system record file

Telecom history communication detail record query plan with file system

电信历史话单查询的文件系统实现方案

The NameNode uses a transaction log called the EditLog to persistently record every change that occurs to file system metadata.

对于任何对文件元数据产生修改的操作，Namenode都使用一个称为Editlog的事务日志记录下来。

Repair the file system boot sector or the Master Boot Record ( MBR).

修复文件系统启动扇区或主启动记录（MBR）。

This system includes a web crawler and a file parser against the seed files. Therefore, it can automatically collect BT seed files in the network and separate the description information from sharing files, and record the historical index and description.

该系统包含针对BT种子文件的网络爬虫和种子文件解析器，它能自动采集网络中的BT种子文件；再从中分离出共享文件的描述信息，建立索引和描述信息的历史纪录。