Mysql備份XtraBackup工具安裝

mysql配置檔案添加：

innodb_file_per_table= 1   （這個至關重要！！！！＊＊＊＊＊＊＊每表單獨的表空間）

InnoDB: Your database may be corrupt or you may have copied the InnoDB tablespace but not the InnoDB log files. Please refer to http://dev.mysql.com/doc/refman/5.7/en/forcing-innodb-recovery.html for information about forcing recovery.

xtrabackup: error: The transaction log file is corrupted.

xtrabackup: error: The log was not applied to the intended LSN!

xtrabackup: Log applied to lsn 3128344

xtrabackup: The intended lsn is 3129906

安裝步驟：

1.下載下傳位址

https://www.percona.com/downloads/XtraBackup/

2.準備安裝 ：

yum install perl-DBI

yum install perl-DBD-MySQL

yum install perl-Time-HiRes

yum install perl-IO-Socket-SSL

此處會出錯：

A.問題

rpm -ivh perl-DBD-MySQL-4.013-3.el6.x86_64.rpm

warning: perl-DBD-MySQL-4.013-3.el6.x86_64.rpm: Header V3 RSA/SHA256 Signature, key ID c105b9de: NOKEY

error: Failed dependencies:

libmysqlclient.so.16()(64bit) is needed by perl-DBD-MySQL-4.013-3.el6.x86_64

libmysqlclient.so.16(libmysqlclient_16)(64bit) is needed by perl-DBD-MySQL-4.013-3.el6.x86_64

解決辦法：

下載下傳：

MySQL-shared-compat-5.5.43-1.linux2.6.x86_64.rpm 安裝 rpm -ivh *****

B.問題

error: Failed dependencies:

libev.so.4 is needed by percona-xtrabackup-24-2.4.3-1.el6.i686

解決辦法：

https://pkgs.org/centos-6/repoforge-i386/libev-4.15-1.el6.rf.i686.rpm.html下載下傳檔案安裝

3.安裝XtrabackUp

rpm -ivh percona-xtrabackup-2.1.5-680.rhel6.x86_64.rpm

4.檢視版本

rpm -qa |grep xtrabackup 檢視版本

rpm -e percona-xtrabackup-2.2.10-1.el6.i686 解除安裝