58 lines
2.8 KiB
Bash
58 lines
2.8 KiB
Bash
#!/usr/bin/env bash
|
|
|
|
# Copyright (c) 2021-2024 tteck
|
|
# Author: tteck (tteckster)
|
|
# License: MIT
|
|
# https://github.com/tteck/Proxmox/raw/main/LICENSE
|
|
set -e
|
|
header_info() {
|
|
clear
|
|
cat <<EOF
|
|
________ __ __ _____
|
|
/ ___/ _ \/ / / / / ___/__ _ _____ _______ ___ _______
|
|
/ /__/ ___/ /_/ / / (_ / _ \ |/ / -_) __/ _ \/ _ \/ __(_-<
|
|
\___/_/ \____/ \___/\___/___/\__/_/ /_//_/\___/_/ /___/
|
|
EOF
|
|
}
|
|
header_info
|
|
whiptail --backtitle "Proxmox VE Helper Scripts" --title "CPU Scaling Governors" --yesno "View/Change CPU Scaling Governors. Proceed?" 10 58 || exit
|
|
current_governor=$(cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_governor)
|
|
GOVERNORS_MENU=()
|
|
MSG_MAX_LENGTH=0
|
|
while read -r TAG ITEM; do
|
|
OFFSET=2
|
|
((${#ITEM} + OFFSET > MSG_MAX_LENGTH)) && MSG_MAX_LENGTH=${#ITEM}+OFFSET
|
|
GOVERNORS_MENU+=("$TAG" "$ITEM " "OFF")
|
|
done < <(cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_available_governors | tr ' ' '\n' | grep -v "$current_governor")
|
|
scaling_governor=$(whiptail --backtitle "Proxmox VE Helper Scripts" --title "Current CPU Scaling Governor is set to $current_governor" --checklist "\nSelect the Scaling Governor to use:\n" 16 $((MSG_MAX_LENGTH + 58)) 6 "${GOVERNORS_MENU[@]}" 3>&1 1>&2 2>&3 | tr -d '"') || exit
|
|
[ -z "$scaling_governor" ] && {
|
|
whiptail --backtitle "Proxmox VE Helper Scripts" --title "No CPU Scaling Governor Selected" --msgbox "It appears that no CPU Scaling Governor was selected" 10 68
|
|
clear
|
|
exit
|
|
}
|
|
echo "${scaling_governor}" | tee /sys/devices/system/cpu/cpu*/cpufreq/scaling_governor >/dev/null
|
|
current_governor=$(cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_governor)
|
|
whiptail --backtitle "Proxmox VE Helper Scripts" --msgbox --title "Current CPU Scaling Governor" "\nCurrent CPU Scaling Governor has been set to $current_governor\n" 10 60
|
|
CHOICE=$(whiptail --backtitle "Proxmox VE Helper Scripts" --title "CPU Scaling Governor" --menu "This will establish a crontab to maintain the CPU Scaling Governor configuration across reboots.\n \nSetup a crontab?" 14 68 2 \
|
|
"yes" " " \
|
|
"no" " " 3>&2 2>&1 1>&3)
|
|
|
|
case $CHOICE in
|
|
yes)
|
|
set +e
|
|
NEW_CRONTAB_COMMAND="(sleep 60 && echo \"$current_governor\" | tee /sys/devices/system/cpu/cpu*/cpufreq/scaling_governor)"
|
|
EXISTING_CRONTAB=$(crontab -l 2>/dev/null)
|
|
if [[ -n "$EXISTING_CRONTAB" ]]; then
|
|
TEMP_CRONTAB_FILE=$(mktemp)
|
|
echo "$EXISTING_CRONTAB" | grep -v "@reboot (sleep 60 && echo*" > "$TEMP_CRONTAB_FILE"
|
|
crontab "$TEMP_CRONTAB_FILE"
|
|
rm "$TEMP_CRONTAB_FILE"
|
|
fi
|
|
(crontab -l 2>/dev/null; echo "@reboot $NEW_CRONTAB_COMMAND") | crontab -
|
|
echo -e "\nCrontab Set (use 'crontab -e' to check)"
|
|
;;
|
|
no)
|
|
echo -e "\n\033[31mNOTE: Settings return to default after reboot\033[m\n"
|
|
;;
|
|
esac
|
|
echo -e "Current CPU Scaling Governor is set to \033[36m$current_governor\033[m\n"
|