结论

shadowsocks-libev服务本身不支持多账户,需要创建多个单独配置,分别起对应进程

细节自行查看
https://github.com/shadowsocks/shadowsocks-libev/issues/5
https://www.itfanr.cc/2016/10/02/use-shadowsocks-to-have-better-internet-experience/
限制:https://freevpn-x.com/index-160.htm