Inexplicit 'task' in Chrome Perfomance DevTools
You can use JavaScript's performance observer to know the bottleneck of perf issues in your web app.
Precise code -
const observer = new PerformanceObserver((list) => { console.log('Long Task detected! 🚩️'); const entries = list.getEntries(); console.log(entries);});observer.observe({entryTypes: ['longtask']});More details here