my.cnf配置文件

[client]
default_character_set=utf8[mysqld]
# 数据存储目录（必须手动指定）
datadir=/var/lib/mysql/data# 字符集
collation_server = utf8_general_ci
character_set_server = utf8
# 二进制日志
server-id=1
log_bin=/var/log/mysql/binlog
binlog_format=ROW
# 定时任务
event_scheduler=ON
# 错误日志
log_error=/var/log/mysql/error.log# 查询日志
general_log=ON
general_log_file=/var/log/mysql/general.log# 慢查询日志
slow_query_log=ON
slow_query_log_file=/var/log/mysql/slow.log
long_query_time=2  # 慢查询阈值（秒）bind-address = 0.0.0.0

创建容器

docker run -d -p 3306:3306 --name mysql5.7 \--privileged \-v /opt/docker_mysql5.7/log:/var/log/mysql \-v /opt/docker_mysql5.7/data:/var/data/mysql \-v /opt/docker_mysql5.7/conf:/etc/mysql \-e MYSQL_ROOT_PASSWORD='123456' \mysql:5.7

MySQL默认sock的目录在/var/lib/mysql

mysql_50">使用连接mysql端口的方式备份

xtrabackup --backup   --user=root   --password='123456'   --host=127.0.0.1   --port=3306   --parallel=3   --target-dir=/data/mysqlbackups/

查询结果