/usr/lib/python3/dist-packages/glances/plugins/glances_core.py is in glances 2.7.1.1-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 | # -*- coding: utf-8 -*-
#
# This file is part of Glances.
#
# Copyright (C) 2015 Nicolargo <nicolas@nicolargo.com>
#
# Glances is free software; you can redistribute it and/or modify
# it under the terms of the GNU Lesser General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# Glances is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
"""CPU core plugin."""
from glances.plugins.glances_plugin import GlancesPlugin
import psutil
class Plugin(GlancesPlugin):
"""Glances CPU core plugin.
Get stats about CPU core number.
stats is integer (number of core)
"""
def __init__(self, args=None):
"""Init the plugin."""
super(Plugin, self).__init__(args=args)
# We dot not want to display the stat in the curse interface
# The core number is displayed by the load plugin
self.display_curse = False
# Init the stat
self.reset()
def reset(self):
"""Reset/init the stat using the input method."""
self.stats = {}
def update(self):
"""Update core stats.
Stats is a dict (with both physical and log cpu number) instead of a integer.
"""
# Reset the stats
self.reset()
if self.input_method == 'local':
# Update stats using the standard system lib
# The PSUtil 2.0 include psutil.cpu_count() and psutil.cpu_count(logical=False)
# Return a dict with:
# - phys: physical cores only (hyper thread CPUs are excluded)
# - log: logical CPUs in the system
# Return None if undefine
try:
self.stats["phys"] = psutil.cpu_count(logical=False)
self.stats["log"] = psutil.cpu_count()
except NameError:
self.reset()
elif self.input_method == 'snmp':
# Update stats using SNMP
# http://stackoverflow.com/questions/5662467/how-to-find-out-the-number-of-cpus-using-snmp
pass
return self.stats
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