error while loading shared libraries: libmysqlclient.so.15: cannot open shared object file
完善方法：
wget -O /usr/lib64/libmysqlclient.so.15 http://files.directadmin.com/services/es_5.0_64/libmysqlclient.so.15chmod 755 /usr/lib64/libmysqlclient.so.15ldconfig
