The sum of the periods during which the page is busy while loading and does not respond to taps or clicks. A good value is up to 200 ms; above 600 ms is poor. The most common cause is too much or too heavy JavaScript.
FAQ / Glossary
FAQ / Glossary
The sum of the periods during which the page is busy while loading and does not respond to taps or clicks. A good value is up to 200 ms; above 600 ms is poor. The most common cause is too much or too heavy JavaScript.