redis rdb文件解析
http://www.ttlsa.com/python/redis-rdb-tools-analysis-of-reids-dump-file-and-memory-usage/
redis-rdb-tools:命令过滤/解析rdb文件
redis-memory-for-key:从内存中读取对应key值得信息,大小/类型等
SQLite:轻型数据库
SQLite 安装指南
http://blog.csdn.net/tianyou121/article/details/6104317