def print_iostat_summary(old, new, devices):
global timestamp
# Tells pyostat to start collecting data.
pyostat_device.start_collecting()
stats, diff_stats = {}, {}
if old:
devicelist = [x for x in old if x in devices]
else:
devicelist = devices
for device in devicelist:
stats[device] = DeviceData()
stats[device].parse_stats(new[device])
if old:
old_stats = DeviceData()
old_stats.parse_stats(old[device])
diff_stats[device] = stats[device].compare_iostats(old_stats)
# Stores the timestamp for the current data.
timestamp = datetime.datetime.fromtimestamp(time.time()).strftime(
'%Y-%m-%d %H:%M:%S') # <-- Weird Python Magic.
for device in devicelist:
if old:
diff_stats[device].display_iostats()
else:
stats[device].display_iostats()
# Tells pyostat to stop collecting data, calculate averages, save the data to a file, and print to stdout.
pyostat_device.stop_collecting()
pyostat_device.calculate_data(timestamp)
pyostat_device.print_to_file()
pyostat_device.print_to_stdout()
def list_nfs_mounts(list_param, mountstats):
mount_list = []
if len(list_param) > 0:
for device in list_param:
stats = DeviceData()
stats.parse_stats(mountstats[device])
if stats.is_nfs_mountpoint():
mount_list += [device]
else:
for device, dev_description in mountstats.items():
stats = DeviceData()
stats.parse_stats(dev_description)
if stats.is_nfs_mountpoint():
mount_list += [device]
return mount_list
