percona-xtrabackup-8.0.7簡單快捷使用

# 參考資料：

https://blog.csdn.net/vkingnew/article/details/83012316

# 環境:centos6.x

yum -y install perl-DBI yum -y install perl-DBD-MySQL yum -y install perl-IO-Socket-SSL.noarch yum -y install perl-Time-HiRes yum -y install perl-TermReadKey yum -y install perl-ExtUtils-MakeMaker [root@dbhost ~]# rpm -qa|grep libgcrypt libgcrypt-1.4.5-12.el6_8.x86_64

# 下載對應的版本

cd /opt/ wget https://www.percona.com/downloads/Percona-XtraBackup-LATEST/Percona-XtraBackup-8.0-7/binary/tarball/percona-xtrabackup-8.0.7-Linux-x86_64.libgcrypt145.tar.gz tar -zxf percona-xtrabackup-8.0.7-Linux-x86_64.libgcrypt145.tar.gz cd /usr/local/ ln -s /opt/percona-xtrabackup-8.0.7-Linux-x86_64 xtrabackup ln -fs /opt/percona-xtrabackup-8.0.7-Linux-x86_64/bin/* /usr/bin/ xtrabackup -v

# 在主庫中創建專用備份賬號

create user 'bk_user'@'10.192.30.%' identified WITH mysql_native_password by 'v9SimLKsIHpwzyOgVwlM' PASSWORD EXPIRE NEVER ; GRANT BACKUP_ADMIN,SELECT, RELOAD, PROCESS, SUPER, LOCK TABLES, REPLICATION SLAVE, REPLICATION CLIENT, SHOW VIEW ON *.* TO 'bk_user'@'10.192.30.%';

# 全量備份(在本地從庫上備份)

xtrabackup --defaults-file=/data/mysql/mysql_3306/my_3306.cnf --host=10.192.30.60 --user='bk_user' --password='v9SimLKsIHpwzyOgVwlM' --port=3306 --backup --compress --compress-threads=8 --use-memory=4G --slave-info --parallel=8 --target-dir=/data/backup/

# 全量恢復

# 需要先清空數據目錄下的文件及其目錄

-- rm -rf tmp/* undolog/* data/* logs/mysql-bin*

# 先解壓，需要單獨安裝

/* wget http://www.quicklz.com/qpress-11-linux-x64.tar tar xvf qpress-11-linux-x64.tar cp qpress /usr/bin
# 如果無法下載，登錄其官網，單獨下載，再上傳
*/ xtrabackup --defaults-file=/data/mysql/mysql_3306/my_3306.cnf --use-memory=4G --decompress --parallel=8 --remove-original --target-dir=/data/backup/ # 壓縮備份 xtrabackup --defaults-file=/data/mysql/mysql_3306/my_3306.cnf --prepare --use-memory=4G --parallel=8 --target-dir=/data/backup/ # 恢復數據 xtrabackup --defaults-file=/data/mysql/mysql_3306/my_3306.cnf --copy-back --use-memory=4G --parallel=8 --target-dir=/data/backup/ # 拷貝會目錄所在，這里推薦使用--copy-back方式，因為我的my.cnf中的配置路徑是分散的 chown -R mysql.mysql *

# 附錄：簡單的全備shell腳本

#!/bin/bash # file_name: /usr/local/scripts/full_xtrabackup.sh # ################################################################################################################################################################# # # # create user 'bk_user'@'10.192.30.%' identified WITH mysql_native_password by 'v9SimLKsIHpwzyOgVwlM' PASSWORD EXPIRE NEVER ; # GRANT BACKUP_ADMIN,SELECT, RELOAD, PROCESS, SUPER, LOCK TABLES, REPLICATION SLAVE, REPLICATION CLIENT, SHOW VIEW ON *.* TO 'bk_user'@'10.192.30.%'; # mkdir -p /data/backup/logs/ ; mkdir -p /data/backup/full_bak/ # 33 18 13 08 * /bin/bash /usr/local/scripts/full_xtrabackup.sh &>/dev/null. /etc/init.d/functions Date_Time=`date +%Y%m%d%H%M%S` Date_Day=`date +%Y%m%d%H%M` Target_Dir="/data/backup/full_bak/" User_Name="bk_user" Pass_Word="v9SimLKsIHpwzyOgVwlM" Host_Ip="10.192.30.60" Port_MySQL="3306" Xtrabackup_Cmd="/usr/bin/xtrabackup" Compress_Threads="8" Parallel_Num='8' Use_Memory="4G" My_Conf="/data/mysql/mysql_3306/my_3306.cnf" Log_File_Dir="/data/backup/logs/" Log_File="/data/backup/logs/full_bak_"${Date_Day}"" Count_Day="30" Scp_Target_Host="root@10.192.30.53:/data/backup/full_backup/"# 全備份 function Full_Backup(){"${Xtrabackup_Cmd}" --defaults-file="${My_Conf}" --host="${Host_Ip}" --user="${User_Name}" --password="${Pass_Word}" --port="${Port_MySQL}" --backup --compress --compress-threads="${Parallel_Num}" --use-memory="${Use_Memory}" --slave-info --parallel="${Parallel_Num}" --target-dir="${Target_Dir}"full_bak_"${Date_Day}"/ &>>"${Log_File}".logResults=`tail -1 "${Log_File}".log | awk '{print $3}'`if [ "${Results}"x == "completed"x ]; thenecho "############################################################################" &>>"${Log_File}".logaction "full_backup files are successful" /bin/true &>>"${Log_File}".logelseecho "############################################################################" &>>"${Log_File}".logaction "full_backup files are error" /bin/false &>>"${Log_File}".logfi }# 給遠端傳輸一份，需要實現配置rsync或者ssh互信function Scp_BackupFiles(){Results=`tail -3 "${Log_File}".log |head -1| awk '{print $3}'`if [ "${Results}"x == "completed"x ]; thenscp -rp -l 52428800 "${Target_Dir}"full_bak_"${Date_Day}" "${Scp_Target_Host}"if [ "$?" -eq 0 ]; then action " "${Target_Dir}"full_bak_"${Date_Day}" are successfully transformed. " /bin/true &>>"${Log_File}".logfielseecho "############################################################################" &>>"${Log_File}".logaction " "${Target_Dir}"full_bak_"${Date_Day}" are failed transformed. " /bin/false &>>"${Log_File}".logfi }# 刪除舊文件，保留最近n天的文件 function Delete_Files(){find "${Target_Dir}" -type d -mtime +"${Count_Day}" -name "full_bak*" -exec rm -rf {} \;find "${Log_File_Dir}" -type f -mtime +"${Count_Day}" -name "full_bak_*.log" -exec rm -rf {} \; }Full_Backup sleep 10 Scp_BackupFiles Delete_Files#################################################################################################################################################################

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轉載于:https://www.cnblogs.com/bjx2020/p/11350281.html

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