbn/std';
 import { isConfigSchema } from '@kbn/config-schema';
+import type { Logger } from '@kbn/logging';
 
-import { Logger } from '../logging';
 import {
   AsyncPlugin,
   Plugin,
diff --git a/src/core/server/plugins/plugins_service.ts b/src/core/server/plugins/plugins_service.ts
index 43e10fbe59b6a5..73708d44a5a5d6 100644
--- a/src/core/server/plugins/plugins_service.ts
+++ b/src/core/server/plugins/plugins_service.ts
@@ -11,9 +11,9 @@ import { firstValueFrom, Observable } from 'rxjs';
 import { filter, map, tap, toArray } from 'rxjs/operators';
 import { getFlattenedObject } from '@kbn/std';
 
+import type { Logger } from '@kbn/logging';
 import { CoreService } from '../../types';
 import { CoreContext } from '../core_context';
-import { Logger } from '../logging';
 import { discover, PluginDiscoveryError, PluginDiscoveryErrorType } from './discovery';
 import { PluginWrapper } from './plugin';
 import {
diff --git a/src/core/server/plugins/plugins_system.test.ts b/src/core/server/plugins/plugins_system.test.ts
index 3d8a47005b362e..7dbbcbba02c201 100644
--- a/src/core/server/plugins/plugins_system.test.ts
+++ b/src/core/server/plugins/plugins_system.test.ts
@@ -15,6 +15,7 @@ import {
 import { BehaviorSubject } from 'rxjs';
 
 import { REPO_ROOT } from '@kbn/utils';
+import type { Logger } from '@kbn/logging';
 import { Env } from '../config';
 import { configServiceMock, getEnvOptions } from '../config/mocks';
 import { CoreContext } from '../core_context';
@@ -24,7 +25,6 @@ import { PluginWrapper } from './plugin';
 import { PluginName, PluginType } from './types';
 import { PluginsSystem } from './plugins_system';
 import { coreMock } from '../mocks';
-import { Logger } from '../logging';
 
 function createPlugin(
   id: string,
diff --git a/src/core/server/plugins/plugins_system.ts b/src/core/server/plugins/plugins_system.ts
index f56e824e100ef6..98d04478ea00f1 100644
--- a/src/core/server/plugins/plugins_system.ts
+++ b/src/core/server/plugins/plugins_system.ts
@@ -7,8 +7,8 @@
  */
 
 import { withTimeout, isPromise } from '@kbn/std';
+import type { Logger } from '@kbn/logging';
 import { CoreContext } from '../core_context';
-import { Logger } from '../logging';
 import { PluginWrapper } from './plugin';
 import { DiscoveredPlugin, PluginDependencies, PluginName, PluginType } from './types';
 import {
diff --git a/src/core/server/plugins/types.ts b/src/core/server/plugins/types.ts
index 99ec5d458bcb35..3a6856ddaf08d8 100644
--- a/src/core/server/plugins/types.ts
+++ b/src/core/server/plugins/types.ts
@@ -10,9 +10,9 @@ import { Observable } from 'rxjs';
 import { Type } from '@kbn/config-schema';
 import { RecursiveReadonly } from '@kbn/utility-types';
 import { PathConfigType } from '@kbn/utils';
+import { LoggerFactory } from '@kbn/logging';
 
 import { ConfigPath, EnvironmentMode, PackageInfo, ConfigDeprecationProvider } from '../config';
-import { LoggerFactory } from '../logging';
 import { ElasticsearchConfigType } from '../elasticsearch/elasticsearch_config';
 import { SavedObjectsConfigType } from '../saved_objects/saved_objects_config';
 import { CorePreboot, CoreSetup, CoreStart } from '..';
diff --git a/src/core/server/root/index.ts b/src/core/server/root/index.ts
index 7f92a076073326..8804a31977aab9 100644
--- a/src/core/server/root/index.ts
+++ b/src/core/server/root/index.ts
@@ -8,9 +8,9 @@
 
 import { ConnectableObservable, Subscription } from 'rxjs';
 import { first, publishReplay, switchMap, concatMap, tap } from 'rxjs/operators';
-
+import type { Logger, LoggerFactory } from '@kbn/logging';
 import { Env, RawConfigurationProvider } from '../config';
-import { Logger, LoggerFactory, LoggingConfigType, LoggingSystem } from '../logging';
+import { LoggingConfigType, LoggingSystem } from '../logging';
 import { Server } from '../server';
 
