有什么好的redis集群方案？

Question

有没有一种方案，可以做sharding，同时也可以做主备，主机挂了，slave能自动顶上。有没有这样的方案呢？现在在使用redis集群的公司，一般是怎么做的呢？谢谢

Answer 1

Redis’ cluster solution will not be available until version 3.0, so currently there is no cluster solution for redis itself.

If you need to use multiple redis instances, you can use a load balancing tool such as HaProxy to point all connection addresses to the proxy, and the proxy will allocate response requests according to rules.

In addition, redis has a development version of the service monitoring component, sentinel.

Answer 2

A problem with the redis cluster solution is that it uses a lot of memory