cpumon

README

cpumon

Real-time CPU monitoring for Linux. Shows temperatures, frequencies, throttling, and fan status.

Install

AUR (Arch Linux):

yay -S cpumon

Pre-built binary:

curl -Lo cpumon https://github.com/Mohabdo21/cpumon/releases/latest/download/cpumon-linux-amd64
chmod +x cpumon
sudo mv cpumon /usr/local/bin/

With Go:

go install github.com/Mohabdo21/cpumon@latest

From source:

make build-optimized
sudo make install

Run

cpumon           # 1 second refresh (default)
cpumon -i 500ms  # 500ms refresh
cpumon -i 2s     # 2 second refresh

Requires root for some metrics like power consumption, set read/search file capabilities with:

sudo setcap cap_dac_read_search=ep /bin/cpumon

Configuration

Power threshold colors are configurable via env vars (defaults shown):

Env var	Default	Description
CPUMON_POWER_WARN	15	Power warning threshold in W (yellow)
CPUMON_POWER_CRIT	28	Power critical threshold in W (red)

Example:

CPUMON_POWER_WARN=50 CPUMON_POWER_CRIT=80 cpumon

Supported Hardware

• Intel (coretemp)
• AMD (k10temp, zenpower)
• ARM (cpu_thermal)
• ThinkPad fan interface
• Generic hwmon fans

License

MIT