 /**
diff --git a/src/core/server/saved_objects/export/collect_exported_objects.test.ts b/src/core/server/saved_objects/export/collect_exported_objects.test.ts
index aab9f9134ee2c1..fbb6c1a9f786ec 100644
--- a/src/core/server/saved_objects/export/collect_exported_objects.test.ts
+++ b/src/core/server/saved_objects/export/collect_exported_objects.test.ts
@@ -9,7 +9,7 @@
 import { applyExportTransformsMock } from './collect_exported_objects.test.mocks';
 import { savedObjectsClientMock } from '../../mocks';
 import { httpServerMock } from '../../http/http_server.mocks';
-import { loggerMock } from '../../logging/logger.mock';
+import { loggerMock } from '@kbn/logging-mocks';
 import { SavedObject, SavedObjectError } from '../../../types';
 import { SavedObjectTypeRegistry } from '../saved_objects_type_registry';
 import type { SavedObjectsExportTransform } from './types';
diff --git a/src/core/server/saved_objects/export/collect_exported_objects.ts b/src/core/server/saved_objects/export/collect_exported_objects.ts
index 4789fd3bff67fe..4d36cb428994a4 100644
--- a/src/core/server/saved_objects/export/collect_exported_objects.ts
+++ b/src/core/server/saved_objects/export/collect_exported_objects.ts
@@ -6,9 +6,9 @@
  * Side Public License, v 1.
  */
 
+import type { Logger } from '@kbn/logging';
 import type { SavedObject } from '../../../types';
 import type { KibanaRequest } from '../../http';
-import type { Logger } from '../../logging';
 import { SavedObjectsClientContract, SavedObjectsExportablePredicate } from '../types';
 import { ISavedObjectTypeRegistry } from '../saved_objects_type_registry';
 import type { SavedObjectsExportTransform } from './types';
diff --git a/src/core/server/saved_objects/export/saved_objects_exporter.test.ts b/src/core/server/saved_objects/export/saved_objects_exporter.test.ts
index 5968c8dabe8a85..21c7eaa08090bb 100644
--- a/src/core/server/saved_objects/export/saved_objects_exporter.test.ts
+++ b/src/core/server/saved_objects/export/saved_objects_exporter.test.ts
@@ -11,7 +11,7 @@ import { SavedObjectsExporter } from './saved_objects_exporter';
 import { savedObjectsClientMock } from '../service/saved_objects_client.mock';
 import { SavedObjectTypeRegistry } from '../saved_objects_type_registry';
 import { httpServerMock } from '../../http/http_server.mocks';
-import { loggerMock, MockedLogger } from '../../logging/logger.mock';
+import { loggerMock, MockedLogger } from '@kbn/logging-mocks';
 import { Readable } from 'stream';
 import { createPromiseFromStreams, createConcatStream } from '@kbn/utils';
 
diff --git a/src/core/server/saved_objects/migrations/core/document_migrator.ts b/src/core/server/saved_objects/migrations/core/document_migrator.ts
index a5c185044ac3df..8f122c7adef0fa 100644
--- a/src/core/server/saved_objects/migrations/core/document_migrator.ts
+++ b/src/core/server/saved_objects/migrations/core/document_migrator.ts
@@ -46,7 +46,7 @@ import uuidv5 from 'uuid/v5';
 import { set } from '@elastic/safer-lodash-set';
 import _ from 'lodash';
 import Semver from 'semver';
-import { Logger } from '../../../logging';
+import type { Logger } from '@kbn/logging';
 import { SavedObjectUnsanitizedDoc } from '../../serialization';
 import {
   SavedObjectsMigrationVersion,
diff --git a/src/core/server/saved_objects/migrations/core/migration_logger.ts b/src/core/server/saved_objects/migrations/core/migration_logger.ts
index 25ba405b92842f..e9bd91e01dfb83 100644
--- a/src/core/server/saved_objects/migrations/core/migration_logger.ts
+++ b/src/core/server/saved_objects/migrations/core/migration_logger.ts
@@ -6,7 +6,7 @@
  * Side Public License, v 1.
  */
 
