contab -e 00 03 * * * mysqldump -u juandx --password=wenbinblog -d ‘juandx$myblog‘ -h juandx.mysql.pythonanywhere-services.com > /home/juandx/backups/myblog_$(date +\%Y\%m\%d_\%H\%M\%S).sql 00 03 * * * mysqldump -u juandx --password=wenbinblog -t ‘juandx$myblog‘ -h juandx.mysql.pythonanywhere-services.com > /home/juandx/backups/myblog-table_$(date +\%Y\%m\%d_\%H\%M\%S).sql
原文：http://www.cnblogs.com/juandx/p/5769401.html