摘要: http://oldblog.antirez.com/post/autocomplete-with-redis.htmlHello! This isn't just a blog post, it is actually the Redis weekly update number eight, but we can't tell this to Google: naming posts likeRedis Weekly update #...will not play well with Google indexing, so I'm starting to use 阅读全文
posted @ 2013-08-18 20:41 blockcipher 阅读(346) 评论(0) 推荐(0)
摘要: http://highscalability.com/blog/2013/5/13/the-secret-to-10-million-concurrent-connections-the-kernel-i.htmlNow that we have theC10K concurrent connection problemlicked, how do we level up and support 10 million concurrent connections? Impossible you say. Nope, systems right now are delivering 10 mil 阅读全文
posted @ 2013-08-18 20:38 blockcipher 阅读(269) 评论(0) 推荐(0)
摘要: https://github.com/blog/542-introducing-resqueResqueis our Redis-backed library for creating background jobs, placing those jobs on multiple queues, and processing them later.Background jobs can be any Ruby class or module that responds toperform. Your existing classes can easily be converted to bac 阅读全文
posted @ 2013-08-18 20:36 blockcipher 阅读(217) 评论(0) 推荐(0)
摘要: http://justjavac.com/nosql/2012/04/13/redis-persistence-demystified.html本文内容来源于Redis 作者博文,Redis作者说,他看到的所有针对Redis的讨论中,对Redis持久化 的误解是最大的,于是他写了一篇长文来对Redis的持久化进行了系统性的论述。什么是持久化,简单来讲就是将数据放到断电后数据不会丢失的设备中。也就是我们通常理解的硬盘上。写操作的流程首先我们来看一下数据库在进行写操作时到底做了哪些事,主要有下面五个过程。客户端向服务端发送写操作(数据在客户端的内存中)数据库服务端接收到写请求的数据(数据在服务端的 阅读全文
posted @ 2013-08-18 20:35 blockcipher 阅读(209) 评论(0) 推荐(0)
摘要: http://blog.sina.com.cn/s/blog_998c49430101883d.html一、Redis的Replication:这里首先需要说明的是,在Redis中配置Master-Slave模式真是太简单了。相信在阅读完这篇Blog之后你也可以轻松做到。这里我们还是先列出一些理论性的知识,后面给出实际操作的案例。下面的列表清楚的解释了Redis Replication的特点和优势。1). 同一个Master可以同步多个Slaves。2). Slave同样可以接受其它Slaves的连接和同步请求,这样可以有效的分载Master的同步压力。因此我们可以将Redis的Replica 阅读全文
posted @ 2013-08-18 20:31 blockcipher 阅读(338) 评论(0) 推荐(0)
摘要: http://www.oschina.net/translate/redis-latency-problems-troubleshooting?cmpThis document will help you understand what the problem could be if you are experiencing latency problems with Redis.In this contextlatencyis the maximum delay between the time a client issues a command and the time the reply 阅读全文
posted @ 2013-08-18 20:29 blockcipher 阅读(1707) 评论(0) 推荐(0)
摘要: http://inventwithpython.com/hacking/chapters/Chapter 1 - Making Paper Cryptography Tools[related content]Chapter 2 - Downloading and Installing Python[related content]Chapter 3 - The Interactive Shell[related content]Chapter 4 - Strings and Writing Programs[related content]Chapter 5 - The Reverse Ci 阅读全文
posted @ 2013-08-18 20:12 blockcipher 阅读(305) 评论(0) 推荐(0)
摘要: http://www.woqutech.com/?p=769MYSQL数据丢失讨论1. 概述很多企业选择MySQL都会担心它的数据丢失问题,从而选择Oracle,但是其实并不十分清楚什么情况下,各种原因导致MySQL会丢失部分数据。本文不讨论Oracle和MySQL的优劣,仅仅关注MySQL丢失数据的几种情况。希望能够抛砖引玉,让各位MySQL大牛们梳理出MySQL最安全或者性价比合适的适合各种应用场景的方案。2. 问题定义一般我们希望把一系列的数据作为一个原子操作,这样的话,这一系列操作,要么提交,要么全部回滚掉。当我们提交一个事务,数据库要么告诉我们事务提交成功了,要么告诉我们提交失败。数 阅读全文
posted @ 2013-08-18 20:06 blockcipher 阅读(216) 评论(0) 推荐(0)