-import { Logger, LogMeta } from '../../../logging';
+import type { Logger, LogMeta } from '@kbn/logging';
 
 /*
  * This file provides a helper class for ensuring that all logging
diff --git a/src/core/server/saved_objects/migrations/kibana_migrator.ts b/src/core/server/saved_objects/migrations/kibana_migrator.ts
index 31b9c89f4176fc..54feeccb9573f1 100644
--- a/src/core/server/saved_objects/migrations/kibana_migrator.ts
+++ b/src/core/server/saved_objects/migrations/kibana_migrator.ts
@@ -13,8 +13,8 @@
 
 import { BehaviorSubject } from 'rxjs';
 import Semver from 'semver';
+import type { Logger } from '@kbn/logging';
 import { ElasticsearchClient } from '../../elasticsearch';
-import { Logger } from '../../logging';
 import { IndexMapping, SavedObjectsTypeMappingDefinitions } from '../mappings';
 import {
   SavedObjectUnsanitizedDoc,
diff --git a/src/core/server/saved_objects/migrations/migrations_state_action_machine.ts b/src/core/server/saved_objects/migrations/migrations_state_action_machine.ts
index 87b78102371d36..8eaae216914f7a 100644
--- a/src/core/server/saved_objects/migrations/migrations_state_action_machine.ts
+++ b/src/core/server/saved_objects/migrations/migrations_state_action_machine.ts
@@ -8,7 +8,7 @@
 
 import { errors as EsErrors } from '@elastic/elasticsearch';
 import * as Option from 'fp-ts/lib/Option';
-import { Logger, LogMeta } from '../../logging';
+import type { Logger, LogMeta } from '@kbn/logging';
 import type { ElasticsearchClient } from '../../elasticsearch';
 import { getErrorMessage, getRequestDebugMeta } from '../../elasticsearch';
 import { Model, Next, stateActionMachine } from './state_action_machine';
diff --git a/src/core/server/saved_objects/migrations/run_resilient_migrator.ts b/src/core/server/saved_objects/migrations/run_resilient_migrator.ts
index dce9227719389e..6e5766c9f5dcf7 100644
--- a/src/core/server/saved_objects/migrations/run_resilient_migrator.ts
+++ b/src/core/server/saved_objects/migrations/run_resilient_migrator.ts
@@ -6,9 +6,9 @@
  * Side Public License, v 1.
  */
 
+import type { Logger } from '@kbn/logging';
 import { ElasticsearchClient } from '../../elasticsearch';
 import { IndexMapping } from '../mappings';
-import { Logger } from '../../logging';
 import type { SavedObjectsMigrationVersion } from '../types';
 import type { TransformRawDocs } from './types';
 import { MigrationResult } from './core';
diff --git a/src/core/server/saved_objects/routes/index.ts b/src/core/server/saved_objects/routes/index.ts
index 41ad9ff24c30c0..f76f802928190f 100644
--- a/src/core/server/saved_objects/routes/index.ts
+++ b/src/core/server/saved_objects/routes/index.ts
@@ -6,9 +6,9 @@
  * Side Public License, v 1.
  */
 
+import type { Logger } from '@kbn/logging';
 import { InternalHttpServiceSetup } from '../../http';
 import { InternalCoreUsageDataSetup } from '../../core_usage_data';
-import { Logger } from '../../logging';
 import { SavedObjectConfig } from '../saved_objects_config';
 import { IKibanaMigrator } from '../migrations';
 import { registerGetRoute } from './get';
diff --git a/src/core/server/saved_objects/routes/legacy_import_export/integration_tests/export.test.ts b/src/core/server/saved_objects/routes/legacy_import_export/integration_tests/export.test.ts
index b9752b39f8e782..6ae4a74aee0145 100644
--- a/src/core/server/saved_objects/routes/legacy_import_export/integration_tests/export.test.ts
+++ b/src/core/server/saved_objects/routes/legacy_import_export/integration_tests/export.test.ts
@@ -37,7 +37,7 @@ import { coreUsageStatsClientMock } from '../../../../core_usage_data/core_usage
 import { coreUsageDataServiceMock } from '../../../../core_usage_data/core_usage_data_service.mock';
 import { registerLegacyExportRoute } from '../export';
 import { setupServer } from '../../test_utils';
-import { loggerMock } from '../../../../logging/logger.mock';
+import { loggerMock } from '@kbn/logging-mocks';
 
