diff --git a/packages/unit/src/Runtime/Runtime.ts b/packages/unit/src/Runtime/Runtime.ts
index e14cd6bf..57bee142 100644
--- a/packages/unit/src/Runtime/Runtime.ts
+++ b/packages/unit/src/Runtime/Runtime.ts
@@ -22,6 +22,8 @@ export class Runtime {
         this.logger = Logger.factory(this);
         this.created = new Date();
         this.logger.info("register", {ENV, DEBUG});
+        this.accept(this.logger);
+        this.accept(() => new Promise((resolve) => process.nextTick(resolve)));
 
         // @TODO Send an event when a signal has been received.
         for (const signal of Signals) {
@@ -34,6 +36,10 @@ export class Runtime {
         return this[RuntimeRef];
     }
 
+    public get online() {
+        return !this.#disposed;
+    }
+
     public static isDebugEnable() {
         return DEBUG;
     }
@@ -50,10 +56,6 @@ export class Runtime {
         return ENV === "test";
     }
 
-    public get online() {
-        return !this.#disposed;
-    }
-
     public static initialize(before?: () => any) {
         if (this[RuntimeRef]) {
             return;
@@ -79,12 +81,12 @@ export class Runtime {
         } catch (error) {
             this.logger.emergency(error.message, error.stack);
         } finally {
+            finish();
+
             this.logger.info("finish");
             if (this.online) {
                 await this.release();
             }
-
-            finish();
         }
     }
 
diff --git a/packages/unit/src/Runtime/interfaces.ts b/packages/unit/src/Runtime/interfaces.ts
index 3e7a261b..df2443a1 100644
--- a/packages/unit/src/Runtime/interfaces.ts
+++ b/packages/unit/src/Runtime/interfaces.ts
@@ -15,7 +15,7 @@ export interface IDisposableSync {
 }
 
 export interface IDisposable {
-    dispose(): Promisify<void>;
+    dispose(): Promisify<void | Disposable | Disposable[]>;
 }
 
 export type DisposableFn = () => Promisify<void>;
diff --git a/packages/unit/src/Runtime/internal.ts b/packages/unit/src/Runtime/internal.ts
index a47b1161..64e7eb4c 100644
--- a/packages/unit/src/Runtime/internal.ts
+++ b/packages/unit/src/Runtime/internal.ts
@@ -1,4 +1,5 @@
 import {IDisposable, IRunnable} from "./interfaces";
+import {Runtime} from "./Runtime";
 
 export const DisposableSync = Symbol();
 export const Signals: NodeJS.Signals[] = ["SIGINT", "SIGQUIT", "SIGTERM"];
@@ -14,3 +15,10 @@ export function isDisposableSync(candidate: any): candidate is IDisposable {
 export function isRunnable(candidate: any): candidate is IRunnable {
     return "getHeartbeat" in candidate;
 }
+
+export function main(fn: (runtime: Runtime) => any, before?: () => any) {
+    process.nextTick(async () => {
+        Runtime.initialize(before);
+        Runtime.run(fn);
+    });
+}
diff --git a/packages/util/src/Logger/Logger.ts b/packages/util/src/Logger/Logger.ts
index 7e8f9d3d..1a3bd949 100644
--- a/packages/util/src/Logger/Logger.ts
+++ b/packages/util/src/Logger/Logger.ts
@@ -151,6 +151,11 @@ export class Logger {
         };
     }
 
+    public dispose() {
+        writers.splice(0, writers.length);
+        return Promise.allSettled(transports.map((transport) => transport.close()));
+    }
+
     public add(child: ILogger) {
         if (child.logger === this || isDefined(child.logger.groupId) || isUndefined(this.groupId)) {
             return;
diff --git a/packages/util/src/Logger/Transport/InOutTransportAbstract.ts b/packages/util/src/Logger/Transport/InOutTransportAbstract.ts
index 40937593..f0b3b586 100644
--- a/packages/util/src/Logger/Transport/InOutTransportAbstract.ts
+++ b/packages/util/src/Logger/Transport/InOutTransportAbstract.ts
@@ -1,3 +1,4 @@
+import {Promisify} from "../../interfaces";
 import {ILoggerTransport, LogFormat, LogMessage} from "../interfaces";
 import {defaultLogFormat} from "./formatters";
 
@@ -23,5 +24,7 @@ export abstract class InOutTransportAbstract implements ILoggerTransport {
         }
     }
 
+    public abstract close(): Promisify<void>;
+
     protected abstract test(log: LogMessage): boolean;
 }
diff --git a/packages/util/src/Logger/Transport/StdErrorTransport.ts b/packages/util/src/Logger/Transport/StdErrorTransport.ts
index f6e2bbe3..fc04ce42 100644
--- a/packages/util/src/Logger/Transport/StdErrorTransport.ts
+++ b/packages/util/src/Logger/Transport/StdErrorTransport.ts
@@ -9,4 +9,8 @@ export class StdErrorTransport extends InOutTransportAbstract {
     protected test(log: LogMessage) {
         return log.severity < SeverityLevel.NOTICE;
     }
+
+    public close() {
+        return void 0;
+    }
 }
diff --git a/packages/util/src/Logger/Transport/StdOutTransport.ts b/packages/util/src/Logger/Transport/StdOutTransport.ts
index c4be3b15..eec6fb21 100644
--- a/packages/util/src/Logger/Transport/StdOutTransport.ts
+++ b/packages/util/src/Logger/Transport/StdOutTransport.ts
@@ -9,4 +9,8 @@ export class StdOutTransport extends InOutTransportAbstract {
     protected test(log: LogMessage) {
         return log.severity >= SeverityLevel.NOTICE;
     }
+
+    public close() {
+        return void 0;
+    }
 }
diff --git a/packages/util/src/Logger/interfaces.ts b/packages/util/src/Logger/interfaces.ts
index a149a0ae..583cc63e 100644
--- a/packages/util/src/Logger/interfaces.ts
+++ b/packages/util/src/Logger/interfaces.ts
@@ -16,6 +16,7 @@ export interface ILoggerTransport {
     readonly writable: boolean;
 
     write(log: LogMessage): Promisify<void>;
+    close(): Promisify<void>;
 }
 
 export interface ILogger {