jQuery Performance

jQuery Performance

I am profiling my application homepage for Javascript performance using a tool called DynaTrace. As per the tool I see some jQuery piece of code contributing about 5.6 secs to overall time. Can somebody suggest what this piece of code does and scenarios under which this piece of jQuery code executes. The function 'oa' keeps repeating as i drill down the nodes -

jQuery API Perf 1

jQuery Profiling