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超高性能 key-value 数据库,Redis 2.4.14

Redis 是一个高性能的key-value数据库。 redis的出现,很大程度补偿了memcached这类keyvalue存储的不足,在部 分场合可以对关系数据库起到很好的补充作用。它提供了Python,Ruby,Erlang,PHP客户端,使用很方便。


set操作每秒钟 110000 次,GET操作每秒钟 81000 次,服务器配置如下:

Linux 2.6, Xeon X3320 2.5Ghz.

stackoverflow 网站使用 Redis 做为缓存服务器。

2012-05-23 发布2.4.14。上一个版本是2012-05-02的2.4.13 下一个系列2.6已发布RC3.应该快了。


UPGRADE URGENCY: high, many non trivial bugs fixed in this release.

* [BUGFIX] Fixed issue #518 (Redis 99% CPU when master down).
* [BUGFIX] Fixed issue #516 (ZINTERSTORE mixing sets and zsets).
* [BUGFIX] Fixed a bug in install_server.sh when using chkconfig
* [BUGFIX] Fixes to --test-memory implementation.
* [BUGFIX] Allow PREFIX to be overridden in Makefile.
* [BUGFIX] The test is now more reliable on slow computers.
* redis-cli --pipe mode, see http://redis.io/topics/mass-insert
* Much better expired keys collection algorithm that makes the server much
  more responsive when a lot of keys are expiring at the same time.