????????????в??????Linux????????mysql??????????????費????????????????????????????????????
????1.Linux???????????sshЭ?飬??????????Linux????????????????shell?????????
????ssh  -l  root  -p  8080  202.***.***.***
????????root????????????root??8080?????202.***.***.***???????ip?????
??????????????????????????????????????????????
????2.?????????????????????????????????У?
????mkdir /mysql/mysqldata_bakeup
????/mysql/mysqldata_bakeup???????·????????????壻
????3.?????????????·?? /usr/sbin/bakmysql??????
????vi /usr/sbin/bakmysql
???????????/usr/sbin/·???′???bakmysql???????????bakmysql??????????????
????fn = ` date +%Y%m%d `
????tar  zcvf  /mysql/mysqldata_bakeup/mysql$fn.tar.gz  /mysql/data
??????
????mysqldump -u root -ppassword /mysql/data/yourdatabase > /mysql/mysqldata_bakeup/mysql$fn.sql
????find /mysql/mysqldata_bakeup/ -type f -mtime +7 -exec rm -f {} ;
????/mysql/mysqldata_bakeup/????????????·????msql$fn.tar.gz????????????????????????/mysql/data?????????????????·????yourdatabase??????????????????
??????????е????????????????????tab?????????????date???????п??
?????????????????????????????????????????????????????????????????mysql???????mysqldump?????????yourdatabase??sql?????
???????????????7?????????????mtime?????????????????????????????????
????4.??????bakmysql????????????;
????chmod +x /usr/sbin/bakmysql
????5.???/etc/crontab:
????vi /etc/crontab
???????????????????????
????01 3 * * * root /usr/sbin/bakmysql
????01 3 ??????賿3:01??? bakmysql?????
????6.???????????????????????????????/etc/rc.d/init.d/·??????crond???????????????crond??????
????/etc/rc.d/init.d/crond restart
????7.???????????????exit