v8-profiler provides node bindings for the v8 profiler and integration with node-inspector

Installation

	npm install v8-profiler

Usage

	var profiler = require('v8-profiler');

API

	var snapshot = profiler.takeSnapshot([name])      //takes a heap snapshot
	
	profiler.startProfiling([name])                   //begin cpu profiling
	var cpuProfile = profiler.stopProfiling([name])   //finish cpu profiling

node-inspector

Cpu profiles can be viewed and heap snapshots may be taken and viewed from the profiles panel.