logFilePath rootLevel logFileName UTF-8 %d{HH:mm:ss} %-5level %msg%n UTF-8 %-5level %d{HH:mm:ss.SSS} [%thread] %msg%n ${logFilePath}${file.separator}${logFileName} false UTF-8 %-5level %d{yyyy-MM-dd HH:mm:ss.SSS} [%thread] %msg%n