1 | # -*- coding: utf-8 -*- |
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2 | # |
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3 | # This file is part of Glances. |
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4 | # |
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5 | # Copyright (C) 2019 Nicolargo <[email protected]> |
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6 | # |
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7 | # Glances is free software; you can redistribute it and/or modify |
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8 | # it under the terms of the GNU Lesser General Public License as published by |
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9 | # the Free Software Foundation, either version 3 of the License, or |
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10 | # (at your option) any later version. |
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11 | # |
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12 | # Glances is distributed in the hope that it will be useful, |
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13 | # but WITHOUT ANY WARRANTY; without even the implied warranty of |
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14 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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15 | # GNU Lesser General Public License for more details. |
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16 | # |
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17 | # You should have received a copy of the GNU Lesser General Public License |
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18 | # along with this program. If not, see <http://www.gnu.org/licenses/>. |
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19 | |||
20 | """CPU core plugin.""" |
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21 | |||
22 | from glances.plugins.glances_plugin import GlancesPlugin |
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23 | |||
24 | import psutil |
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25 | |||
26 | |||
27 | class Plugin(GlancesPlugin): |
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28 | """Glances CPU core plugin. |
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29 | |||
30 | Get stats about CPU core number. |
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31 | |||
32 | stats is integer (number of core) |
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33 | """ |
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34 | |||
35 | def __init__(self, args=None, config=None): |
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36 | """Init the plugin.""" |
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37 | super(Plugin, self).__init__(args=args, config=config) |
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38 | |||
39 | # We dot not want to display the stat in the curse interface |
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40 | # The core number is displayed by the load plugin |
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41 | self.display_curse = False |
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42 | |||
43 | def update(self): |
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44 | """Update core stats. |
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45 | |||
46 | Stats is a dict (with both physical and log cpu number) instead of a integer. |
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47 | """ |
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48 | # Init new stats |
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49 | stats = self.get_init_value() |
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50 | |||
51 | if self.input_method == 'local': |
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52 | # Update stats using the standard system lib |
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53 | |||
54 | # The psutil 2.0 include psutil.cpu_count() and psutil.cpu_count(logical=False) |
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55 | # Return a dict with: |
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56 | # - phys: physical cores only (hyper thread CPUs are excluded) |
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57 | # - log: logical CPUs in the system |
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58 | # Return None if undefine |
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59 | try: |
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60 | stats["phys"] = psutil.cpu_count(logical=False) |
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61 | stats["log"] = psutil.cpu_count() |
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62 | except NameError: |
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63 | self.reset() |
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64 | |||
65 | elif self.input_method == 'snmp': |
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66 | # Update stats using SNMP |
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67 | # http://stackoverflow.com/questions/5662467/how-to-find-out-the-number-of-cpus-using-snmp |
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68 | pass |
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69 | |||
70 | # Update the stats |
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71 | self.stats = stats |
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72 | |||
73 | return self.stats |
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74 |