mysql-xtrabackup备份sh: xtrabackup_56: command not found与error while loading shared libraries: libssl.so.6: cannot open shared object file: No such file or directory

sh: xtrabackup_56: command not found
innobackupex: fatal error: no 'mysqld' group in MySQL options
解决办法：cp xtrabackup_56 /usr/bin

xtrabackup_56: error while loading shared libraries: libssl.so.6: cannot open shared object file: No such file or directory
innobackupex: fatal error: no 'mysqld' group in MySQL options
解决办法：
[root@zabbixdb2 backup]# cd /usr/lib64/
[root@zabbixdb2 lib64]# ls -l |grep libssl
-rwxr-xr-x. 1 root root 273600 Mar 23 2016 libssl3.so
lrwxrwxrwx. 1 root root 16 Oct 19 2016 libssl.so -> libssl.so.1.0.1e
lrwxrwxrwx. 1 root root 16 Oct 19 2016 libssl.so.10 -> libssl.so.1.0.1e
-rwxr-xr-x. 1 root root 444184 Feb 24 2016 libssl.so.1.0.1e
找不到libssl.so.6。创建软连接:
ln -s /usr/lib64/libssl.so.10 /usr/lib64/libssl.so.6
ln -s /usr/lib64/libcrypto.so.10 /usr/lib64/libcrypto.so.6