 type SetupServerReturn = Awaited<ReturnType<typeof setupServer>>;
 let coreUsageStatsClient: jest.Mocked<CoreUsageStatsClient>;
diff --git a/src/core/server/saved_objects/routes/legacy_import_export/integration_tests/import.test.ts b/src/core/server/saved_objects/routes/legacy_import_export/integration_tests/import.test.ts
index 8a414094fde996..13d5638440547a 100644
--- a/src/core/server/saved_objects/routes/legacy_import_export/integration_tests/import.test.ts
+++ b/src/core/server/saved_objects/routes/legacy_import_export/integration_tests/import.test.ts
@@ -37,7 +37,7 @@ import { coreUsageStatsClientMock } from '../../../../core_usage_data/core_usage
 import { coreUsageDataServiceMock } from '../../../../core_usage_data/core_usage_data_service.mock';
 import { registerLegacyImportRoute } from '../import';
 import { setupServer } from '../../test_utils';
-import { loggerMock } from '../../../../logging/logger.mock';
+import { loggerMock } from '@kbn/logging-mocks';
 
 type SetupServerReturn = Awaited<ReturnType<typeof setupServer>>;
 let coreUsageStatsClient: jest.Mocked<CoreUsageStatsClient>;
diff --git a/src/core/server/saved_objects/saved_objects_service.ts b/src/core/server/saved_objects/saved_objects_service.ts
index 1598d2b1d27647..c56a53b05a4ce4 100644
--- a/src/core/server/saved_objects/saved_objects_service.ts
+++ b/src/core/server/saved_objects/saved_objects_service.ts
@@ -8,6 +8,7 @@
 
 import { Subject, Observable, firstValueFrom } from 'rxjs';
 import { filter, take, switchMap } from 'rxjs/operators';
+import type { Logger } from '@kbn/logging';
 import { CoreService } from '../../types';
 import {
   SavedObjectsClient,
@@ -40,7 +41,6 @@ import {
   SavedObjectsClientFactoryProvider,
   SavedObjectsClientWrapperFactory,
 } from './service/lib/scoped_client_provider';
-import { Logger } from '../logging';
 import { SavedObjectTypeRegistry, ISavedObjectTypeRegistry } from './saved_objects_type_registry';
 import { SavedObjectsSerializer } from './serialization';
 import { SavedObjectsExporter, ISavedObjectsExporter } from './export';
diff --git a/src/core/server/saved_objects/service/lib/point_in_time_finder.mock.ts b/src/core/server/saved_objects/service/lib/point_in_time_finder.mock.ts
index c689eb319898b1..c5ea141486c76d 100644
--- a/src/core/server/saved_objects/service/lib/point_in_time_finder.mock.ts
+++ b/src/core/server/saved_objects/service/lib/point_in_time_finder.mock.ts
@@ -6,7 +6,7 @@
  * Side Public License, v 1.
  */
 
-import { loggerMock, MockedLogger } from '../../../logging/logger.mock';
+import { loggerMock, MockedLogger } from '@kbn/logging-mocks';
 import type { SavedObjectsClientContract } from '../../types';
 import type { ISavedObjectsRepository } from './repository';
 import { PointInTimeFinder } from './point_in_time_finder';
diff --git a/src/core/server/saved_objects/service/lib/point_in_time_finder.test.ts b/src/core/server/saved_objects/service/lib/point_in_time_finder.test.ts
index e4045f53eadad7..f9d5098b5d8961 100644
--- a/src/core/server/saved_objects/service/lib/point_in_time_finder.test.ts
+++ b/src/core/server/saved_objects/service/lib/point_in_time_finder.test.ts
@@ -6,7 +6,7 @@
  * Side Public License, v 1.
  */
 
