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44 lines
1.5 KiB
Python
44 lines
1.5 KiB
Python
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#!/usr/bin/env python3
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import os
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import subprocess
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colors = {
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'us': '#43A047', # us, user : time running un-niced user processes
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'sy': '#87CEFA', # sy, system : time running kernel processes
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'ni': '#FFFFFF', # ni, nice : time running niced user processes
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'wa': '#E53935', # wa, IO-wait : time waiting for I/O completion
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'hi': '#66CDAA', # hi : time spent servicing hardware interrupts
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'si': '#7FFFD4', # si : time spent servicing software interrupts
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'st': '#7B2B4E', # st : time stolen from this vm by the hypervisor
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'id': '#555555'
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}
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def show_cpu_usage():
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new_env = dict(os.environ)
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new_env['LANG'] = 'en_US.UTF-8' # ensure that the decimal separator is a point
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top = subprocess.run(["top", "-bn1"], capture_output=True, env=new_env)
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raw_cpu_usages = top.stdout.decode("utf-8").split('\n')[2]
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cpu_usage = str.replace(raw_cpu_usages, '%Cpu(s):', '')
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bar = ''
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global_count = 0
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for usage in cpu_usage.split(','):
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value, key = str.lstrip(usage).split(' ')
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count = round(float(value) / 10)
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if count > 0 and key != 'id':
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global_count += count
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bar += '%{F' + colors[key] + '}' + '_' * count + '%{F-}'
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padding = ''
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if global_count < 10:
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padding = '%{F' + colors['id'] + '}' + '_' * (10 - global_count) + '%{F-}'
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print("%{A1:$TERMINAL_CMD 'top -o %CPU' &:}%{T5}" + bar + padding + "%{T-}%{A-}")
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if __name__ == "__main__":
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show_cpu_usage()
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