Redis 4.0.9 发布，修复关于 AOF 严重的 bug 和新增功能

Redis 4.0.9 已发布，发布说明显示，该版本新增了一些有趣的功能，也修复了重要的关于 AOF 的 bug。

关于修复 AOF 严重的 bug 的详细描述请查看更新说明。

其他更新

Bug 修复

• Latency monitor could report wrong latencies under certain conditions.
• AOF rewriting could fail when a backgronud rewrite is triggered and at the same time the AOF is switched on/off.
• Redis Cluster crash-recovery safety improved.
• Other smaller fixes (check commnits).

新特性

• Redis Cluster has now the ability to configure certain slaves so that they’ll never attempt a failover.
• Keyspace notifications API in modules.
• RM_Call() is now faster by reusing the same client.
• Tracking of the percentage of keys already logically expired but yet not evicted.
• Other smaller improvements (check commits)

下载地址：https://redis.io/download

转自 https://www.oschina.net/news/94741/redis-4-0-9-released