The logging support class contains methods to view current filters, add or update a filter and its logging level, and test a given filter logging level.
日志支持类包含的方法可用于查看当前过滤器、增加或更新过滤器及其日志级别，以及测试给定的日志级别。
You cannot set a logging level filter lower than the base level of a handler.
您不能设置低于处理器的基本日志级别的日志级别过滤器。
For example, log level = 1 winbind:3 sets the system default log level to 1 and increases winbind logging to 3.
例如，loglevel =1winbind:3 将系统默认日志级别设置为 1，并将 winbind日志级别增加到 3。
To disable, set the logging level back to INFO level.
要想关闭，只要把日志级别设为INFO就可以了。
To disable, set the logging level back to INFO level.
要想关闭，只要把日志级别设为INFO就可以了。
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