ram_police.sh

ram_police.sh

if [ $# -eq 0 ]; then
    tmux new-session -d -s ram_police
    tmux send-keys -t ram_police "bash ram_police.sh true" ENTER
    tmux capture-pane -t ram_police
else
    free_ram=$(free -g | grep -m1 -E "[[:digit:]]" | tail -c4)
    ram_limit=10
    
    clear
    echo "RAM POLICE WITH $ram_limit GB MIN."

    # check if availabe RAM is below the limit every second
    # do nothing if RAM is above the limit
    # kill all python processes if RAM is below the limit
    police="🔴🔵"
    while true; do
        current_date_time=$(date)
        if [ $free_ram -lt $ram_limit ]; then
            echo "[${current_date_time}] 🚓 RAM is almost full"
            echo "[${current_date_time}] 🔪 python processes"
            pkill -f .*python.*
            free_ram=$(free -g | grep -m1 -E "[[:digit:]]" | tail -c4)
        else
            if [ $police == "🔴🔵" ]; then
                 police="🔵🔴"
            else
                 police="🔴🔵"
            fi
            echo -ne "[${current_date_time}] $police $free_ram GB RAM free $police\033[0K\r"
            free_ram=$(free -g | grep -m1 -E "[[:digit:]]" | tail -c4)
        fi
        sleep 1
    done
fi