Mysql备份XtraBackup工具安装

mysql配置文件添加：

innodb_file_per_table= 1   （这个至关重要！！！！＊＊＊＊＊＊＊每表单独的表空间）

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

安装步骤：

1.下载地址 https://www.percona.com/downloads/XtraBackup/ 2.准备安装 ： yum install perl-DBI yum install perl-DBD-MySQL yum install perl-Time-HiRes yum install perl-IO-Socket-SSL 此处会出错： A.问题 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 解决办法： 下载： MySQL-shared-compat-5.5.43-1.linux2.6.x86_64.rpm 安装 rpm -ivh ***** B.问题 error: Failed dependencies: libev.so.4 is needed by percona-xtrabackup-24-2.4.3-1.el6.i686 解决办法： https://pkgs.org/centos-6/repoforge-i386/libev-4.15-1.el6.rf.i686.rpm.html下载文件安装 3.安装XtrabackUp rpm -ivh percona-xtrabackup-2.1.5-680.rhel6.x86_64.rpm 4.查看版本 rpm -qa |grep xtrabackup 查看版本 rpm -e percona-xtrabackup-2.2.10-1.el6.i686 卸载