152 lines
4.7 KiB
Python
152 lines
4.7 KiB
Python
#!/usr/bin/env python3
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import subprocess
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import os
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import sys
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import time
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import psutil
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import cpuinfo
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import platform
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import distro
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import re
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# ToDo:
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# - check if debian based + first time setup (install necessary packages)
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# - add option to run as daemon on boot
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# - add revert options
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# - sort out imports
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# - add option to enable turbo in powersave
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# - go thru all other ToDo's
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# - copy cpufreqctl script if it doesn't exist
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# - clean/refresh screen instead of constant publish
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# global var
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p = psutil
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s = subprocess
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tool_run = "python3 auto-cpufreq.py"
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# check for necessary driver
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def driver_check():
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driver = s.getoutput("cpufreqctl --driver")
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if driver != "intel_pstate":
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print("\n" + "-" * 23 + " Driver check " + "-" * 23 + "\n")
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sys.exit("ERROR:\n\n\"intel_pstate\" CPU Performance Scaling Driver is not enabled.\n")
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# check for necessary scaling governors
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def gov_check():
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avail_gov = "/sys/devices/system/cpu/cpu0/cpufreq/scaling_available_governors"
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governors=['performance','powersave']
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for line in open(avail_gov):
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for keyword in governors:
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if keyword in line:
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pass
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else:
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print("\n" + "-" * 9 + " Checking for necessary scaling governors " + "-" * 9 + "\n")
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sys.exit("ERROR:\n\nCouldn't find any of the necessary scaling governors.\n")
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# root check func
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def root_check():
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if not os.geteuid() == 0:
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sys.exit(f"\nMust be run as root, i.e: \"sudo {tool_run}\"\n")
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exit(1)
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# set powersave
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def set_powersave():
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print("\nSetting: powersave")
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s.run("cpufreqctl --governor --set=powersave", shell=True)
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print("Setting turbo: off")
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s.run("echo 1 > /sys/devices/system/cpu/intel_pstate/no_turbo", shell=True)
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# set performance
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def set_performance():
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print("Using \"performance\" governor\n")
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s.run("cpufreqctl --governor --set=performance", shell=True)
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# enable turbo boost
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set_turbo()
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def set_turbo():
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# ToDo: replace with psutil.getloadavg()? (available in 5.6.2)
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load1m, _, _ = os.getloadavg()
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cpuload = p.cpu_percent(interval=1)
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print("Total CPU usage:", cpuload, "%")
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print("Total system load:", load1m, "\n")
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# ToDo: move load and cpuload to sysinfo
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if load1m > 2:
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print("High load, turbo bost: on")
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s.run("echo 0 > /sys/devices/system/cpu/intel_pstate/no_turbo", shell=True)
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# print("High load:", load1m)
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# print("CPU load:", cpuload, "%")
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elif cpuload > 25:
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print("High CPU load, turbo boost: on")
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s.run("echo 0 > /sys/devices/system/cpu/intel_pstate/no_turbo", shell=True)
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else:
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print("Load optimal, turbo boost: off")
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s.run("echo 1 > /sys/devices/system/cpu/intel_pstate/no_turbo", shell=True)
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def autofreq():
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print("\n" + "-" * 18 + " CPU frequency scaling " + "-" * 19 + "\n")
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# ToDo: make a function and more generic (move to psutil)
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# check battery status
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get_bat_state = s.getoutput("cat /sys/class/power_supply/BAT0/status")
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bat_state = get_bat_state.split()[0]
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# auto cpufreq based on battery state
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if bat_state == "Discharging":
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print("Battery is: discharging")
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set_powersave()
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elif bat_state == "Charging" or "Full":
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print("Battery is: charging")
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set_performance()
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else:
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print("Couldn't detrmine battery status. Please report this issue.")
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def sysinfo():
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print("\n" + "-" * 20 + " System information " + "-" * 20 + "\n")
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core_usage = p.cpu_freq(percpu=True)
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cpu_brand = cpuinfo.get_cpu_info()['brand']
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cpu_arch = cpuinfo.get_cpu_info()['arch']
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cpu_count = cpuinfo.get_cpu_info()['count']
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fdist = distro.linux_distribution()
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dist = " ".join(x for x in fdist)
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print("Linux distro: " + dist)
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print("Linux kernel: " + platform.release())
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print("Architecture:", cpu_arch)
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print("Processor:", cpu_brand)
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print("Cores:", cpu_count)
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print("\n" + "-" * 20 + " Current CPU state " + "-" * 21 + "\n")
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print("CPU frequency for each core:\n")
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core_num = 0
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while core_num < cpu_count:
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print("CPU" + str(core_num) + ": {:.0f}".format(core_usage[core_num].current) + " MHz")
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core_num += 1
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# ToDo: make more generic and not only for thinkpad
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#print(psutil.sensors_fans())
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current_fans = p.sensors_fans()['thinkpad'][0].current
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print("\nCPU fan speed:", current_fans), "RPM"
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# ToDo: add CPU temperature for each core
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# issue: https://github.com/giampaolo/psutil/issues/1650
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#print(psutil.sensors_temperatures()['coretemp'][1].current)
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if __name__ == '__main__':
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while True:
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root_check()
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driver_check()
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gov_check()
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sysinfo()
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autofreq()
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time.sleep(10) |