AlkantarClanX12
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#!/usr/bin/env python3
# Copyright (c) 2009, Giampaolo Rodola'
# Copyright (c) 2017, Arnon Yaari
# All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
"""AIX specific tests."""
import re
import psutil
from psutil import AIX
from psutil.tests import PsutilTestCase
from psutil.tests import pytest
from psutil.tests import sh
@pytest.mark.skipif(not AIX, reason="AIX only")
class AIXSpecificTestCase(PsutilTestCase):
def test_virtual_memory(self):
out = sh('/usr/bin/svmon -O unit=KB')
re_pattern = r"memory\s*"
for field in ("size inuse free pin virtual available mmode").split():
re_pattern += r"(?P<%s>\S+)\s+" % (field,)
matchobj = re.search(re_pattern, out)
assert matchobj is not None
KB = 1024
total = int(matchobj.group("size")) * KB
available = int(matchobj.group("available")) * KB
used = int(matchobj.group("inuse")) * KB
free = int(matchobj.group("free")) * KB
psutil_result = psutil.virtual_memory()
# TOLERANCE_SYS_MEM from psutil.tests is not enough. For some reason
# we're seeing differences of ~1.2 MB. 2 MB is still a good tolerance
# when compared to GBs.
TOLERANCE_SYS_MEM = 2 * KB * KB # 2 MB
assert psutil_result.total == total
assert abs(psutil_result.used - used) < TOLERANCE_SYS_MEM
assert abs(psutil_result.available - available) < TOLERANCE_SYS_MEM
assert abs(psutil_result.free - free) < TOLERANCE_SYS_MEM
def test_swap_memory(self):
out = sh('/usr/sbin/lsps -a')
# From the man page, "The size is given in megabytes" so we assume
# we'll always have 'MB' in the result
# TODO maybe try to use "swap -l" to check "used" too, but its units
# are not guaranteed to be "MB" so parsing may not be consistent
matchobj = re.search(
r"(?P<space>\S+)\s+"
r"(?P<vol>\S+)\s+"
r"(?P<vg>\S+)\s+"
r"(?P<size>\d+)MB",
out,
)
assert matchobj is not None
total_mb = int(matchobj.group("size"))
MB = 1024**2
psutil_result = psutil.swap_memory()
# we divide our result by MB instead of multiplying the lsps value by
# MB because lsps may round down, so we round down too
assert int(psutil_result.total / MB) == total_mb
def test_cpu_stats(self):
out = sh('/usr/bin/mpstat -a')
re_pattern = r"ALL\s*"
for field in (
"min maj mpcs mpcr dev soft dec ph cs ics bound rq "
"push S3pull S3grd S0rd S1rd S2rd S3rd S4rd S5rd "
"sysc"
).split():
re_pattern += r"(?P<%s>\S+)\s+" % (field,)
matchobj = re.search(re_pattern, out)
assert matchobj is not None
# numbers are usually in the millions so 1000 is ok for tolerance
CPU_STATS_TOLERANCE = 1000
psutil_result = psutil.cpu_stats()
assert (
abs(psutil_result.ctx_switches - int(matchobj.group("cs")))
< CPU_STATS_TOLERANCE
)
assert (
abs(psutil_result.syscalls - int(matchobj.group("sysc")))
< CPU_STATS_TOLERANCE
)
assert (
abs(psutil_result.interrupts - int(matchobj.group("dev")))
< CPU_STATS_TOLERANCE
)
assert (
abs(psutil_result.soft_interrupts - int(matchobj.group("soft")))
< CPU_STATS_TOLERANCE
)
def test_cpu_count_logical(self):
out = sh('/usr/bin/mpstat -a')
mpstat_lcpu = int(re.search(r"lcpu=(\d+)", out).group(1))
psutil_lcpu = psutil.cpu_count(logical=True)
assert mpstat_lcpu == psutil_lcpu
def test_net_if_addrs_names(self):
out = sh('/etc/ifconfig -l')
ifconfig_names = set(out.split())
psutil_names = set(psutil.net_if_addrs().keys())
assert ifconfig_names == psutil_names