A large log file is difficult to use because you need to filter out a lot of noise to find the useful signal.
较大的日志文件很难使用,这是因为它们需要过滤大量的噪声才能找到有用的信号。
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Thus, it can capture (in an operational sense), monitor, log, and signal non - compliance with nonfunctional requirements that relate to the service qualities.
You can change the log level at run time by sending a SIGUSR1 signal to the Samba process to increase the log level or SIGUSR2 to decrease the log level.