Codis

Codis是一个分布式Redis解决方案,其实就是一个数据库代理，让你在使用Redis集群的时候，就像使用单机版的Redis是一样的，对开发者透明。

Proxy based Redis cluster solution supporting pipeline and scaling dynamically.

 

Codis is a proxy based high performance Redis cluster solution written in Go. It is production-ready and widely used at wandoujia.com and many companies. You can see Codis Releases for latest and most stable realeases.

Donation

Donate if you want to help us maintaining this project. Thank you! See this issue for details

Compared with Twemproxy and Redis Cluster

	Codis	Twemproxy	Redis Cluster
resharding without restarting cluster	Yes	No	Yes
pipeline	Yes	Yes	No
hash tags for multi-key operations	Yes	Yes	Yes
multi-key operations while resharding	Yes	-	No(details)
Redis clients supporting	Any clients	Any clients	Clients have to support cluster protocol

"Resharding" means migrating the data in one slot from one redis server to another, usually happens while increasing/decreasing the number of redis servers.

Other Features

• GUI website dashboard & admin tools
• Supports most of Redis commands, Fully compatible with Twemproxy(https://github.com/twitter/twemproxy)
• Proxies can register on zk/etcd, clients can avoid dead proxies, see "High Availability" section.

Tutorial

简体中文 English (WIP)

FAQ

简体中文 English (WIP)

High Availability

简体中文 English (WIP)

Architecture

Snapshots

Proxy 

Slots 

Group 

Sentinel 

##Benchmarks See benchmark results

##Authors

Active authors:

• @spinlock9 微博@斯宾洛克
• @yangzhe1991 微博@_杨肉_

Emeritus authors:

• @goroutine 微博@goroutine
• @c4pt0r 微博@Dongxu_Huang

Thanks:

• @ivanzhaowy
• @Apache9 微博@Apache9

from https://github.com/CodisLabs/codis/