public void processStackCall(Op op, long timeStart) {
        //StackTraceElement stack[] = Thread.currentThread().getStackTrace();

        long timeSpent = (System.nanoTime() - timeStart) / 1000;

        /*
           basically we want to unroll stack trace for few levels ABOVE nd4j classes
           and update invocations list for last few levels, to keep that stat on few levels
         */

        methodsAggregator.incrementCount(timeSpent);
    }
public void processStackCall ( Op op , long timeStart ) { long timeSpent = ( System . nanoTime ( ) - timeStart ) / 1000 ; methodsAggregator . incrementCount ( timeSpent ) ; }
This method builds
@param op