This is documentation for the next version of K6. For the latest stable release, go to the latest version.
throttleCPU(cpuProfile)
Throttles the CPU in Chrome/Chromium to slow it down by the specified rate
in cpuProfile
.
Parameter | Type | Default | Description |
---|---|---|---|
cpuProfile | CPUProfile | null | This is a mandatory parameter. |
cpuProfile.rate | number | 1 | rate as a slowdown factor (1 is no throttle, 2 is 2x slowdown, etc). |
Returns
Type | Description |
---|---|
Promise<void> | A Promise that fulfills when the CPU has been throttled to the specified rate. |
Example
import { browser } from 'k6/browser';
export const options = {
scenarios: {
browser: {
executor: 'shared-iterations',
options: {
browser: {
type: 'chromium',
},
},
},
},
};
export default async function () {
const context = await browser.newContext();
const page = await context.newPage();
try {
await page.throttleCPU({ rate: 4 });
await page.goto('https://test.k6.io/', { waitUntil: 'networkidle' });
} finally {
await page.close();
}
}