xigua

Reference: https://medium.com/@gargar454/deploy-a-mongodb-cluster-in-steps-9-using-docker-49205e231319#.ff9lbtdl9
this post talks about 3 Nodes，Mongodb 2.6.5. In order to use mongo 3.0, a few changes has been made. Assume using root

1. First we need 2 servers with docker installed

1.1 recommend use Ubuntu 14.04 on aliyun, then install daocloud for docker installation and monitoring

curl -sSL https://get.daocloud.io/docker | sh

1.2 install daocloud monitoring program