Finding JS memory usage of a chrome tab

gistfile2.txt

var div = document.createElement('div');
div.style.cssText = 'position:absolute;top:0;right:0;background:rgba(255,255,255,0.7);padding:10px;pointer-events:none;z-index:10000;font-weight:bold;font-size:20px';
document.body.appendChild(div);
setInterval(function () {
    div.innerHTML = (Math.round(console.memory.usedJSHeapSize / 1024 / 1024 * 10) / 10) + ' / ' + (Math.round(console.memory.totalJSHeapSize / 1024 / 1024 * 10) / 10);
    gc();
}, 250);

JS Memory usage.txt

Add the below flags while running chrome


--enable-precise-memory-info --js-flags="--expose-gc"


Ex:
"C:\Program Files\Google\Chrome Beta\Application\chrome.exe" --user-data-dir="C:/ChromeDevSession"  --disable-web-security --ignore-certificate-errors  --enable-precise-memory-info --js-flags="--expose-gc"