gistfile1.txt

dtrace -n 'pid$target::*Isolate*Throw*:entry { @[probefunc] = count(); }' -c './node t.js'
dtrace: description 'pid$target::*Isolate*Throw*:entry ' matched 5 probes
tick
tick
tick
tick
tick
tick
tick
tick
tick
tick
tick
dtrace: pid 63529 has exited

  _ZN2v88internal7Isolate5ThrowEPNS0_6ObjectEPNS0_15MessageLocationE               11
  _ZN2v88internal7Isolate7DoThrowEPNS0_6ObjectEPNS0_15MessageLocationE               11

t.js

var interval = setInterval(function() {
        if (!count)
                clearInterval(interval);

        try {  
                throw new Error("Hello World");
        } catch (e) {
                console.log('tick');
        } finally {
                count--;
        }

}, 500);