本模块实现日志信息的批量写入文件，定时自动flush到文件中，写入文件的日志级别可动态调整，单个日志文件大小可配置，循环对日志文件写入，这样不会造成机器空间被日志文件耗尽。

-This module implements the bulk of the log information written to the file, timed automatic flush to a file, write to the file s log level can be dynamically adjusted, a single log file size can be configured to cycle the log file is written, this will not cause the machinery space to be logThe file has been exhausted.