FROM ubuntu
MAINTAINER erkan yanar <erkan.yanar@linsenraum.de>
 
ENV DEBIAN_FRONTEND noninteractive
RUN apt-get install -y python-software-properties
RUN apt-key adv --recv-keys --keyserver hkp://keyserver.ubuntu.com:80 0xcbcb082a1bb943db
RUN add-apt-repository 'deb http://mirror2.hs-esslingen.de/mariadb/repo/10.0/ubuntu precise main'
RUN apt-get update
RUN apt-get install -y mariadb-server
RUN echo "[mysqld]"      >/etc/mysql/conf.d/docker.cnf
RUN echo "bind-address = 0.0.0.0"  >>/etc/mysql/conf.d/docker.cnf
RUN echo "innodb_flush_method = O_DSYNC" >>/etc/mysql/conf.d/docker.cnf
RUN echo "skip-name-resolve"    >>/etc/mysql/conf.d/docker.cnf
RUN echo "init_file = /etc/mysql/init" >>/etc/mysql/conf.d/docker.cnf
RUN echo "GRANT ALL ON *.* TO supa@'%' IDENTIFIED BY 'supa';" >/etc/mysql/init
 
EXPOSE 3306
USER mysql
ENTRYPOINT mysqld

> cat $DOCKERFILENAME | docker build -t mysql -

> time for i in $(seq 10 60 ) ; do docker run -d -p 50$i:3306 mysql ; done                
..  
real 0m27.446s
user 0m0.264s
sys  0m0.211s

> docker ps | grep mysqld |wc -l 
51
> docker ps | head -2
CONTAINER ID  IMAGE    COMMAND    CREATED    STATUS    PORTS     NAMES
6d3a5181cd56  mysql:latest  /bin/sh -c mysqld About a minute ago Up About a minute 0.0.0.0:5060->3306/tcp lonely_pare