[root@localhost /]#yum install perl-DBD-MysqL.x86_64

[root@localhost install]#wget ftp://rpmfind.net/linux/dag/redhat/el6/en/x86_64/dag/RPMS/libev-4.15-1.el6.rf.x86_64.rpm
--2016-04-24 20:01:25-- ftp://rpmfind.net/linux/dag/redhat/el6/en/x86_64/dag/RPMS/libev-4.15-1.el6.rf.x86_64.rpm
=> “libev-4.15-1.el6.rf.x86_64.rpm”
Resolving rpmfind.net... 195.220.108.108
Connecting to rpmfind.net|195.220.108.108|:21... connected.
Logging in as anonymous ... Logged in!
==> SYST ... done. ==> PWD ... done.
==> TYPE I ... done. ==> CWD (1) /linux/dag/redhat/el6/en/x86_64/dag/RPMS ... done.
==> SIZE libev-4.15-1.el6.rf.x86_64.rpm ... 74692
==> PASV ... done. ==> RETR libev-4.15-1.el6.rf.x86_64.rpm ... done.
Length: 74692 (73K) (unauthoritative)

100%[===================================================================================================================>] 74,692 190K/s in 0.4s
2016-04-24 20:01:30 (190 KB/s) - “libev-4.15-1.el6.rf.x86_64.rpm” saved [74692]

[root@localhost install]#rpm -ivh libev-4.15-1.el6.rf.x86_64.rpm
warning: libev-4.15-1.el6.rf.x86_64.rpm: Header V3 DSA/SHA1 Signature,key ID 6b8d79e6: NOKEY
Preparing... ########################################### [100%]
1:libev ########################################### [100%]

--去percona官网下载linux系统通用的软件包
[root@localhost bin]# wget https://www.percona.com/downloads/XtraBackup/Percona-XtraBackup-2.4.2/binary/tarball/percona-xtrabackup-2.4.2-Linux-x86_64.tar.gz
--解压软件包
tar -zxvf percona-xtrabackup-2.4.2-Linux-x86_64.tar.gz
cd percona-xtrabackup-2.4.2-Linux-x86_64
cd bin/

cp bin/innobackupex /usr/bin/innobackupex

cp bin/xtrabackup /usr/bin/xtrabackup

[root@localhost bin]# ./innobackupex -?

--方法②
--也可以去percona官网下载xtrabackup Redhat系统专用的软件包
[root@localhostinstall]# wget https://www.percona.com/downloads/XtraBackup/Percona-XtraBackup-2.3.4/binary/redhat/6/x86_64/Percona-XtraBackup-2.3.4-re80c779-el6-x86_64-bundle.tar
--2016-04-24 20:09:46-- https://www.percona.com/downloads/XtraBackup/Percona-XtraBackup-2.3.4/binary/redhat/6/x86_64/Percona-XtraBackup-2.3.4-re80c779-el6-x86_64-bundle.tar
Resolving www.percona.com... 74.121.199.234
Connecting to www.percona.com|74.121.199.234|:443... connected.
HTTP request sent,awaiting response... 200 OK
Length: 27504640 (26M) [application/x-tar]
Saving to: “Percona-XtraBackup-2.3.4-re80c779-el6-x86_64-bundle.tar”
100%[===================================================================================================================>] 27,504,640 2.05M/s in 13s
2016-04-24 20:10:04 (1.97 MB/s) - “Percona-XtraBackup-2.3.4-re80c779-el6-x86_64-bundle.tar” saved [27504640/27504640]

--安装xtrabackup

[root@localhost install]#rpm -ivh percona-xtrabackup-2.3.4-1.el6.x86_64.rpm
warning: percona-xtrabackup-2.3.4-1.el6.x86_64.rpm: Header V4 DSA/SHA1 Signature,key ID cd2efd2a: NOKEY
Preparing... ########################################### [100%]
1:percona-xtrabackup ########################################### [100%]
[root@localhost install]# man xtrabackup
[root@localhost install]# which xtrabackup
/usr/bin/xtrabackup

本文出自http://blog.itpub.net/26506993/viewspace-2087734/