nodjs 生产环境及升级问题

1. module version mismatch 

http://stackoverflow.com/questions/15584529/module-version-mismatch-expected-11-got-1

 

2. connect-mongo 

Error: Connection strategy not found

https://cnodejs.org/topic/567a1120222744630726b244

3. warning connect.session() memorystore is not designed for a production environment

http://andyj.github.io/projects/node-session-management.html

4. 升级nodejs：

https://davidwalsh.name/upgrade-nodejs

升级到4.4.4版本