mysql -e "show databases;" -uroot -psdfsaf -P3306 | grep -Ev "mysql|information_schema|performance_schema|test" |grep -v Database | xargs mysqldump --master-data=2 -uroot -psdfsaf --databases > /data/all.sql
mysql -e "show databases;" -uroot -psdfsaf -P3306 | grep -Ev "mysql|information_schema|performance_schema|test" |grep -v Database | xargs mysqldump --master-data=2 -uroot -psdfsaf --databases > /data/all.sql