Your CPU Sage

installation

npm install cpusage

usage

var cpuSage = require('cpusage');
cpuSage.on('stats', function(stats) {
  console.log(stats);
}).on('busy', function(percentCPU) {
  console.log("process is overloaded, using " + percentCPU + "% cpu\n");
}).on('normal', function(percentCPU) {
 console.log("process is back to normal, using " + percentCPU + "% cpu\n");
});

license

http://wtfpl.org