code: function bindIndicators(indicator) {
      // Parent process will send three type of data
      const collectorHandler = {
          'process': function (value) {
              indicator.rss = value.rss;
              indicator.heapTotal = value.heapTotal;
              indicator.heapUsed = value.heapUsed;
          },
          'os': function (value) {
              indicator.totalMem = value.totalMem;
              indicator.freeMem = value.freeMem;
              indicator.cpus = value.cpus;
          },
          'v8': function (value) {
              indicator.newSpace = value.heapSpace[0];
              indicator.oldSpace = value.heapSpace[1];
              indicator.codeSpace = value.heapSpace[2];
              indicator.mapSpace = value.heapSpace[3];
              indicator.largeObjectSpace = value.heapSpace[4];
          }
      }
  
      process.on('message', (msg) => {
          if (Array.isArray(msg)) {
              msg.forEach((data) => {
                  let handler = collectorHandler[data.type];
                  if (typeof handler === 'function') collectorHandler[data.type](data.value);
              });
          }
      });
  }
docs: Bind process IPC channel to indicator