-import { loggerMock, MockedLogger } from '../../../logging/logger.mock';
+import { loggerMock, MockedLogger } from '@kbn/logging-mocks';
 import type { SavedObjectsFindResult } from '..';
 import { savedObjectsRepositoryMock } from './repository.mock';
 
diff --git a/src/core/server/saved_objects/service/lib/point_in_time_finder.ts b/src/core/server/saved_objects/service/lib/point_in_time_finder.ts
index 54cc527f280589..b00bfde8d08aa4 100644
--- a/src/core/server/saved_objects/service/lib/point_in_time_finder.ts
+++ b/src/core/server/saved_objects/service/lib/point_in_time_finder.ts
@@ -6,7 +6,7 @@
  * Side Public License, v 1.
  */
 import * as estypes from '@elastic/elasticsearch/lib/api/typesWithBodyKey';
-import type { Logger } from '../../../logging';
+import type { Logger } from '@kbn/logging';
 import type { SavedObjectsFindOptions, SavedObjectsClientContract } from '../../types';
 import type { SavedObjectsFindResponse } from '..';
 
diff --git a/src/core/server/saved_objects/service/lib/repository.test.ts b/src/core/server/saved_objects/service/lib/repository.test.ts
index 313ca2bd07e735..d9fa313ca7c0ca 100644
--- a/src/core/server/saved_objects/service/lib/repository.test.ts
+++ b/src/core/server/saved_objects/service/lib/repository.test.ts
@@ -44,7 +44,7 @@ import {
   SavedObjectsCreatePointInTimeFinderOptions,
 } from './point_in_time_finder';
 import { ALL_NAMESPACES_STRING } from './utils';
-import { loggerMock } from '../../../logging/logger.mock';
+import { loggerMock } from '@kbn/logging-mocks';
 import {
   SavedObjectsRawDocSource,
   SavedObjectsSerializer,
diff --git a/src/core/server/saved_objects/service/lib/repository.ts b/src/core/server/saved_objects/service/lib/repository.ts
index 287c78d3b26189..2827b7f5ffea6e 100644
--- a/src/core/server/saved_objects/service/lib/repository.ts
+++ b/src/core/server/saved_objects/service/lib/repository.ts
@@ -9,9 +9,9 @@
 import { omit, isObject } from 'lodash';
 import * as estypes from '@elastic/elasticsearch/lib/api/typesWithBodyKey';
 import * as esKuery from '@kbn/es-query';
+import type { Logger } from '@kbn/logging';
 import type { ElasticsearchClient } from '../../../elasticsearch';
 import { isSupportedEsServer, isNotFoundFromUnsupportedServer } from '../../../elasticsearch';
-import type { Logger } from '../../../logging';
 import { getRootPropertiesObjects, IndexMapping } from '../../mappings';
 import {
   ISavedObjectsPointInTimeFinder,
diff --git a/src/core/server/saved_objects/service/lib/repository_create_repository.test.ts b/src/core/server/saved_objects/service/lib/repository_create_repository.test.ts
index 2d03fff29df104..b1033012a4beb3 100644
--- a/src/core/server/saved_objects/service/lib/repository_create_repository.test.ts
+++ b/src/core/server/saved_objects/service/lib/repository_create_repository.test.ts
@@ -10,7 +10,7 @@ import { SavedObjectsRepository } from './repository';
 import { mockKibanaMigrator } from '../../migrations/kibana_migrator.mock';
 import { KibanaMigrator } from '../../migrations';
 import { SavedObjectTypeRegistry } from '../../saved_objects_type_registry';
-import { loggerMock, MockedLogger } from '../../../logging/logger.mock';
+import { loggerMock, MockedLogger } from '@kbn/logging-mocks';
 
 jest.mock('./repository');
 
diff --git a/src/core/server/saved_objects/service/lib/update_objects_spaces.test.ts b/src/core/server/saved_objects/service/lib/update_objects_spaces.test.ts
index 43a9d44d9fd602..5a600128a38ecd 100644
--- a/src/core/server/saved_objects/service/lib/update_objects_spaces.test.ts
+++ b/src/core/server/saved_objects/service/lib/update_objects_spaces.test.ts
@@ -15,7 +15,7 @@ import {
 
 import { elasticsearchClientMock } from '../../../elasticsearch/client/mocks';
 
