Some of the things ;that can be configured are as follows:

• The location of the logging configuration file
• the location of the log file
• Logging level

The following snippet shows a few examples:

# Location of the logging configuration file.
  logging.config=
# Log file name.
  logging.file=
# Configure Logging level. 
# Example `logging.level.org.springframework=TRACE`
  logging.level.*=