c8fc75a401
Display system load and show warning/critical error when load is above a certain threshold (compared to the number of available CPUs). see #23
43 lines
1.3 KiB
Python
43 lines
1.3 KiB
Python
# pylint: disable=C0111,R0903
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"""Displays system load.
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Parameters:
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* load.warning : Warning threshold for the one-minute load average (defaults to 70% of the number of CPUs)
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* load.critical: Critical threshold for the one-minute load average (defaults to 80% of the number of CPUs)
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"""
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import os
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import multiprocessing
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import bumblebee.input
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import bumblebee.output
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import bumblebee.engine
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class Module(bumblebee.engine.Module):
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def __init__(self, engine, config):
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super(Module, self).__init__(engine, config,
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bumblebee.output.Widget(full_text=self.load)
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)
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try:
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self._cpus = multiprocessing.cpu_count()
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except multiprocessing.NotImplementedError as e:
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self._cpus = 1
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engine.input.register_callback(self, button=bumblebee.input.LEFT_MOUSE,
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cmd="gnome-system-monitor")
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def load(self):
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return "{:.02f}/{:.02f}/{:.02f}".format(
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self._load[0], self._load[1], self._load[2]
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)
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def update(self, widgets):
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self._load = os.getloadavg()
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def state(self, widget):
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if self._load[0] > float(self.parameter("critical", self._cpus*0.8)):
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return "critical"
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if self._load[0] > float(self.parameter("warning", self._cpus*0.7)):
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return "warning"
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# vim: tabstop=8 expandtab shiftwidth=4 softtabstop=4
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