-import { loggerMock } from '../../../logging/logger.mock';
+import { loggerMock } from '@kbn/logging-mocks';
 import { typeRegistryMock } from '../../saved_objects_type_registry.mock';
 import { SavedObjectsSerializer } from '../../serialization';
 import type {
diff --git a/src/core/server/saved_objects/service/lib/update_objects_spaces.ts b/src/core/server/saved_objects/service/lib/update_objects_spaces.ts
index 26da4909df247f..9a1ca70b83fc74 100644
--- a/src/core/server/saved_objects/service/lib/update_objects_spaces.ts
+++ b/src/core/server/saved_objects/service/lib/update_objects_spaces.ts
@@ -10,7 +10,7 @@ import pMap from 'p-map';
 import * as estypes from '@elastic/elasticsearch/lib/api/typesWithBodyKey';
 import intersection from 'lodash/intersection';
 
-import type { Logger } from '../../../logging';
+import type { Logger } from '@kbn/logging';
 import { isNotFoundFromUnsupportedServer } from '../../../elasticsearch';
 import type { IndexMapping } from '../../mappings';
 import type { ISavedObjectTypeRegistry } from '../../saved_objects_type_registry';
diff --git a/src/core/server/saved_objects/validation/validator.test.ts b/src/core/server/saved_objects/validation/validator.test.ts
index 0b461679984fd3..18dae84164ae93 100644
--- a/src/core/server/saved_objects/validation/validator.test.ts
+++ b/src/core/server/saved_objects/validation/validator.test.ts
@@ -9,7 +9,7 @@
 import { schema } from '@kbn/config-schema';
 import { SavedObjectsTypeValidator, SavedObjectsValidationMap } from '.';
 import { SavedObjectSanitizedDoc } from '../serialization';
-import { loggerMock, MockedLogger } from '../../logging/logger.mock';
+import { loggerMock, MockedLogger } from '@kbn/logging-mocks';
 
 describe('Saved Objects type validator', () => {
   let validator: SavedObjectsTypeValidator;
diff --git a/src/core/server/saved_objects/validation/validator.ts b/src/core/server/saved_objects/validation/validator.ts
index e358a435dc0271..0eb4c13f9fb03e 100644
--- a/src/core/server/saved_objects/validation/validator.ts
+++ b/src/core/server/saved_objects/validation/validator.ts
@@ -6,10 +6,10 @@
  * Side Public License, v 1.
  */
 
+import type { Logger } from '@kbn/logging';
 import { createSavedObjectSanitizedDocSchema } from './schema';
 import { SavedObjectsValidationMap } from './types';
 import { SavedObjectSanitizedDoc } from '../serialization';
-import { Logger } from '../../logging';
 
 /**
  * Helper class that takes a {@link SavedObjectsValidationMap} and runs validations for a
diff --git a/src/core/server/server.api.md b/src/core/server/server.api.md
index 993a5f7aa46e93..bfada11a34bf2c 100644
--- a/src/core/server/server.api.md
+++ b/src/core/server/server.api.md
@@ -1475,10 +1475,10 @@ export type KibanaResponseFactory = typeof kibanaResponseFactory;
 
