old_contents: 'use strict';
  
  var ensureString = require('es5-ext/object/validate-stringifiable-value')
    , getDebug     = require('debug-ext')
    , now          = require('microtime-x');
  
  module.exports = function (ns) {
  	var debug = getDebug('health:' + ensureString(ns));
  
  	debug.color = 5;
  
  	debug("%sMB", (process.memoryUsage().rss / 1048576).toFixed(3));
  
  	setInterval(function () {
  		debug("%s %s %sMB", (new Date()).toISOString(), now(),
  			(process.memoryUsage().rss / 1048576).toFixed(3) + "\n");
  	}, 1000 * 60);
  };
  
new_contents: 'use strict';
  
  var ensureString = require('es5-ext/object/validate-stringifiable-value')
    , getDebug     = require('debug-ext')
    , now          = require('microtime-x');
  
  module.exports = function (ns) {
  	var debug = getDebug('health:' + ensureString(ns));
  
  	debug.color = 5;
  
  	debug("%sMB\n", (process.memoryUsage().rss / 1048576).toFixed(3));
  
  	setInterval(function () {
  		debug("%s %s %sMB\n", (new Date()).toISOString(), now(),
  			(process.memoryUsage().rss / 1048576).toFixed(3));
  	}, 1000 * 60);
  };
  
subject: Fix debug log