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  • mysql之 percona-xtrabackup 2.4.7安装(热备工具)

    准备:os是centos6.7,提前下载并上传 percona-xtrabackup 安装包,下载网址为: https://www.percona.com/downloads/XtraBackup/LATEST/
    1.安装依赖包
    [root@localhost xtrabackup]# yum -y install perl perl-devel libaio libaio-devel perl-Time-HiRes perl-DBD-MySQL 
    Dependency Installed:
      perl-DBI.x86_64 0:1.609-4.el6                                                    
    Complete!
    2. 安装 percona-xtrabackup 工具
    2.1 -- 发现缺包
    [root@mysql01 ~]# rpm -ivh percona-xtrabackup-24-2.4.7-1.el5.x86_64.rpm
    warning: percona-xtrabackup-24-2.4.7-1.el5.x86_64.rpm: Header V4 DSA/SHA1 Signature, key ID cd2efd2a: NOKEY
    error: Failed dependencies:
    libcurl.so.3()(64bit) is needed by percona-xtrabackup-24-2.4.7-1.el5.x86_64
    libev.so.4()(64bit) is needed by percona-xtrabackup-24-2.4.7-1.el5.x86_64
    2.2 -- 配置本地yum源后,用 yum 发现依然找不到包,搜寻后,网友解决方法是 单独下载 libev-4.15-1.el6.rf.x86_64.rpm 包
    2.3 -- 安装 libev-4.15-1.el6.rf.x86_64.rpm 包,过了。
    [root@mysql01 ~]# rpm -ivh libev-4.15-1.el6.rf.x86_64.rpm
    [root@mysql01 ~]#  rpm -ivh percona-xtrabackup-24-2.4.7-1.el5.x86_64.rpm
    warning: percona-xtrabackup-24-2.4.7-1.el5.x86_64.rpm: Header V4 DSA/SHA1 Signature, key ID cd2efd2a: NOKEY
    error: Failed dependencies:
    libcurl.so.3()(64bit) is needed by percona-xtrabackup-24-2.4.7-1.el5.x86_64
    2.4 -- libcurl.so.3()(64bit) is needed by percona-xtrabackup-24-2.4.7-1.el5.x86_64 ,依然解决不了,最后决定强行安装。(这个问题卡了两个小时,现在不能很好的解决,留到以后再看)
    [root@mysql01 ~]# rpm -ivh percona-xtrabackup-24-2.4.7-1.el5.x86_64.rpm --nodeps --force
    warning: percona-xtrabackup-24-2.4.7-1.el5.x86_64.rpm: Header V4 DSA/SHA1 Signature, key ID cd2efd2a: NOKEY
    Preparing...                ########################################### [100%]
       1:percona-xtrabackup-24  ########################################### [100%]
    3. 测试,查看 percona-xtrabackup  版本
    [root@mysql01 ~]# innobackupex -v
    innobackupex version 2.4.7 Linux (x86_64) (revision id: 6f7a799)
    [root@mysql01 ~]# rpm -ql percona-xtrabackup-24
    /usr/bin/innobackupex
    /usr/bin/xbcloud
    /usr/bin/xbcloud_osenv
    /usr/bin/xbcrypt
    /usr/bin/xbstream
    /usr/bin/xtrabackup
    说明:Xtrabackup有两个主要的工具:xtrabackup、innobackupex
    a、xtrabackup只能备份InnoDB和XtraDB两种数据表,而不能备份MyISAM数据表
    b、innobackupex是一个perl脚本封装了xtrabackup。支持同时备份InnoDB和MyISAM引擎的表。
    4. 测试全备数据库 
    [root@mysql01 ~]# innobackupex --user=root --password=oracle --port=3606 --socket=/var/lib/mysql/mysql.sock  /xtrabackup/full/
    170602 06:48:07 innobackupex: Starting the backup operation
    IMPORTANT: Please check that the backup run completes successfully.
               At the end of a successful backup run innobackupex
               prints "completed OK!".
    170602 06:48:07  version_check Connecting to MySQL server with DSN 'dbi:mysql:;mysql_read_default_group=xtrabackup;port=3606;mysql_socket=/var/lib/mysql/mysql.sock' as 'root'  (using password: YES).
    Failed to connect to MySQL server as DBD::mysql module is not installed at - line 1327.
    170602 06:48:07 Connecting to MySQL server host: localhost, user: root, password: set, port: 3606, socket: /var/lib/mysql/mysql.sock
    Using server version 5.6.25
    innobackupex version 2.4.7 based on MySQL server 5.7.13 Linux (x86_64) (revision id: 6f7a799)
    xtrabackup: uses posix_fadvise().
    xtrabackup: cd to /var/lib/mysql/
    xtrabackup: open files limit requested 0, set to 1024
    xtrabackup: using the following InnoDB configuration:
    xtrabackup:   innodb_data_home_dir = .
    xtrabackup:   innodb_data_file_path = ibdata1:12M:autoextend
    xtrabackup:   innodb_log_group_home_dir = ./
    xtrabackup:   innodb_log_files_in_group = 2
    xtrabackup:   innodb_log_file_size = 50331648
    InnoDB: Number of pools: 1
    。。。。
    170602 06:48:10 Executing UNLOCK TABLES
    170602 06:48:10 All tables unlocked
    170602 06:48:10 Backup created in directory '/xtrabackup/full/2017-06-02_06-48-07/'
    170602 06:48:10 [00] Writing backup-my.cnf
    170602 06:48:10 [00]        ...done
    170602 06:48:10 [00] Writing xtrabackup_info
    170602 06:48:10 [00]        ...done
    xtrabackup: Transaction log of lsn (1626027) to (1626027) was copied.
    170602 06:48:10 completed OK!
    5. 检查备份
    [root@mysql01 ~]# ll  /xtrabackup/full/
    total 4
    drwxr-x---. 5 root root 4096 Jun  2 06:53 2017-06-02_06-53-37
    说明:工具使用没有问题,成功!




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  • 原文地址:https://www.cnblogs.com/andy6/p/6931236.html
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