puppeteer/docs/api/puppeteer.tracing.start.md

---
sidebar_label: Tracing.start
---
# Tracing.start() method

Starts a trace for the current page.

**Signature:**

```typescript
class Tracing {start(options?: TracingOptions): Promise<void>;}
```

## Parameters

|  Parameter | Type | Description |
|  --- | --- | --- |
|  options | [TracingOptions](./puppeteer.tracingoptions.md) | <i>(Optional)</i> Optional <code>TracingOptions</code>. |

**Returns:**

Promise&lt;void&gt;

## Remarks

Only one trace can be active at a time per browser.