def _disk(self):
        """Record Disk usage."""
        mountpoints = [p.mountpoint for p in psutil.disk_partitions() if p.device.endswith(self.device)]
        if len(mountpoints) != 1:
            raise CommandError("Unknown device: {0}".format(self.device))

        metric("disk-{0}".format(self.device), int(psutil.disk_usage(mountpoints[0]).percent), category=self.category)
 def _net(self):
     """Record Network usage."""
     data = psutil.network_io_counters(pernic=True)
     if self.device not in data:
         raise CommandError("Unknown device: {0}".format(self.device))
     # Network bytes sent
     metric("net-{0}-sent".format(self.device), data[self.device].bytes_sent, category=self.category)
     # Network bytes received
     metric("net-{0}-recv".format(self.device), data[self.device].bytes_recv, category=self.category)
    def _net(self):
        """Record Network usage."""
        data = psutil.network_io_counters(pernic=True)
        if self.device not in data:
            raise CommandError("Unknown device: {0}".format(self.device))

        # Network bytes sent
        value = data[self.device].bytes_sent
        metric("net-{0}-sent".format(self.device),
               value,
               category=self.category)
        gauge("net-{0}-sent".format(self.device), value)

        # Network bytes received
        value = data[self.device].bytes_recv
        metric("net-{0}-recv".format(self.device),
               value,
               category=self.category)
 def _mem(self):
     """Record Memory usage."""
     metric("memory", int(psutil.virtual_memory().percent), category=self.category)
 def _cpu(self):
     """Record CPU usage."""
     metric("cpu", int(psutil.cpu_percent()), category=self.category)
 def _mem(self):
     """Record Memory usage."""
     value = int(psutil.virtual_memory().percent)
     metric("memory", value, category=self.category)
     gauge("memory", value)
 def _cpu(self):
     """Record CPU usage."""
     value = int(psutil.cpu_percent())
     metric("cpu", value, category=self.category)
     gauge("cpu", value)