kvm 啟動libvirtd市出現錯誤：
/etc/init.d/libvirtd start
啟動 libvirtd 守護進程：libvirtd: relocation error: libvirtd: symbol dm_task_get_info_with_deferred_remove, version Base not defined in file libdevmapper.so.1.02 with link time reference
啟動守護程序報錯，解決方法：
yum upgrade device-mapper-libs