blancer

go 负载均衡器,支持一下几种算法：

1. 基于随机算法的负载均衡
2. 基于RoundRobin算法的负载均衡
3. 基于带权重RoundRobin算法的负载均衡
4. 基于一致性hash算法的负载均衡
5. 基于洗牌算法的负载均衡
6. 基于优化洗牌算法的负载均衡

运行结果

name: hash cost time: 3818 192.168.145.0:8080;call times: 2035 192.168.149.1:8080;call times: 2028 192.168.221.2:8080;call times: 1946 192.168.32.3:8080;call times: 2002 192.168.92.4:8080;call times: 1989 name: random cost time: 542 192.168.145.0:8080;call times: 2031 192.168.149.1:8080;call times: 2031 192.168.221.2:8080;call times: 1975 192.168.32.3:8080;call times: 1999 192.168.92.4:8080;call times: 1964 name: roundrobin cost time: 231 192.168.145.0:8080;call times: 2000 192.168.149.1:8080;call times: 2000 192.168.221.2:8080;call times: 2000 192.168.32.3:8080;call times: 2000 192.168.92.4:8080;call times: 2000 name: weight_roundrobin cost time: 4014 192.168.145.0:8080;call times: 1538 ;weight: 4 192.168.149.1:8080;call times: 1923 ;weight: 5 192.168.221.2:8080;call times: 1538 ;weight: 4 192.168.32.3:8080;call times: 1923 ;weight: 5 192.168.92.4:8080;call times: 3078 ;weight: 8 name: shuffle cost time: 149219 192.168.32.3:8080;call times: 2021 192.168.145.0:8080;call times: 2025 192.168.92.4:8080;call times: 2071 192.168.149.1:8080;call times: 1950 192.168.221.2:8080;call times: 1933 name: shuffle2 cost time: 145782 192.168.221.2:8080;call times: 2007 192.168.149.1:8080;call times: 2029 192.168.145.0:8080;call times: 1998 192.168.92.4:8080;call times: 1926 192.168.32.3:8080;call times: 2040