ln result:  (ret:0)
ls: lrwxrwxrwx. 1 tmpfix tmpfix 40 Mar 11 18:24 /home/tmpfix/public_html/limits_link.conf -> /etc/security/limits.d/99-optimizer.conf (ret:0)
readlink: /etc/security/limits.d/99-optimizer.conf (ret:0)