增加 my.cnf

baseimg/db/Dockerfile

@@ -13,8 +13,9 @@ ENV AUTO_RUN_DIR /docker-entrypoint-initdb.d
 WORKDIR $WORK_PATH
 
 RUN mkdir -p sql_to_run
-COPY ./sql_to_run/0-init_user_and_db.sql  ./sql_to_run/
 
+COPY my.cnf /etc/mysql/my.cnf
+COPY ./sql_to_run/0-init_user_and_db.sql  ./sql_to_run/
 #把要执行的shell文件放到/docker-entrypoint-initdb.d/目录下，容器会自动执行这个shell
 COPY ./init_db_data.sh $AUTO_RUN_DIR/
 

baseimg/db/my.cnf

+# Copyright (c) 2015, 2016, Oracle and/or its affiliates. All rights reserved.
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; version 2 of the License.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+
+#
+# The MySQL  Server configuration file.
+#
+# For explanations see
+# http://dev.mysql.com/doc/mysql/en/server-system-variables.html
+
+# * IMPORTANT: Additional settings that can override those from this file!
+#   The files must end with '.cnf', otherwise they'll be ignored.
+#
+!includedir /etc/mysql/conf.d/
+!includedir /etc/mysql/mysql.conf.d/
+
+max_connections = 5000
\ No newline at end of file

baseimg/db/sql_to_run/0-init_user_and_db.sql

@@ -79,7 +79,3 @@ flush privileges;
 CREATE DATABASE merchant;
 GRANT ALL PRIVILEGES ON *.* TO 'qa'@'%' IDENTIFIED BY 'qatest';
 flush privileges;
-
--- 设置最大连接数
-SET GLOBAL max_connections = 10000;
-flush privileges;