Export permission script
getfacl *> privs.log
cp privs.log ../bin-bak/
CD ../bin-bak/
Execute permissions script
setfacl --restore = privs.log
Do not perform
chmod 775 -R /u01
Believe me, you'll regret it performed.
Reproduced in: https: //www.cnblogs.com/Wardenking/p/11063169.html