Moden times, there are many log file generated by all sorts of system.
The needs of efficiently store, archive, search and import/export log are urgent.
But the exists 2 type storage system, file and database system, are targeted common various directory oriented data and regulared trasactional large business entries data.
Log file system is address the following feature.
* flexable log name (just as file system)
* large log entries (just as database system)
* column search and full text search
* compressing
* date/sequence partition
* log entrie type
