轮循 轮循是用golang编写的平衡算法 安装 go get github.com/hlts2/round-robin 例 rr , _ := roundrobin . New ([] * url. URL { { Host : "192.168.33.10" }, { Host : "192.168.33.11" }, { Host : "192.168.33.12" }, { Host : "192.168.33.13" }, }) rr . Next ()