 // @public
 export const kibanaResponseFactory: {
-    custom: <T extends string | Record<string, any> | Error | Buffer | Stream | {
+    custom: <T extends string | Record<string, any> | Error | Buffer | {
         message: string | Error;
         attributes?: ResponseErrorAttributes | undefined;
-    } | undefined>(options: CustomHttpResponseOptions<T>) => KibanaResponse<T>;
+    } | Stream | undefined>(options: CustomHttpResponseOptions<T>) => KibanaResponse<T>;
     badRequest: (options?: ErrorHttpResponseOptions) => KibanaResponse<string | Error | {
         message: string | Error;
         attributes?: ResponseErrorAttributes | undefined;
@@ -1499,10 +1499,10 @@ export const kibanaResponseFactory: {
         message: string | Error;
         attributes?: ResponseErrorAttributes | undefined;
     }>;
-    customError: (options: CustomHttpResponseOptions<ResponseError | Buffer | Stream>) => KibanaResponse<string | Error | Buffer | Stream | {
+    customError: (options: CustomHttpResponseOptions<ResponseError | Buffer | Stream>) => KibanaResponse<string | Error | Buffer | {
         message: string | Error;
         attributes?: ResponseErrorAttributes | undefined;
-    }>;
+    } | Stream>;
     redirected: (options: RedirectResponseOptions) => KibanaResponse<string | Record<string, any> | Buffer | Stream>;
     ok: (options?: HttpResponseOptions) => KibanaResponse<string | Record<string, any> | Buffer | Stream>;
     accepted: (options?: HttpResponseOptions) => KibanaResponse<string | Record<string, any> | Buffer | Stream>;
diff --git a/src/core/server/server.ts b/src/core/server/server.ts
index 234630734d437b..b83970b2da87c8 100644
--- a/src/core/server/server.ts
+++ b/src/core/server/server.ts
@@ -8,6 +8,7 @@
 
 import apm from 'elastic-apm-node';
 import { config as pathConfig } from '@kbn/utils';
+import type { Logger, LoggerFactory } from '@kbn/logging';
 import {
   ConfigService,
   Env,
@@ -21,7 +22,7 @@ import { ElasticsearchService } from './elasticsearch';
 import { HttpService } from './http';
 import { HttpResourcesService } from './http_resources';
 import { RenderingService } from './rendering';
-import { Logger, LoggerFactory, LoggingService, ILoggingSystem } from './logging';
+import { LoggingService, ILoggingSystem } from './logging';
 import { UiSettingsService } from './ui_settings';
 import { PluginsService, config as pluginsConfig } from './plugins';
 import { SavedObjectsService, SavedObjectsServiceStart } from './saved_objects';
diff --git a/src/core/server/status/status_service.ts b/src/core/server/status/status_service.ts
index a3dc0335c88af4..2350068d50266e 100644
--- a/src/core/server/status/status_service.ts
+++ b/src/core/server/status/status_service.ts
@@ -19,11 +19,11 @@ import { map, distinctUntilChanged, shareReplay, debounceTime, takeUntil } from
 import { isDeepStrictEqual } from 'util';
 
 import type { RootSchema } from '@kbn/analytics-client';
+import type { Logger, LogMeta } from '@kbn/logging';
 
 import { AnalyticsServiceSetup } from '../analytics';
 import { CoreService } from '../../types';
 import { CoreContext } from '../core_context';
-import { Logger, LogMeta } from '../logging';
 import { InternalElasticsearchServiceSetup } from '../elasticsearch';
 import { InternalHttpServiceSetup } from '../http';
 import { InternalSavedObjectsServiceSetup } from '../saved_objects';
diff --git a/src/core/server/ui_settings/base_ui_settings_client.ts b/src/core/server/ui_settings/base_ui_settings_client.ts
index d16524ef4e3431..be50c923bea0eb 100644
--- a/src/core/server/ui_settings/base_ui_settings_client.ts
+++ b/src/core/server/ui_settings/base_ui_settings_client.ts
@@ -8,13 +8,13 @@
 
 import { omit } from 'lodash';
 
+import type { Logger } from '@kbn/logging';
 import {
   IUiSettingsClient,
   UiSettingsParams,
   PublicUiSettingsParams,
   UserProvidedValues,
 } from './types';
-import { Logger } from '../logging';
 
 export interface BaseUiSettingsDefaultsClientOptions {
   overrides?: Record<string, any>;
diff --git a/src/core/server/ui_settings/create_or_upgrade_saved_config/create_or_upgrade_saved_config.ts b/src/core/server/ui_settings/create_or_upgrade_saved_config/create_or_upgrade_saved_config.ts
index 402405e1adb396..d55a6537957cbd 100644
--- a/src/core/server/ui_settings/create_or_upgrade_saved_config/create_or_upgrade_saved_config.ts
+++ b/src/core/server/ui_settings/create_or_upgrade_saved_config/create_or_upgrade_saved_config.ts
@@ -8,9 +8,9 @@
 
 import { defaults } from 'lodash';
 
