 for on-disk logging, the
                 default size of a log file is 10MB.
            </p>
      <p>
                 When the logging subsystem is configured for in-memory logging, the
                 default size of a log file is 256KB.  In addition, the configured log
                 buffer size must be larger than the log file size.  (The logging
                 subsystem divides memory configured for in-memory log records into
                 "files", as database environments configured for in