@loopback/docs/site/apidocs/pooling.poolingservice.run.md

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---
lang: en
title: 'API docs: pooling.poolingservice.run'
keywords: LoopBack 4.0, LoopBack 4, Node.js, TypeScript, OpenAPI
sidebar: lb4_sidebar
editurl: https://github.com/loopbackio/loopback-next/tree/master/extensions/pooling
permalink: /doc/en/lb4/apidocs.pooling.poolingservice.run.html
---

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[Home](./index.md) &gt; [@loopback/pooling](./pooling.md) &gt; [PoolingService](./pooling.poolingservice.md) &gt; [run](./pooling.poolingservice.run.md)

## PoolingService.run() method

Run the task with an acquired resource from the pool. If task is completed successfully, the resource is returned to the pool. Otherwise, the resource is destroyed.

<b>Signature:</b>

```typescript
run(task: (resource: T) => ValueOrPromise<void>, requestCtx?: Context): Promise<void>;
```

## Parameters

|  Parameter | Type | Description |
|  --- | --- | --- |
|  task | (resource: T) =&gt; [ValueOrPromise](./context.valueorpromise.md)<!-- -->&lt;void&gt; | A function that accepts a resource and returns a Promise. |
|  requestCtx | [Context](./context.context.md) |  |

<b>Returns:</b>

Promise&lt;void&gt;