twemproxy (nutcracker) 介绍

[不指定 2014/07/21 11:28 | by ipaddr ]
twemproxy (pronounced "two-em-proxy"), aka nutcracker is a fast and lightweight proxy for memcached andredis protocol. It was primarily built to reduce the connection count on the backend caching servers.

https://github.com/twitter/twemproxy

Ipaddr注： twemproxy的目的不是为了提升性能、容灾，而是为了减少Redis/Memcached的连接数。

Features

  • Fast.
  • Lightweight.
  • Maintains persistent server connections.
  • Keeps connection count on the backend caching servers low.
  • Enables pipelining of requests and responses.
  • Supports proxying to multiple servers.
  • Supports multiple server pools simultaneously.
  • Shard data automatically across multiple servers.
  • Implements the complete memcached ascii and redis protocol.
  • Easy configuration of server pools through a YAML file.
  • Supports multiple hashing modes including consistent hashing and distribution.
  • Can be configured to disable nodes on failures.
  • Observability through stats exposed on stats monitoring port.
  • Works with Linux, *BSD, OS X and Solaris (SmartOS)
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