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#!/usr/bin/env python3
# Copyright (c) 2009, Giampaolo Rodola'. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
"""
Print system memory information.
$ python3 scripts/meminfo.py
MEMORY
------
Total : 9.7G
Available : 4.9G
Percent : 49.0
Used : 8.2G
Free : 1.4G
Active : 5.6G
Inactive : 2.1G
Buffers : 341.2M
Cached : 3.2G
SWAP
----
Total : 0B
Used : 0B
Free : 0B
Percent : 0.0
Sin : 0B
Sout : 0B
"""
import psutil
from psutil._common import bytes2human
def pprint_ntuple(nt):
for name in nt._fields:
value = getattr(nt, name)
if name != 'percent':
value = bytes2human(value)
print('%-10s : %7s' % (name.capitalize(), value))
def main():
print('MEMORY\n------')
pprint_ntuple(psutil.virtual_memory())
print('\nSWAP\n----')
pprint_ntuple(psutil.swap_memory())
if __name__ == '__main__':
main()
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