Activer l'ajout de mémoire à chaud

#!/bin/bash

# Bring CPUs online
for CPU_DIR in /sys/devices/system/cpu/cpu[0-9]*; do
    CPU_STATE_FILE="${CPU_DIR}/online"
    if [ -f "${CPU_STATE_FILE}" ]; then
        if grep -qx 0 "${CPU_STATE_FILE}"; then
            echo 1 > "${CPU_STATE_FILE}"
        fi
    fi
done

# Bring Memory online
for RAM in $(grep offline /sys/devices/system/memory/*/state 2>/dev/null); do
    echo online > "$(echo $RAM | sed 's/:offline$//')"
done