Chrome Flags Reference

Chrome command line switches and startup flags for automation, headless mode, and debugging.

--enable-precise-memory-info

What does --enable-precise-memory-info do?

Make the values returned to window.performance.memory more granular and more up to date in shared worker. Without this flag, the memory information is still available, but it is bucketized and updated less frequently. This flag also applys to workers.

Usage

CLILaunch Chrome with --enable-precise-memory-info using CLI

chrome --enable-precise-memory-info

PuppeteerLaunch Chrome with --enable-precise-memory-info using Puppeteer

const browser = await puppeteer.launch({
  args: ['--enable-precise-memory-info']
});

PlaywrightLaunch Chrome with --enable-precise-memory-info using Playwright

const browser = await chromium.launch({
  args: ['--enable-precise-memory-info']
});

SeleniumLaunch Chrome with --enable-precise-memory-info using Selenium

from selenium import webdriver

options = webdriver.ChromeOptions()
options.add_argument('--enable-precise-memory-info')

driver = webdriver.Chrome(options=options)