if busybox [ "`sysctl -n vm.dirty_ratio`" != "90"
    -a "`sysctl -n vm.dirty_background_ratio`" != "70"
    -a "`sysctl -n vm.vfs_cache_pressure`" != "5"
    -a "`sysctl -n vm.oom_kill_allocating_task`" != "1"
    -a "`sysctl -n vm.min_free_kbytes`" != "4096"
    -a "`sysctl -n vm.panic_on_oom`" != "0"
    -a "`sysctl -n vm.overcommit_memory`" != "1"
    -a "`sysctl -n vm.min_free_order_shift`" != "4"
    -a "`sysctl -n vm.dirty_writeback_centisecs`" != "2000"
    -a "`sysctl -n vm.dirty_expire_centisecs`" != "1000" ]
then
    echo "No good, something went wrong with sysctl, run restore script(#7 on Main Menu) and try again."
fi