+import type { Logger, LogMeta } from '@kbn/logging';
 import { SavedObjectsClientContract } from '../../saved_objects/types';
 import { SavedObjectsErrorHelpers } from '../../saved_objects';
-import { Logger, LogMeta } from '../../logging';
 
 import { getUpgradeableConfig } from './get_upgradeable_config';
 
diff --git a/src/core/server/ui_settings/ui_settings_client.ts b/src/core/server/ui_settings/ui_settings_client.ts
index 53ed41a3e12be5..c6881d28174045 100644
--- a/src/core/server/ui_settings/ui_settings_client.ts
+++ b/src/core/server/ui_settings/ui_settings_client.ts
@@ -6,9 +6,9 @@
  * Side Public License, v 1.
  */
 
+import type { Logger } from '@kbn/logging';
 import { SavedObjectsErrorHelpers } from '../saved_objects';
 import { SavedObjectsClientContract } from '../saved_objects/types';
-import { Logger } from '../logging';
 import { createOrUpgradeSavedConfig } from './create_or_upgrade_saved_config';
 import { UiSettingsParams } from './types';
 import { CannotOverrideError } from './ui_settings_errors';
diff --git a/src/core/server/ui_settings/ui_settings_defaults_client.ts b/src/core/server/ui_settings/ui_settings_defaults_client.ts
index fad90b9b0eaeed..1865065adcea58 100644
--- a/src/core/server/ui_settings/ui_settings_defaults_client.ts
+++ b/src/core/server/ui_settings/ui_settings_defaults_client.ts
@@ -6,8 +6,8 @@
  * Side Public License, v 1.
  */
 
+import type { Logger } from '@kbn/logging';
 import { UiSettingsParams, UserProvidedValues } from './types';
-import { Logger } from '../logging';
 import { BaseUiSettingsClient } from './base_ui_settings_client';
 
 export interface UiSettingsDefaultsClientOptions {
diff --git a/src/core/server/ui_settings/ui_settings_service.ts b/src/core/server/ui_settings/ui_settings_service.ts
index 64765ec7d6c74b..3e37ec1e5ffef7 100644
--- a/src/core/server/ui_settings/ui_settings_service.ts
+++ b/src/core/server/ui_settings/ui_settings_service.ts
@@ -9,9 +9,9 @@
 import { firstValueFrom, Observable } from 'rxjs';
 import { mapToObject } from '@kbn/std';
 
+import type { Logger } from '@kbn/logging';
 import { CoreService } from '../../types';
 import { CoreContext } from '../core_context';
-import { Logger } from '../logging';
 import { SavedObjectsClientContract } from '../saved_objects/types';
 import { InternalSavedObjectsServiceSetup } from '../saved_objects';
 import { InternalHttpServiceSetup } from '../http';
diff --git a/x-pack/plugins/synthetics/server/synthetics_service/synthetics_service.test.ts b/x-pack/plugins/synthetics/server/synthetics_service/synthetics_service.test.ts
index 6f8aa3a521f3c7..853b6d2c4cec00 100644
--- a/x-pack/plugins/synthetics/server/synthetics_service/synthetics_service.test.ts
+++ b/x-pack/plugins/synthetics/server/synthetics_service/synthetics_service.test.ts
@@ -8,8 +8,7 @@
 jest.mock('axios', () => jest.fn());
 
 import { SyntheticsService, SyntheticsConfig } from './synthetics_service';
-// eslint-disable-next-line @kbn/eslint/no-restricted-paths
-import { loggerMock } from '@kbn/core/server/logging/logger.mock';
+import { loggerMock } from '@kbn/logging-mocks';
 import { UptimeServerSetup } from '../legacy_uptime/lib/adapters';
 import axios, { AxiosResponse } from 'axios';
 import times from 'lodash/times';